ASN Lookup Tool
AS721 DoD Network Information Center

An Autonomous System (AS) is a network (or collection of networks) that are all managed and supervised by a single entity or organisation. This tool provides a comprehensive ownership and connectivity report for any given AS number.

ASN Lookup for:

AS721

Powered By:

ASN Extended Info API

ASN Details JSON View

ASN Details

ASN

AS721

Organisation

DoD Network Information Center

AS Name

DNIC-ASBLK-00721-00726

IPv4 Addresses Announced

48,670,208

IPv4 Prefixes Announced

5,474

Bogon Prefixes Announced

IPv4 Space Rank

#5 out of 75,044

Registry

ARIN

Registered Country

Registration Date

1970-01-01

Registration Change

2009-05-15

Receiving From

ASN

Organisation

ASN

AS7018

Organisation

ATT Services Inc.

ASN

AS701

Organisation

Verizon Business

ASN

AS3320

Organisation

Deutsche Telekom AG

ASN

AS3356

Organisation

Level 3 Parent LLC

ASN

AS174

Organisation

Cogent Communications

ASN

AS2516

Organisation

KDDI Corporation

ASN

AS209

Organisation

CenturyLink Communications LLC

ASN

AS1239

Organisation

Sprint

ASN

AS1221

Organisation

Telstra Corporation Limited

ASN

AS3561

Organisation

CenturyLink Communications LLC

Showing 10 of 50 Results View More >

Transit To

ASN

Organisation

ASN

AS27064

Organisation

DoD Network Information Center

ASN

AS27065

Organisation

DoD Network Information Center

ASN

AS27066

Organisation

DoD Network Information Center

Active Prefixes

Prefix

Range From

Range To

Prefix

Range From

Range To

Prefix

Range From

Range To

Prefix

Range From

Range To

Prefix

Range From

Range To

Prefix

Range From

Range To

Prefix

Range From

Range To

Prefix

Range From

Range To

Prefix

Range From

Range To

Prefix

Range From

Range To

Prefix

Range From

Range To

Showing 10 of 5,474 Results View More >

1

{
2

"asn": "AS721",
3

"asnNumeric": 721,
4

"organisation": "DoD Network Information Center",
5

"name": "DNIC-ASBLK-00721-00726",
6

"registry": "ARIN",
7

"registeredCountry": "US",
8

"registeredCountryName": "United States of America",
9

"registrationDate": "1970-01-01",
10

"registrationLastChange": "2009-05-15",
11

"totalIpv4Addresses": 48670208,
12

"totalIpv4Prefixes": 5474,
13

"totalIpv4BogonPrefixes": 9,
14

"rank": 5,
15

"rankText": "#5 out of 75,044",
16

"receivingFrom": [...]
- 17
  
  {...}
  - 18
    
    "asn": "AS7018",
  - 19
    
    "asnNumeric": 7018,
  - 20
    
    "organisation": "ATT Services Inc.",
  - 21
    
    "name": "ATT-INTERNET4",
  - 22
    
    "registry": "ARIN",
  - 23
    
    "registeredCountry": "US",
  - 24
    
    "registeredCountryName": "United States of America",
  - 25
    
    "totalIpv4Addresses": 96892142,
  - 26
    
    "rank": 3
  - 27
    
    },
- 28
  
  {...}
  - 29
    
    "asn": "AS701",
  - 30
    
    "asnNumeric": 701,
  - 31
    
    "organisation": "Verizon Business",
  - 32
    
    "name": "UUNET",
  - 33
    
    "registry": "ARIN",
  - 34
    
    "registeredCountry": "US",
  - 35
    
    "registeredCountryName": "United States of America",
  - 36
    
    "totalIpv4Addresses": 39795962,
  - 37
    
    "rank": 10
  - 38
    
    },
- 39
  
  {...}
  - 40
    
    "asn": "AS3320",
  - 41
    
    "asnNumeric": 3320,
  - 42
    
    "organisation": "Deutsche Telekom AG",
  - 43
    
    "name": "DTAG",
  - 44
    
    "registry": "RIPE",
  - 45
    
    "registeredCountry": "DE",
  - 46
    
    "registeredCountryName": "Germany",
  - 47
    
    "totalIpv4Addresses": 33981944,
  - 48
    
    "rank": 11
  - 49
    
    },
- 50
  
  {...}
  - 51
    
    "asn": "AS3356",
  - 52
    
    "asnNumeric": 3356,
  - 53
    
    "organisation": "Level 3 Parent LLC",
  - 54
    
    "name": "LEVEL3",
  - 55
    
    "registry": "ARIN",
  - 56
    
    "registeredCountry": "US",
  - 57
    
    "registeredCountryName": "United States of America",
  - 58
    
    "totalIpv4Addresses": 28203419,
  - 59
    
    "rank": 14
  - 60
    
    },
- 61
  
  {...}
  - 62
    
    "asn": "AS174",
  - 63
    
    "asnNumeric": 174,
  - 64
    
    "organisation": "Cogent Communications",
  - 65
    
    "name": "COGENT-174",
  - 66
    
    "registry": "ARIN",
  - 67
    
    "registeredCountry": "US",
  - 68
    
    "registeredCountryName": "United States of America",
  - 69
    
    "totalIpv4Addresses": 21935330,
  - 70
    
    "rank": 15
  - 71
    
    },
- 72
  
  {...}
  - 73
    
    "asn": "AS2516",
  - 74
    
    "asnNumeric": 2516,
  - 75
    
    "organisation": "KDDI Corporation",
  - 76
    
    "name": "KDDI",
  - 77
    
    "registry": "JPNIC",
  - 78
    
    "registeredCountry": "JP",
  - 79
    
    "registeredCountryName": "Japan",
  - 80
    
    "totalIpv4Addresses": 18298112,
  - 81
    
    "rank": 20
  - 82
    
    },
- 83
  
  {...}
  - 84
    
    "asn": "AS209",
  - 85
    
    "asnNumeric": 209,
  - 86
    
    "organisation": "CenturyLink Communications LLC",
  - 87
    
    "name": "CENTURYLINK-US-LEGACY-QWEST",
  - 88
    
    "registry": "ARIN",
  - 89
    
    "registeredCountry": "US",
  - 90
    
    "registeredCountryName": "United States of America",
  - 91
    
    "totalIpv4Addresses": 17531200,
  - 92
    
    "rank": 23
  - 93
    
    },
- 94
  
  {...}
  - 95
    
    "asn": "AS1239",
  - 96
    
    "asnNumeric": 1239,
  - 97
    
    "organisation": "Sprint",
  - 98
    
    "name": "SPRINTLINK",
  - 99
    
    "registry": "ARIN",
  - 100
    
    "registeredCountry": "US",
  - 101
    
    "registeredCountryName": "United States of America",
  - 102
    
    "totalIpv4Addresses": 17450744,
  - 103
    
    "rank": 24
  - 104
    
    },
- 105
  
  {...}
  - 106
    
    "asn": "AS1221",
  - 107
    
    "asnNumeric": 1221,
  - 108
    
    "organisation": "Telstra Corporation Limited",
  - 109
    
    "name": "ASN-TELSTRA",
  - 110
    
    "registry": "APNIC",
  - 111
    
    "registeredCountry": "AU",
  - 112
    
    "registeredCountryName": "Australia",
  - 113
    
    "totalIpv4Addresses": 13536512,
  - 114
    
    "rank": 32
  - 115
    
    },
- 116
  
  {...}
  - 117
    
    "asn": "AS3561",
  - 118
    
    "asnNumeric": 3561,
  - 119
    
    "organisation": "CenturyLink Communications LLC",
  - 120
    
    "name": "CENTURYLINK-LEGACY-SAVVIS",
  - 121
    
    "registry": "ARIN",
  - 122
    
    "registeredCountry": "US",
  - 123
    
    "registeredCountryName": "United States of America",
  - 124
    
    "totalIpv4Addresses": 8747856,
  - 125
    
    "rank": 51
  - 126
    
    },
- 127
  
  {...}
  - 128
    
    "asn": "AS2914",
  - 129
    
    "asnNumeric": 2914,
  - 130
    
    "organisation": "NTT America Inc.",
  - 131
    
    "name": "NTT-LTD-2914",
  - 132
    
    "registry": "ARIN",
  - 133
    
    "registeredCountry": "US",
  - 134
    
    "registeredCountryName": "United States of America",
  - 135
    
    "totalIpv4Addresses": 6650166,
  - 136
    
    "rank": 75
  - 137
    
    },
- 138
  
  {...}
  - 139
    
    "asn": "AS1103",
  - 140
    
    "asnNumeric": 1103,
  - 141
    
    "organisation": "SURF B.V.",
  - 142
    
    "name": "SURFNET-NL",
  - 143
    
    "registry": "RIPE",
  - 144
    
    "registeredCountry": "NL",
  - 145
    
    "registeredCountryName": "Kingdom of the Netherlands",
  - 146
    
    "totalIpv4Addresses": 6219264,
  - 147
    
    "rank": 82
  - 148
    
    },
- 149
  
  {...}
  - 150
    
    "asn": "AS3549",
  - 151
    
    "asnNumeric": 3549,
  - 152
    
    "organisation": "Level 3 Parent LLC",
  - 153
    
    "name": "LVLT-3549",
  - 154
    
    "registry": "ARIN",
  - 155
    
    "registeredCountry": "US",
  - 156
    
    "registeredCountryName": "United States of America",
  - 157
    
    "totalIpv4Addresses": 4919592,
  - 158
    
    "rank": 102
  - 159
    
    },
- 160
  
  {...}
  - 161
    
    "asn": "AS852",
  - 162
    
    "asnNumeric": 852,
  - 163
    
    "organisation": "TELUS Communications Inc.",
  - 164
    
    "name": "ASN852",
  - 165
    
    "registry": "ARIN",
  - 166
    
    "registeredCountry": "CA",
  - 167
    
    "registeredCountryName": "Canada",
  - 168
    
    "totalIpv4Addresses": 4791296,
  - 169
    
    "rank": 106
  - 170
    
    },
- 171
  
  {...}
  - 172
    
    "asn": "AS6830",
  - 173
    
    "asnNumeric": 6830,
  - 174
    
    "organisation": "Liberty Global B.V.",
  - 175
    
    "name": "LibertyGlobal",
  - 176
    
    "registry": "RIPE",
  - 177
    
    "registeredCountry": "NL",
  - 178
    
    "registeredCountryName": "Kingdom of the Netherlands",
  - 179
    
    "totalIpv4Addresses": 3886528,
  - 180
    
    "rank": 131
  - 181
    
    },
- 182
  
  {...}
  - 183
    
    "asn": "AS2497",
  - 184
    
    "asnNumeric": 2497,
  - 185
    
    "organisation": "Internet Initiative Japan Inc.",
  - 186
    
    "name": "IIJ",
  - 187
    
    "registry": "JPNIC",
  - 188
    
    "registeredCountry": "JP",
  - 189
    
    "registeredCountryName": "Japan",
  - 190
    
    "totalIpv4Addresses": 3747072,
  - 191
    
    "rank": 137
  - 192
    
    },
- 193
  
  {...}
  - 194
    
    "asn": "AS2518",
  - 195
    
    "asnNumeric": 2518,
  - 196
    
    "organisation": "BIGLOBE Inc.",
  - 197
    
    "name": "BIGLOBE",
  - 198
    
    "registry": "JPNIC",
  - 199
    
    "registeredCountry": "JP",
  - 200
    
    "registeredCountryName": "Japan",
  - 201
    
    "totalIpv4Addresses": 3670016,
  - 202
    
    "rank": 140
  - 203
    
    },
- 204
  
  {...}
  - 205
    
    "asn": "AS3303",
  - 206
    
    "asnNumeric": 3303,
  - 207
    
    "organisation": "Swisscom Schweiz AG",
  - 208
    
    "name": "SWISSCOM",
  - 209
    
    "registry": "RIPE",
  - 210
    
    "registeredCountry": "CH",
  - 211
    
    "registeredCountryName": "Switzerland",
  - 212
    
    "totalIpv4Addresses": 3569664,
  - 213
    
    "rank": 143
  - 214
    
    },
- 215
  
  {...}
  - 216
    
    "asn": "AS7545",
  - 217
    
    "asnNumeric": 7545,
  - 218
    
    "organisation": "TPG Internet Pty Ltd",
  - 219
    
    "name": "TPG-INTERNET-AP",
  - 220
    
    "registry": "APNIC",
  - 221
    
    "registeredCountry": "AU",
  - 222
    
    "registeredCountryName": "Australia",
  - 223
    
    "totalIpv4Addresses": 3232528,
  - 224
    
    "rank": 150
  - 225
    
    },
- 226
  
  {...}
  - 227
    
    "asn": "AS3257",
  - 228
    
    "asnNumeric": 3257,
  - 229
    
    "organisation": "GTT Communications Inc.",
  - 230
    
    "name": "GTT-BACKBONE",
  - 231
    
    "registry": "RIPE",
  - 232
    
    "registeredCountry": "US",
  - 233
    
    "registeredCountryName": "United States of America",
  - 234
    
    "totalIpv4Addresses": 3120024,
  - 235
    
    "rank": 152
  - 236
    
    },
- 237
  
  {...}
  - 238
    
    "asn": "AS3741",
  - 239
    
    "asnNumeric": 3741,
  - 240
    
    "organisation": "Dimension Data",
  - 241
    
    "name": "IS",
  - 242
    
    "registry": "AFRINIC",
  - 243
    
    "registeredCountry": "ZA",
  - 244
    
    "registeredCountryName": "South Africa",
  - 245
    
    "totalIpv4Addresses": 2580480,
  - 246
    
    "rank": 176
  - 247
    
    },
- 248
  
  {...}
  - 249
    
    "asn": "AS2152",
  - 250
    
    "asnNumeric": 2152,
  - 251
    
    "organisation": "California State University Office of the Chancellor",
  - 252
    
    "name": "CSUNET-NW",
  - 253
    
    "registry": "ARIN",
  - 254
    
    "registeredCountry": "US",
  - 255
    
    "registeredCountryName": "United States of America",
  - 256
    
    "totalIpv4Addresses": 2027884,
  - 257
    
    "rank": 213
  - 258
    
    },
- 259
  
  {...}
  - 260
    
    "asn": "AS4181",
  - 261
    
    "asnNumeric": 4181,
  - 262
    
    "organisation": "TDS TELECOM",
  - 263
    
    "name": "TDS-AS",
  - 264
    
    "registry": "ARIN",
  - 265
    
    "registeredCountry": "US",
  - 266
    
    "registeredCountryName": "United States of America",
  - 267
    
    "totalIpv4Addresses": 1616096,
  - 268
    
    "rank": 257
  - 269
    
    },
- 270
  
  {...}
  - 271
    
    "asn": "AS6461",
  - 272
    
    "asnNumeric": 6461,
  - 273
    
    "organisation": "Zayo Bandwidth",
  - 274
    
    "name": "ZAYO-6461",
  - 275
    
    "registry": "ARIN",
  - 276
    
    "registeredCountry": "US",
  - 277
    
    "registeredCountryName": "United States of America",
  - 278
    
    "totalIpv4Addresses": 1373312,
  - 279
    
    "rank": 298
  - 280
    
    },
- 281
  
  {...}
  - 282
    
    "asn": "AS6079",
  - 283
    
    "asnNumeric": 6079,
  - 284
    
    "organisation": "RCN",
  - 285
    
    "name": "RCN-AS",
  - 286
    
    "registry": "ARIN",
  - 287
    
    "registeredCountry": "US",
  - 288
    
    "registeredCountryName": "United States of America",
  - 289
    
    "totalIpv4Addresses": 1324800,
  - 290
    
    "rank": 306
  - 291
    
    },
- 292
  
  {...}
  - 293
    
    "asn": "AS3491",
  - 294
    
    "asnNumeric": 3491,
  - 295
    
    "organisation": "PCCW Global Inc.",
  - 296
    
    "name": "BTN-ASN",
  - 297
    
    "registry": "ARIN",
  - 298
    
    "registeredCountry": "US",
  - 299
    
    "registeredCountryName": "United States of America",
  - 300
    
    "totalIpv4Addresses": 954111,
  - 301
    
    "rank": 391
  - 302
    
    },
- 303
  
  {...}
  - 304
    
    "asn": "AS5413",
  - 305
    
    "asnNumeric": 5413,
  - 306
    
    "organisation": "Daisy Corporate Services Trading Ltd",
  - 307
    
    "name": "AS5413",
  - 308
    
    "registry": "RIPE",
  - 309
    
    "registeredCountry": "GB",
  - 310
    
    "registeredCountryName": "United Kingdom",
  - 311
    
    "totalIpv4Addresses": 742400,
  - 312
    
    "rank": 458
  - 313
    
    },
- 314
  
  {...}
  - 315
    
    "asn": "AS4739",
  - 316
    
    "asnNumeric": 4739,
  - 317
    
    "organisation": "iiNet Limited",
  - 318
    
    "name": "INTERNODE-AS",
  - 319
    
    "registry": "APNIC",
  - 320
    
    "registeredCountry": "AU",
  - 321
    
    "registeredCountryName": "Australia",
  - 322
    
    "totalIpv4Addresses": 742188,
  - 323
    
    "rank": 459
  - 324
    
    },
- 325
  
  {...}
  - 326
    
    "asn": "AS6453",
  - 327
    
    "asnNumeric": 6453,
  - 328
    
    "organisation": "TATA COMMUNICATIONS AMERICA INC",
  - 329
    
    "name": "AS6453",
  - 330
    
    "registry": "ARIN",
  - 331
    
    "registeredCountry": "US",
  - 332
    
    "registeredCountryName": "United States of America",
  - 333
    
    "totalIpv4Addresses": 550912,
  - 334
    
    "rank": 556
  - 335
    
    },
- 336
  
  {...}
  - 337
    
    "asn": "AS4637",
  - 338
    
    "asnNumeric": 4637,
  - 339
    
    "organisation": "Telstra International Limited",
  - 340
    
    "name": "ASN-TELSTRA-GLOBAL",
  - 341
    
    "registry": "APNIC",
  - 342
    
    "registeredCountry": "JP",
  - 343
    
    "registeredCountryName": "Japan",
  - 344
    
    "totalIpv4Addresses": 508416,
  - 345
    
    "rank": 600
  - 346
    
    },
- 347
  
  {...}
  - 348
    
    "asn": "AS6939",
  - 349
    
    "asnNumeric": 6939,
  - 350
    
    "organisation": "Hurricane Electric LLC",
  - 351
    
    "name": "HURRICANE",
  - 352
    
    "registry": "ARIN",
  - 353
    
    "registeredCountry": "US",
  - 354
    
    "registeredCountryName": "United States of America",
  - 355
    
    "totalIpv4Addresses": 424960,
  - 356
    
    "rank": 670
  - 357
    
    },
- 358
  
  {...}
  - 359
    
    "asn": "AS4826",
  - 360
    
    "asnNumeric": 4826,
  - 361
    
    "organisation": "VOCUS PTY LTD",
  - 362
    
    "name": "VOCUS-BACKBONE-AS",
  - 363
    
    "registry": "APNIC",
  - 364
    
    "registeredCountry": "AU",
  - 365
    
    "registeredCountryName": "Australia",
  - 366
    
    "totalIpv4Addresses": 392448,
  - 367
    
    "rank": 711
  - 368
    
    },
- 369
  
  {...}
  - 370
    
    "asn": "AS1299",
  - 371
    
    "asnNumeric": 1299,
  - 372
    
    "organisation": "Telia Company AB",
  - 373
    
    "name": "TWELVE99",
  - 374
    
    "registry": "RIPE",
  - 375
    
    "registeredCountry": "SE",
  - 376
    
    "registeredCountryName": "Sweden",
  - 377
    
    "totalIpv4Addresses": 257792,
  - 378
    
    "rank": 964
  - 379
    
    },
- 380
  
  {...}
  - 381
    
    "asn": "AS1403",
  - 382
    
    "asnNumeric": 1403,
  - 383
    
    "organisation": "EBOX",
  - 384
    
    "name": "EBOX",
  - 385
    
    "registry": "ARIN",
  - 386
    
    "registeredCountry": "CA",
  - 387
    
    "registeredCountryName": "Canada",
  - 388
    
    "totalIpv4Addresses": 247808,
  - 389
    
    "rank": 989
  - 390
    
    },
- 391
  
  {...}
  - 392
    
    "asn": "AS1798",
  - 393
    
    "asnNumeric": 1798,
  - 394
    
    "organisation": "State of Oregon",
  - 395
    
    "name": "OREGON",
  - 396
    
    "registry": "ARIN",
  - 397
    
    "registeredCountry": "US",
  - 398
    
    "registeredCountryName": "United States of America",
  - 399
    
    "totalIpv4Addresses": 219392,
  - 400
    
    "rank": 1050
  - 401
    
    },
- 402
  
  {...}
  - 403
    
    "asn": "AS3267",
  - 404
    
    "asnNumeric": 3267,
  - 405
    
    "organisation": "Federal State Institution Federal Scientific Research Institute for System Analysis of the Russian Academy of Sciences",
  - 406
    
    "name": "RUNNET",
  - 407
    
    "registry": "RIPE",
  - 408
    
    "registeredCountry": "RU",
  - 409
    
    "registeredCountryName": "Russia",
  - 410
    
    "totalIpv4Addresses": 172736,
  - 411
    
    "rank": 1259
  - 412
    
    },
- 413
  
  {...}
  - 414
    
    "asn": "AS293",
  - 415
    
    "asnNumeric": 293,
  - 416
    
    "organisation": "ESnet",
  - 417
    
    "name": "ESNET",
  - 418
    
    "registry": "ARIN",
  - 419
    
    "registeredCountry": "US",
  - 420
    
    "registeredCountryName": "United States of America",
  - 421
    
    "totalIpv4Addresses": 134656,
  - 422
    
    "rank": 1516
  - 423
    
    },
- 424
  
  {...}
  - 425
    
    "asn": "AS6762",
  - 426
    
    "asnNumeric": 6762,
  - 427
    
    "organisation": "TELECOM ITALIA SPARKLE S.p.A.",
  - 428
    
    "name": "SEABONE-NET",
  - 429
    
    "registry": "RIPE",
  - 430
    
    "registeredCountry": "IT",
  - 431
    
    "registeredCountryName": "Italy",
  - 432
    
    "totalIpv4Addresses": 116078,
  - 433
    
    "rank": 1789
  - 434
    
    },
- 435
  
  {...}
  - 436
    
    "asn": "AS5394",
  - 437
    
    "asnNumeric": 5394,
  - 438
    
    "organisation": "UNIDATA S.p.A.",
  - 439
    
    "name": "Unidata",
  - 440
    
    "registry": "RIPE",
  - 441
    
    "registeredCountry": "IT",
  - 442
    
    "registeredCountryName": "Italy",
  - 443
    
    "totalIpv4Addresses": 84224,
  - 444
    
    "rank": 2168
  - 445
    
    },
- 446
  
  {...}
  - 447
    
    "asn": "AS1351",
  - 448
    
    "asnNumeric": 1351,
  - 449
    
    "organisation": "University of Vermont",
  - 450
    
    "name": "UVM-EDU-AS",
  - 451
    
    "registry": "ARIN",
  - 452
    
    "registeredCountry": "US",
  - 453
    
    "registeredCountryName": "United States of America",
  - 454
    
    "totalIpv4Addresses": 66204,
  - 455
    
    "rank": 2820
  - 456
    
    },
- 457
  
  {...}
  - 458
    
    "asn": "AS6423",
  - 459
    
    "asnNumeric": 6423,
  - 460
    
    "organisation": "Digital Fortress",
  - 461
    
    "name": "DF-BVR01",
  - 462
    
    "registry": "ARIN",
  - 463
    
    "registeredCountry": "US",
  - 464
    
    "registeredCountryName": "United States of America",
  - 465
    
    "totalIpv4Addresses": 54016,
  - 466
    
    "rank": 4055
  - 467
    
    },
- 468
  
  {...}
  - 469
    
    "asn": "AS3214",
  - 470
    
    "asnNumeric": 3214,
  - 471
    
    "organisation": "xTom GmbH",
  - 472
    
    "name": "XTOM",
  - 473
    
    "registry": "RIPE",
  - 474
    
    "registeredCountry": "DE",
  - 475
    
    "registeredCountryName": "Germany",
  - 476
    
    "totalIpv4Addresses": 32768,
  - 477
    
    "rank": 4993
  - 478
    
    },
- 479
  
  {...}
  - 480
    
    "asn": "AS7195",
  - 481
    
    "asnNumeric": 7195,
  - 482
    
    "organisation": "EDGEUNO SAS",
  - 483
    
    "name": "",
  - 484
    
    "registry": "LACNIC",
  - 485
    
    "registeredCountry": "CO",
  - 486
    
    "registeredCountryName": "Colombia",
  - 487
    
    "totalIpv4Addresses": 21760,
  - 488
    
    "rank": 6093
  - 489
    
    },
- 490
  
  {...}
  - 491
    
    "asn": "AS3908",
  - 492
    
    "asnNumeric": 3908,
  - 493
    
    "organisation": "CenturyLink Communications LLC",
  - 494
    
    "name": "CENTURYLINK-ASIA-LEGACY-QWEST",
  - 495
    
    "registry": "ARIN",
  - 496
    
    "registeredCountry": "US",
  - 497
    
    "registeredCountryName": "United States of America",
  - 498
    
    "totalIpv4Addresses": 17152,
  - 499
    
    "rank": 6948
  - 500
    
    },
- 501
  
  {...}
  - 502
    
    "asn": "AS3910",
  - 503
    
    "asnNumeric": 3910,
  - 504
    
    "organisation": "CenturyLink Communications LLC",
  - 505
    
    "name": "CENTURYLINK-EUROPE-LEGACY-QWEST",
  - 506
    
    "registry": "ARIN",
  - 507
    
    "registeredCountry": "US",
  - 508
    
    "registeredCountryName": "United States of America",
  - 509
    
    "totalIpv4Addresses": 13568,
  - 510
    
    "rank": 7962
  - 511
    
    },
- 512
  
  {...}
  - 513
    
    "asn": "AS3399",
  - 514
    
    "asnNumeric": 3399,
  - 515
    
    "organisation": "Obenetwork AB",
  - 516
    
    "name": "OBE-NET",
  - 517
    
    "registry": "RIPE",
  - 518
    
    "registeredCountry": "SE",
  - 519
    
    "registeredCountryName": "Sweden",
  - 520
    
    "totalIpv4Addresses": 10752,
  - 521
    
    "rank": 8942
  - 522
    
    },
- 523
  
  {...}
  - 524
    
    "asn": "AS6082",
  - 525
    
    "asnNumeric": 6082,
  - 526
    
    "organisation": "IPiFony Systems Inc.",
  - 527
    
    "name": "IPIFONY-AS",
  - 528
    
    "registry": "ARIN",
  - 529
    
    "registeredCountry": "US",
  - 530
    
    "registeredCountryName": "United States of America",
  - 531
    
    "totalIpv4Addresses": 4352,
  - 532
    
    "rank": 14775
  - 533
    
    },
- 534
  
  {...}
  - 535
    
    "asn": "AS6667",
  - 536
    
    "asnNumeric": 6667,
  - 537
    
    "organisation": "Elisa Oyj",
  - 538
    
    "name": "EUNET-FINLAND",
  - 539
    
    "registry": "RIPE",
  - 540
    
    "registeredCountry": "FI",
  - 541
    
    "registeredCountryName": "Finland",
  - 542
    
    "totalIpv4Addresses": 2816,
  - 543
    
    "rank": 19463
  - 544
    
    },
- 545
  
  {...}
  - 546
    
    "asn": "AS3130",
  - 547
    
    "asnNumeric": 3130,
  - 548
    
    "organisation": "RGnet OU",
  - 549
    
    "name": "RGNET-SEA",
  - 550
    
    "registry": "RIPE",
  - 551
    
    "registeredCountry": "EE",
  - 552
    
    "registeredCountryName": "Estonia",
  - 553
    
    "totalIpv4Addresses": 1536,
  - 554
    
    "rank": 25788
  - 555
    
    },
- 556
  
  {...}
  - 557
    
    "asn": "AS7500",
  - 558
    
    "asnNumeric": 7500,
  - 559
    
    "organisation": "WIDE Project",
  - 560
    
    "name": "M-ROOT-DNS",
  - 561
    
    "registry": "JPNIC",
  - 562
    
    "registeredCountry": "JP",
  - 563
    
    "registeredCountryName": "Japan",
  - 564
    
    "totalIpv4Addresses": 1024,
  - 565
    
    "rank": 29274
  - 566
    
    }
- 567
  
  ],
568

"transitTo": [...]
- 569
  
  {...}
  - 570
    
    "asn": "AS27064",
  - 571
    
    "asnNumeric": 27064,
  - 572
    
    "organisation": "DoD Network Information Center",
  - 573
    
    "name": "DNIC-ASBLK-27032-27159",
  - 574
    
    "registry": "ARIN",
  - 575
    
    "registeredCountry": "US",
  - 576
    
    "registeredCountryName": "United States of America",
  - 577
    
    "totalIpv4Addresses": 1607168,
  - 578
    
    "rank": 259
  - 579
    
    },
- 580
  
  {...}
  - 581
    
    "asn": "AS27065",
  - 582
    
    "asnNumeric": 27065,
  - 583
    
    "organisation": "DoD Network Information Center",
  - 584
    
    "name": "DNIC-ASBLK-27032-27159",
  - 585
    
    "registry": "ARIN",
  - 586
    
    "registeredCountry": "US",
  - 587
    
    "registeredCountryName": "United States of America",
  - 588
    
    "totalIpv4Addresses": 78336,
  - 589
    
    "rank": 2306
  - 590
    
    },
- 591
  
  {...}
  - 592
    
    "asn": "AS27066",
  - 593
    
    "asnNumeric": 27066,
  - 594
    
    "organisation": "DoD Network Information Center",
  - 595
    
    "name": "DNIC-ASBLK-27032-27159",
  - 596
    
    "registry": "ARIN",
  - 597
    
    "registeredCountry": "US",
  - 598
    
    "registeredCountryName": "United States of America",
  - 599
    
    "totalIpv4Addresses": 56576,
  - 600
    
    "rank": 3993
  - 601
    
    }
- 602
  
  ],
603

"confidenceArea": [...]
- 604
  
  {...}
  - 605
    
    "latitude": 22.253277,
  - 606
    
    "longitude": -159.5117
  - 607
    
    },
- 608
  
  {...}
  - 609
    
    "latitude": 47.383274,
  - 610
    
    "longitude": -122.4817
  - 611
    
    },
- 612
  
  {...}
  - 613
    
    "latitude": 47.412384,
  - 614
    
    "longitude": -122.42808
  - 615
    
    },
- 616
  
  {...}
  - 617
    
    "latitude": 47.431477,
  - 618
    
    "longitude": -122.36823
  - 619
    
    },
- 620
  
  {...}
  - 621
    
    "latitude": 47.439697,
  - 622
    
    "longitude": -122.30487
  - 623
    
    },
- 624
  
  {...}
  - 625
    
    "latitude": 47.43667,
  - 626
    
    "longitude": -122.24083
  - 627
    
    },
- 628
  
  {...}
  - 629
    
    "latitude": 42.43667,
  - 630
    
    "longitude": -85.580826
  - 631
    
    },
- 632
  
  {...}
  - 633
    
    "latitude": 42.434578,
  - 634
    
    "longitude": -85.5674
  - 635
    
    },
- 636
  
  {...}
  - 637
    
    "latitude": 41.74458,
  - 638
    
    "longitude": -81.6274
  - 639
    
    },
- 640
  
  {...}
  - 641
    
    "latitude": 41.73369,
  - 642
    
    "longitude": -81.58263
  - 643
    
    },
- 644
  
  {...}
  - 645
    
    "latitude": 41.717228,
  - 646
    
    "longitude": -81.540405
  - 647
    
    },
- 648
  
  {...}
  - 649
    
    "latitude": 39.427227,
  - 650
    
    "longitude": -76.680405
  - 651
    
    },
- 652
  
  {...}
  - 653
    
    "latitude": 39.399685,
  - 654
    
    "longitude": -76.63313
  - 655
    
    },
- 656
  
  {...}
  - 657
    
    "latitude": 39.365204,
  - 658
    
    "longitude": -76.59306
  - 659
    
    },
- 660
  
  {...}
  - 661
    
    "latitude": 39.325035,
  - 662
    
    "longitude": -76.56167
  - 663
    
    },
- 664
  
  {...}
  - 665
    
    "latitude": 39.280663,
  - 666
    
    "longitude": -76.54009
  - 667
    
    },
- 668
  
  {...}
  - 669
    
    "latitude": 36.950665,
  - 670
    
    "longitude": -75.71009
  - 671
    
    },
- 672
  
  {...}
  - 673
    
    "latitude": 36.90277,
  - 674
    
    "longitude": -75.69903
  - 675
    
    },
- 676
  
  {...}
  - 677
    
    "latitude": 36.85401,
  - 678
    
    "longitude": -75.69941
  - 679
    
    },
- 680
  
  {...}
  - 681
    
    "latitude": 36.80624,
  - 682
    
    "longitude": -75.71123
  - 683
    
    },
- 684
  
  {...}
  - 685
    
    "latitude": 36.761276,
  - 686
    
    "longitude": -75.734024
  - 687
    
    },
- 688
  
  {...}
  - 689
    
    "latitude": 28.361275,
  - 690
    
    "longitude": -81.21403
  - 691
    
    },
- 692
  
  {...}
  - 693
    
    "latitude": 28.320833,
  - 694
    
    "longitude": -81.24694
  - 695
    
    },
- 696
  
  {...}
  - 697
    
    "latitude": 28.286446,
  - 698
    
    "longitude": -81.28872
  - 699
    
    },
- 700
  
  {...}
  - 701
    
    "latitude": 28.259417,
  - 702
    
    "longitude": -81.33776
  - 703
    
    },
- 704
  
  {...}
  - 705
    
    "latitude": 28.240776,
  - 706
    
    "longitude": -81.39222
  - 707
    
    },
- 708
  
  {...}
  - 709
    
    "latitude": 28.231234,
  - 710
    
    "longitude": -81.45002
  - 711
    
    },
- 712
  
  {...}
  - 713
    
    "latitude": 21.811234,
  - 714
    
    "longitude": -159.29002
  - 715
    
    },
- 716
  
  {...}
  - 717
    
    "latitude": 21.811176,
  - 718
    
    "longitude": -159.3493
  - 719
    
    },
- 720
  
  {...}
  - 721
    
    "latitude": 21.820692,
  - 722
    
    "longitude": -159.40746
  - 723
    
    },
- 724
  
  {...}
  - 725
    
    "latitude": 21.839415,
  - 726
    
    "longitude": -159.46223
  - 727
    
    },
- 728
  
  {...}
  - 729
    
    "latitude": 21.866623,
  - 730
    
    "longitude": -159.51155
  - 731
    
    },
- 732
  
  {...}
  - 733
    
    "latitude": 21.90127,
  - 734
    
    "longitude": -159.5535
  - 735
    
    },
- 736
  
  {...}
  - 737
    
    "latitude": 21.942022,
  - 738
    
    "longitude": -159.58647
  - 739
    
    },
- 740
  
  {...}
  - 741
    
    "latitude": 21.987314,
  - 742
    
    "longitude": -159.60918
  - 743
    
    },
- 744
  
  {...}
  - 745
    
    "latitude": 22.035404,
  - 746
    
    "longitude": -159.62077
  - 747
    
    },
- 748
  
  {...}
  - 749
    
    "latitude": 22.084438,
  - 750
    
    "longitude": -159.62079
  - 751
    
    },
- 752
  
  {...}
  - 753
    
    "latitude": 22.132532,
  - 754
    
    "longitude": -159.60924
  - 755
    
    },
- 756
  
  {...}
  - 757
    
    "latitude": 22.177837,
  - 758
    
    "longitude": -159.58656
  - 759
    
    },
- 760
  
  {...}
  - 761
    
    "latitude": 22.218607,
  - 762
    
    "longitude": -159.55362
  - 763
    
    },
- 764
  
  {...}
  - 765
    
    "latitude": 22.253277,
  - 766
    
    "longitude": -159.5117
  - 767
    
    },
- 768
  
  {...}
  - 769
    
    "latitude": 22.253277,
  - 770
    
    "longitude": -159.5117
  - 771
    
    }
- 772
  
  ]
773

}

ASN Lookup Tool
AS721 DoD Network Information Center

AS721

ASN Details

Receiving From

Transit To

Active Prefixes

Products

Tools

Real-time Insights Reports

Developers

Company

ASN Lookup Tool AS721 DoD Network Information Center

AS721

ASN Details

Receiving From

Transit To

Active Prefixes

ASN Lookup Tool
AS721 DoD Network Information Center