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ASN Lookup Tool
AS24287 tein2-jp

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS24287
Organisation
Research Organization of Information and Systems..
Name
tein2-jp
Total IPv4 Addresses
256
Total IPv4 Prefixes
1
Total IPv6 Prefixes
1
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#71,545 out of 78,230
Registry
Apnic
Registered Country
JP flag JP
Registered Country Name
Japan
Registered Date
Registration Last Change
2024-08-14
Receiving From

The list of active Autonomous Systems (ASs) which send traffic to that ASN.

ASN
Organisation
AS2907
JP flagfor assignment to JPNIC members
AS7660
JP flagAsia Pacific Advanced Network - Japan C/O KDDI G..
Transit To

The list of active Autonomous Systems (ASs) which receive traffic from that ASN.

 

ASN
Organisation
AS4538
CN flagChina Education and Research Network Center Tsin..
AS24489
CN flagTrans-Eurasia Information Network (TEIN2) - Nort..
AS24490
CN flagTrans-Eurasia Information Network (TEIN2) - SG C..
IPv4 Active Prefixes

This provides the list of IPv4 address space routes/prefixes currently announced on Border Gateway Protocol (BGP).

Prefix192.50.12.0/24
Range From192.50.12.0
Range To192.50.12.255
IPv6 Active Prefixes
Prefix2001:df0:46::/48
Range From2001:df0:46::
Range To2001:df0:46:ffff:ffff:ffff:ffff:ffff
Autonomous System (AS) is a network (or collection of networks) that are all managed and supervised by a single entity or organisation. This tool provides a comprehensive ownership and connectivity report for any given AS number.