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ASN Lookup Tool
AS12663 VODAFONE-GROUP

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS12663
Organisation
Fastweb SpA
Name
VODAFONE-GROUP
Total IPv4 Addresses
560,640
Total IPv4 Prefixes
457
Total IPv6 Prefixes
2
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#538 out of 79,632
Registry
Ripe
Registered Country
IT flagIT
Registered Country Name
Italy
Registered Date
1970-01-01
Registration Last Change
2026-01-29
Receiving From
ASN
Organisation
AS1273
EU flagVodafone Group PLC The Connection Newbury RG14 2..
AS201917
DE flagVodafone Group Services GmbH
IPv4 Active Prefixes
PrefixRange FromRange To
37.25.128.0/2137.25.128.037.25.135.255
37.25.136.0/2137.25.136.037.25.143.255
37.25.144.0/2337.25.144.037.25.145.255
37.25.146.0/2437.25.146.037.25.146.255
37.25.147.0/2437.25.147.037.25.147.255
Showing 5 of 457
IPv6 Active Prefixes
PrefixRange FromRange To
2a01:818:1000::/442a01:818:1000::2a01:818:100f:ffff:ffff:ffff:ffff:ffff
2a01:818:1060::/442a01:818:1060::2a01:818:106f:ffff:ffff:ffff:ffff:ffff