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ASN Lookup Tool
AS63781 KFNET-AS

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS63781
Organisation
Kobayashi Family Net LLP
Name
KFNET-AS
Total IPv4 Addresses
512
Total IPv4 Prefixes
2
Total IPv6 Prefixes
1
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#52,056 out of 79,044
Registry
Jpnic
Registered Country
JP flagJP
Registered Country Name
Japan
Registered Date
Registration Last Change
Receiving From
ASN
Organisation
AS63798
JP flagIndustrial Cyber Security Center of Excellence I..
AS59103
JP flagSoftEther Corporation
AS59105
JP flagHome NOC Operators Group
AS38074
JP flagAyao Takata
IPv4 Active Prefixes
PrefixRange FromRange To
103.143.136.0/24103.143.136.0103.143.136.255
103.143.137.0/24103.143.137.0103.143.137.255
IPv6 Active Prefixes
PrefixRange FromRange To
2405:5340::/322405:5340::2405:5340:ffff:ffff:ffff:ffff:ffff:ffff