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
1350484
Total IPv4 Prefixes
323
Total IPv6 Prefixes
20
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#303 out of 76,852
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
HK flagThe Hong Kong Internet Exchange Limited
SG flagEquinix Asia Pacific Pte Ltd
DE flagCore-Backbone GmbH
JP flagSoftBank Corp.
DE flagDeutsche Telekom AG
Showing 5 of 126
Transit To

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

 

ASN
Organisation
US flagTekvizion PVS, Inc.
JP flagABN AMRO Clearing Tokyo Co., Ltd.
FR flagZIOSTING SAS
IE flagBarclays Bank lreland PLC
IE flagVmware International Unlimited Company
Showing 5 of 2506
IPv4 Active Prefixes

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

Range From27.110.0.0
Range From37.1.224.0
Range To37.1.227.255
Showing 5 of 323
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.