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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
88,310
Total IPv4 Prefixes
25
Total IPv6 Prefixes
104
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#2,141 out of 79,115
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
AS2914
US flagNTT America, Inc.
AS7713
ID flagTelekomunikasi Indonesia (PT)
AS3303
CH flagSwisscom (Schweiz) AG
AS3741
ZA flagDimension Data
AS8708
RO flagDIGI ROMANIA S.A.
Showing 5 of 63
Transit To
ASN
Organisation
AS8916
GB flagPortfast Ltd
AS21396
GB flagNetConnex Broadband Ltd.
AS30933
GB flagKDA WEB SERVICES 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 25
IPv6 Active Prefixes
PrefixRange FromRange To
2a00:1a10::/512a00:1a10::2a00:1a10:0:1fff:ffff:ffff:ffff:ffff
2a00:1a10:0:2000::/622a00:1a10:0:2000::2a00:1a10:0:2003:ffff:ffff:ffff:ffff
2a00:1a10:0:2004::/632a00:1a10:0:2004::2a00:1a10:0:2005:ffff:ffff:ffff:ffff
2a00:1a10:0:2006::/642a00:1a10:0:2006::2a00:1a10:0:2006:ffff:ffff:ffff:ffff
2a00:1a10:0:2007::2/1272a00:1a10:0:2007::22a00:1a10:0:2007::3
Showing 5 of 104