BigDataCloud Logo
Documentation Pricing
Login

ASN Lookup Tool
AS8220 COLT Technology Services Group Limited

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:

AS8220

Powered By:
ASN Extended Info API
BGP Active Prefixes API
ASN Details JSON View

ASN Details

ASN
AS8220
Organisation
COLT Technology Services Group Limited
AS Name
COLT
IPv4 Addresses Announced
1,336,566
IPv4 Prefixes Announced
1,065
IPv6 Prefixes Announced
900
IPv4 Bogon Prefixes
0
IPv6 Bogon Prefixes
0
IPv4 Space Rank
#312 out of 75,500
Registry
Ripe
Registered Country
GB flag GB
Registration Date
2002-08-29
Registration Change
2022-03-07

Receiving From

ASN
Organisation
ASN
AS4635
Organisation
HK flag The Hong Kong Internet Exchange Limited
ASN
AS24115
Organisation
SG flag Equinix Asia Pacific Pte Ltd
ASN
AS7018
Organisation
US flag AT&T Services, Inc.
ASN
AS3320
Organisation
DE flag Deutsche Telekom AG
ASN
AS3356
Organisation
US flag Level 3 Parent, LLC
ASN
AS7922
Organisation
US flag Comcast Cable Communications, LLC
ASN
AS174
Organisation
US flag Cogent Communications
ASN
AS2516
Organisation
JP flag KDDI CORPORATION
ASN
AS1239
Organisation
US flag Sprint
ASN
AS3209
Organisation
DE flag Vodafone GmbH
Showing 10 of 121 Results View More >

Transit To

ASN
Organisation
ASN
AS47446
Organisation
IE flag Barclays Bank lreland PLC
ASN
AS203438
Organisation
GB flag Regus Group Services Ltd
ASN
AS4200006024
Organisation
WORLD flag Private Use AS
ASN
AS65068
Organisation
WORLD flag Private Use AS
ASN
AS65067
Organisation
WORLD flag Private Use AS
ASN
AS65136
Organisation
WORLD flag Private Use AS
ASN
AS64943
Organisation
WORLD flag Private Use AS
ASN
AS64995
Organisation
WORLD flag Private Use AS
ASN
AS4294967034
Organisation
WORLD flag Private Use AS
ASN
AS4294967035
Organisation
WORLD flag Private Use AS
Showing 10 of 2,470 Results View More >

Active Prefixes IPv4

Prefix
Range From
Range To
Prefix
109.75.100.0/22
Range From
109.75.100.0
Range To
109.75.103.255
Prefix
109.75.105.0/24
Range From
109.75.105.0
Range To
109.75.105.255
Prefix
110.50.78.0/23
Range From
110.50.78.0
Range To
110.50.79.255
Prefix
118.67.224.0/19
Range From
118.67.224.0
Range To
118.67.255.255
Prefix
129.41.90.0/24
Range From
129.41.90.0
Range To
129.41.90.255
Prefix
136.225.0.0/16
Range From
136.225.0.0
Range To
136.225.255.255
Prefix
137.213.248.0/24
Range From
137.213.248.0
Range To
137.213.248.255
Prefix
139.181.48.0/24
Range From
139.181.48.0
Range To
139.181.48.255
Prefix
144.211.198.0/24
Range From
144.211.198.0
Range To
144.211.198.255
Prefix
147.204.2.0/24
Range From
147.204.2.0
Range To
147.204.2.255
Showing 10 of 1,065 Results View More >

Active Prefixes IPv6

Prefix
Range From
Range To
Prefix
2001:678:274::/48
Range From
2001:678:274::
Range To
2001:678:274:ffff:ffff:ffff:ffff:ffff
Prefix
2001:678:868::/48
Range From
2001:678:868::
Range To
2001:678:868:ffff:ffff:ffff:ffff:ffff
Prefix
2001:67c:2b34::/48
Range From
2001:67c:2b34::
Range To
2001:67c:2b34:ffff:ffff:ffff:ffff:ffff
Prefix
2001:67c:424::/48
Range From
2001:67c:424::
Range To
2001:67c:424:ffff:ffff:ffff:ffff:ffff
Prefix
2001:920::/46
Range From
2001:920::
Range To
2001:920:3:ffff:ffff:ffff:ffff:ffff
Prefix
2001:920:10::/44
Range From
2001:920:10::
Range To
2001:920:1f:ffff:ffff:ffff:ffff:ffff
Prefix
2001:920:100::/40
Range From
2001:920:100::
Range To
2001:920:1ff:ffff:ffff:ffff:ffff:ffff
Prefix
2001:920:1000::/48
Range From
2001:920:1000::
Range To
2001:920:1000:ffff:ffff:ffff:ffff:ffff
Prefix
2001:920:1001::/48
Range From
2001:920:1001::
Range To
2001:920:1001:ffff:ffff:ffff:ffff:ffff
Prefix
2001:920:1002::/47
Range From
2001:920:1002::
Range To
2001:920:1003:ffff:ffff:ffff:ffff:ffff
Showing 10 of 900 Results View More >