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ASN Lookup Tool
AS8220 COLT

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS8220
Organisation
COLT Technology Services Group Limited
Name
COLT
Total IPv4 Addresses
1350954
Total IPv4 Prefixes
323
Total IPv6 Prefixes
20
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#304 out of 77,316
Registry
Ripe
Registered Country
GB flag GB
Registered Country Name
United Kingdom of Great Britain and Northern Ireland (the)
Registered Date
2002-08-29
Registration Last Change
2022-03-07
Receiving From

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

ASN
Organisation
AS328832
ZA flagNetwork Platforms (PTY) LTD
AS4635
HK flagThe Hong Kong Internet Exchange Limited
AS24115
SG flagEquinix Asia Pacific Pte Ltd
AS33891
DE flagCore-Backbone GmbH
AS17676
JP flagSoftBank Corp.
Showing 5 of 124
Transit To

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

 

ASN
Organisation
AS398334
US flagTekvizion PVS, Inc.
AS34640
GB flagNEX Services Limited
AS51078
FR flagZIOSTING SAS
AS199336
IE flagVmware International Unlimited Company
AS209449
IE flagVmware International Unlimited Company
Showing 5 of 2530
IPv4 Active Prefixes

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

Prefix27.110.0.0/20
Range From27.110.0.0
Range To27.110.15.255
Prefix27.110.16.0/22
Range From27.110.16.0
Range To27.110.19.255
Prefix27.110.20.0/23
Range From27.110.20.0
Range To27.110.21.255
Prefix37.1.224.0/22
Range From37.1.224.0
Range To37.1.227.255
Prefix46.28.184.0/24
Range From46.28.184.0
Range To46.28.184.255
Showing 5 of 323
IPv6 Active Prefixes
Prefix2001:678:274::/48
Range From2001:678:274::
Range To2001:678:274:ffff:ffff:ffff:ffff:ffff
Prefix2001:678:868::/48
Range From2001:678:868::
Range To2001:678:868:ffff:ffff:ffff:ffff:ffff
Prefix2001:67c:424::/48
Range From2001:67c:424::
Range To2001:67c:424:ffff:ffff:ffff:ffff:ffff
Prefix2001:67c:2b34::/48
Range From2001:67c:2b34::
Range To2001:67c:2b34:ffff:ffff:ffff:ffff:ffff
Prefix2001:920::/32
Range From2001:920::
Range To2001:920:ffff: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.