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ASN Lookup Tool
AS2500 WIDE

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS2500
Organisation
WIDE Project in Japan
Name
WIDE
Total IPv4 Addresses
64,880
Total IPv4 Prefixes
8
Total IPv6 Prefixes
20
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#3,636 out of 77,666
Registry
Radb
Registered Country
JP flag JP
Registered Country Name
Japan
Registered Date
Registration Last Change
Receiving From

The list of active Autonomous Systems (ASs) which send traffic to that ASN.

ASN
Organisation
AS17676
JP flagSoftBank Mobile Corp. Tokyo Port City Takeshiba ..
AS2516
JP flagKDDI CORPORATION
AS2914
US flagNTT America, Inc.
AS7713
ID flagTelekomunikasi Indonesia (PT)
AS2497
JP flagInternet Initiative Japan Inc.
Showing 5 of 19
Transit To

The list of active Autonomous Systems (ASs) which receive traffic from that ASN.

 

ASN
Organisation
AS4294967033
WORLD flagPrivate Use AS
AS4294967034
WORLD flagPrivate Use AS
AS4294967262
WORLD flagPrivate Use AS
AS4200000007
WORLD flagPrivate Use AS
AS4227865473
WORLD flagPrivate Use AS
Showing 5 of 367
IPv4 Active Prefixes

This provides the list of IPv4 address space routes/prefixes currently announced on Border Gateway Protocol (BGP).

Prefix133.4.128.0/18
Range From133.4.128.0
Range To133.4.191.255
Prefix202.249.0.0/20
Range From202.249.0.0
Range To202.249.15.255
Prefix202.249.16.0/21
Range From202.249.16.0
Range To202.249.23.255
Prefix202.249.26.128/25
Range From202.249.26.128
Range To202.249.26.255
Prefix202.249.27.0/24
Range From202.249.27.0
Range To202.249.27.255
Showing 5 of 8
IPv6 Active Prefixes
Prefix2001:200::/40
Range From2001:200::
Range To2001:200:ff:ffff:ffff:ffff:ffff:ffff
Prefix2001:200:100::/42
Range From2001:200:100::
Range To2001:200:13f:ffff:ffff:ffff:ffff:ffff
Prefix2001:200:140::/48
Range From2001:200:140::
Range To2001:200:140:ffff:ffff:ffff:ffff:ffff
Prefix2001:200:142::/47
Range From2001:200:142::
Range To2001:200:143:ffff:ffff:ffff:ffff:ffff
Prefix2001:200:144::/46
Range From2001:200:144::
Range To2001:200:147:ffff:ffff:ffff:ffff:ffff
Showing 5 of 20
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.