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ASN Lookup Tool
AS31463 FourD-AS

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS31463
Organisation
Redcentric Solutions Ltd
Name
FourD-AS
Total IPv4 Addresses
35,578
Total IPv4 Prefixes
45
Total IPv6 Prefixes
22
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#4,797 out of 79,784
Registry
Ripe
Registered Country
GB flagGB
Registered Country Name
United Kingdom of Great Britain and Northern Ireland (the)
Registered Date
2004-05-24
Registration Last Change
2024-12-23
Receiving From
ASN
Organisation
AS13009
GB flagRedcentric Solutions Ltd
AS50300
GB flagCustodianDC Limited
Transit To
ASN
Organisation
AS25546
GB flagBrookland Computer Services Limited
AS206976
GB flagKadfire Limited
AS205265
GB flagKadfire Limited
AS51926
GB flagPageOne Communications Ltd
AS35241
GB flagVostel Limited
Showing 5 of 6
IPv4 Active Prefixes
PrefixRange FromRange To
37.209.208.0/2037.209.208.037.209.223.255
45.140.136.0/2245.140.136.045.140.139.255
45.140.252.0/2245.140.252.045.140.255.255
46.245.248.0/2146.245.248.046.245.255.255
79.99.64.0/2179.99.64.079.99.71.255
Showing 5 of 45
IPv6 Active Prefixes
PrefixRange FromRange To
2a00:1c18::/392a00:1c18::2a00:1c18:1ff:ffff:ffff:ffff:ffff:ffff
2a00:1c18:200::/402a00:1c18:200::2a00:1c18:2ff:ffff:ffff:ffff:ffff:ffff
2a00:1c18:300::/432a00:1c18:300::2a00:1c18:31f:ffff:ffff:ffff:ffff:ffff
2a00:1c18:320::/442a00:1c18:320::2a00:1c18:32f:ffff:ffff:ffff:ffff:ffff
2a00:1c18:330::/472a00:1c18:330::2a00:1c18:331:ffff:ffff:ffff:ffff:ffff
Showing 5 of 22