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ASN Lookup Tool
AS204997 FIRSTBYTE-AS

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS204997
Organisation
FIRST SERVER LIMITED
Name
FIRSTBYTE-AS
Total IPv4 Addresses
15,103
Total IPv4 Prefixes
67
Total IPv6 Prefixes
15
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#7,673 out of 79,909
Registry
Ripe
Registered Country
GB flagGB
Registered Country Name
United Kingdom of Great Britain and Northern Ireland (the)
Registered Date
2017-11-22
Registration Last Change
2025-05-01
Receiving From
ASN
Organisation
AS50113
GB flagFIRST SERVER LIMITED
IPv4 Active Prefixes
PrefixRange FromRange To
45.144.64.0/2445.144.64.045.144.64.255
45.144.65.0/2445.144.65.045.144.65.255
45.144.66.0/2445.144.66.045.144.66.255
45.144.67.0/2445.144.67.045.144.67.255
46.17.104.0/2446.17.104.046.17.104.255
Showing 5 of 67
IPv6 Active Prefixes
PrefixRange FromRange To
2a04:5200:fb01::/482a04:5200:fb01::2a04:5200:fb01:ffff:ffff:ffff:ffff:ffff
2a04:5200:fb02::/482a04:5200:fb02::2a04:5200:fb02:ffff:ffff:ffff:ffff:ffff
2a04:5200:ff00::/482a04:5200:ff00::2a04:5200:ff00:ffff:ffff:ffff:ffff:ffff
2a04:5200:ff10::/482a04:5200:ff10::2a04:5200:ff10:ffff:ffff:ffff:ffff:ffff
2a04:5200:fff1::/482a04:5200:fff1::2a04:5200:fff1:ffff:ffff:ffff:ffff:ffff
Showing 5 of 15