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ASN Lookup Tool
AS137502 NOMINET-AS-AP

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS137502
Organisation
NOMINET UK
Name
NOMINET-AS-AP
Total IPv4 Addresses
4,608
Total IPv4 Prefixes
18
Total IPv6 Prefixes
15
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#14,549 out of 78,230
Registry
Apnic
Registered Country
GB flag GB
Registered Country Name
United Kingdom of Great Britain and Northern Ireland (the)
Registered Date
Registration Last Change
2023-09-05
Receiving From

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

ASN
Organisation
AS20562
NL flagBroadband Hosting B.V.
AS3356
US flagLevel 3 Parent, LLC
AS174
US flagCogent Communications
AS3257
US flagGTT Communications Inc.
AS1103
NL flagSURF B.V.
Showing 5 of 77
IPv4 Active Prefixes

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

Prefix43.230.48.0/24
Range From43.230.48.0
Range To43.230.48.255
Prefix43.230.49.0/24
Range From43.230.49.0
Range To43.230.49.255
Prefix43.230.50.0/24
Range From43.230.50.0
Range To43.230.50.255
Prefix43.230.51.0/24
Range From43.230.51.0
Range To43.230.51.255
Prefix103.49.80.0/24
Range From103.49.80.0
Range To103.49.80.255
Showing 5 of 18
IPv6 Active Prefixes
Prefix2401:fd80:1ff::/48
Range From2401:fd80:1ff::
Range To2401:fd80:1ff:ffff:ffff:ffff:ffff:ffff
Prefix2401:fd80:400::/48
Range From2401:fd80:400::
Range To2401:fd80:400:ffff:ffff:ffff:ffff:ffff
Prefix2401:fd80:401::/48
Range From2401:fd80:401::
Range To2401:fd80:401:ffff:ffff:ffff:ffff:ffff
Prefix2401:fd80:403::/48
Range From2401:fd80:403::
Range To2401:fd80:403:ffff:ffff:ffff:ffff:ffff
Prefix2401:fd80:404::/48
Range From2401:fd80:404::
Range To2401:fd80:404:ffff:ffff:ffff:ffff:ffff
Showing 5 of 15
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.