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ASN Lookup Tool
AS131897 EHMNET

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS131897
Organisation
Ehime University 3,Bunkyo-tyou,Matsuyama-shi,Ehi..
Name
EHMNET
Total IPv4 Addresses
65,536
Total IPv4 Prefixes
1
Total IPv6 Prefixes
0
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#3,083 out of 77,675
Registry
Apnic
Registered Country
JP flag JP
Registered Country Name
Japan
Registered Date
Registration Last Change
2024-08-27
Receiving From

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

ASN
Organisation
AS2907
JP flagfor assignment to JPNIC members
AS18260
JP flagEHIME CATV CO.,LTD. 1-12-1,Ote-machi,Matsuyama-s..
IPv4 Active Prefixes

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

Prefix133.71.0.0/16
Range From133.71.0.0
Range To133.71.255.255
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.