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ASN Lookup Tool
AS7257 JP-MARU-20250124

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS7257
Organisation
OTO GK
Name
JP-MARU-20250124
Total IPv4 Addresses
256
Total IPv4 Prefixes
1
Total IPv6 Prefixes
30
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#78,536 out of 79,632
Registry
Ripe
Registered Country
JP flagJP
Registered Country Name
Japan
Registered Date
2026-01-26
Registration Last Change
2026-01-27
Receiving From
ASN
Organisation
AS32505
US flagConterra
AS9663
JP flagOTO GK
IPv4 Active Prefixes
PrefixRange FromRange To
208.88.66.0/24208.88.66.0208.88.66.255
IPv6 Active Prefixes
PrefixRange FromRange To
2a06:40::/322a06:40::2a06:40:ffff:ffff:ffff:ffff:ffff:ffff
2a06:41:40::/442a06:41:40::2a06:41:4f:ffff:ffff:ffff:ffff:ffff
2a06:41:60::/432a06:41:60::2a06:41:7f:ffff:ffff:ffff:ffff:ffff
2a06:41:100::/402a06:41:100::2a06:41:1ff:ffff:ffff:ffff:ffff:ffff
2a06:41:200::/392a06:41:200::2a06:41:3ff:ffff:ffff:ffff:ffff:ffff
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