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ASN Lookup Tool
AS41435 UNDERNET-AS1

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS41435
Organisation
UnderNet LLC
Name
UNDERNET-AS1
Total IPv4 Addresses
21,760
Total IPv4 Prefixes
8
Total IPv6 Prefixes
8
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#6,167 out of 79,154
Registry
Ripe
Registered Country
UA flagUA
Registered Country Name
Ukraine
Registered Date
2006-08-21
Registration Last Change
2025-08-14
Receiving From
ASN
Organisation
AS174
US flagCogent Communications
AS3303
CH flagSwisscom (Schweiz) AG
AS49544
NL flagi3D.net B.V
AS9002
GB flagRETN Limited
AS3170
GB flagVeloxServ Communications Ltd
Showing 5 of 13
Transit To
ASN
Organisation
AS39848
UA flagCityLan LLC
AS206907
UA flagUAGROUP LLC
AS57001
UA flagFOP Kostiuk Roman
AS197901
UA flagUltra Xnet LLC
AS213226
UA flagGREEN ROAD LLC
Showing 5 of 8
IPv4 Active Prefixes
PrefixRange FromRange To
79.110.128.0/2279.110.128.079.110.131.255
79.110.132.0/2279.110.132.079.110.135.255
79.110.136.0/2479.110.136.079.110.136.255
79.110.138.0/2379.110.138.079.110.139.255
79.110.140.0/2279.110.140.079.110.143.255
Showing 5 of 8
IPv6 Active Prefixes
PrefixRange FromRange To
2a0d:9880::/322a0d:9880::2a0d:9880:ffff:ffff:ffff:ffff:ffff:ffff
2a0d:9881::/322a0d:9881::2a0d:9881:ffff:ffff:ffff:ffff:ffff:ffff
2a0d:9882::/322a0d:9882::2a0d:9882:ffff:ffff:ffff:ffff:ffff:ffff
2a0d:9883::/322a0d:9883::2a0d:9883:ffff:ffff:ffff:ffff:ffff:ffff
2a0d:9884::/322a0d:9884::2a0d:9884:ffff:ffff:ffff:ffff:ffff:ffff
Showing 5 of 8