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ASN Lookup Tool
AS41230 ASK4

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS41230
Organisation
ASK4 Limited
Name
ASK4
Total IPv4 Addresses
88,198
Total IPv4 Prefixes
16
Total IPv6 Prefixes
7
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#2,117 out of 79,296
Registry
Ripe
Registered Country
GB flagGB
Registered Country Name
United Kingdom of Great Britain and Northern Ireland (the)
Registered Date
2006-07-05
Registration Last Change
2024-03-07
Receiving From
ASN
Organisation
AS33891
DE flagCore-Backbone GmbH
AS20562
NL flagBroadband Hosting B.V.
AS2914
US flagNTT America, Inc.
AS7713
ID flagTelekomunikasi Indonesia (PT)
AS3303
CH flagSwisscom (Schweiz) AG
Showing 5 of 66
Transit To
ASN
Organisation
AS21396
GB flagNetConnex Broadband Ltd.
AS8916
GB flagPortfast Ltd
AS30933
GB flagKDA WEB SERVICES LTD
AS206049
GB flagCommunicate Technology LTD
IPv4 Active Prefixes
PrefixRange FromRange To
31.205.0.0/1831.205.0.031.205.63.255
31.205.64.0/1831.205.64.031.205.127.255
31.205.128.0/1831.205.128.031.205.191.255
31.205.192.0/1831.205.192.031.205.255.255
45.81.120.0/2245.81.120.045.81.123.255
Showing 5 of 16
IPv6 Active Prefixes
PrefixRange FromRange To
2a00:1a10::/292a00:1a10::2a00:1a17:ffff:ffff:ffff:ffff:ffff:ffff
2a07:c300::/292a07:c300::2a07:c307:ffff:ffff:ffff:ffff:ffff:ffff
2a0e:2a40::/292a0e:2a40::2a0e:2a47:ffff:ffff:ffff:ffff:ffff:ffff
2a0e:2ac0::/292a0e:2ac0::2a0e:2ac7:ffff:ffff:ffff:ffff:ffff:ffff
2a0e:5680::/292a0e:5680::2a0e:5687:ffff:ffff:ffff:ffff:ffff:ffff
Showing 5 of 7