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ASN Lookup Tool
AS20712 AS20712

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS20712
Organisation
Andrews & Arnold Ltd
Name
AS20712
Total IPv4 Addresses
136,960
Total IPv4 Prefixes
111
Total IPv6 Prefixes
56
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#1,455 out of 78,221
Registry
Ripe
Registered Country
GB flag GB
Registered Country Name
United Kingdom of Great Britain and Northern Ireland (the)
Registered Date
2002-08-12
Registration Last Change
2025-02-11
Receiving From

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

ASN
Organisation
AS209735
GB flagLagrange Cloud Technologies Limited
AS20562
NL flagBroadband Hosting B.V.
AS3356
US flagLevel 3 Parent, LLC
AS174
US flagCogent Communications
AS2914
US flagNTT America, Inc.
Showing 5 of 70
Transit To

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

 

ASN
Organisation
AS207754
GB flagJames Colderwood
AS29478
GB flagKarl Dyson
AS204660
GB flagTiger Technologies Limited
AS213626
GB flagBionic.Network Ltd
AS51713
GB flagWHG Hosting Services Ltd
Showing 5 of 11
IPv4 Active Prefixes

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

Prefix5.172.160.0/20
Range From5.172.160.0
Range To5.172.175.255
Prefix44.31.166.0/24
Range From44.31.166.0
Range To44.31.166.255
Prefix44.31.241.0/24
Range From44.31.241.0
Range To44.31.241.255
Prefix44.32.156.0/24
Range From44.32.156.0
Range To44.32.156.255
Prefix45.88.21.0/24
Range From45.88.21.0
Range To45.88.21.255
Showing 5 of 111
IPv6 Active Prefixes
Prefix2001:678:c40::/48
Range From2001:678:c40::
Range To2001:678:c40:ffff:ffff:ffff:ffff:ffff
Prefix2001:67c:788::/48
Range From2001:67c:788::
Range To2001:67c:788:ffff:ffff:ffff:ffff:ffff
Prefix2001:67c:1270::/48
Range From2001:67c:1270::
Range To2001:67c:1270:ffff:ffff:ffff:ffff:ffff
Prefix2001:67c:2058::/48
Range From2001:67c:2058::
Range To2001:67c:2058:ffff:ffff:ffff:ffff:ffff
Prefix2001:67c:2a40::/48
Range From2001:67c:2a40::
Range To2001:67c:2a40:ffff:ffff:ffff:ffff:ffff
Showing 5 of 56
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.