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ASN Lookup Tool
AS37891 JTIS

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS37891
Organisation
JR TOKAI Information Systems Company
Name
JTIS
Total IPv4 Addresses
2,560
Total IPv4 Prefixes
9
Total IPv6 Prefixes
0
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#20,427 out of 79,039
Registry
Jpnic
Registered Country
JP flag JP
Registered Country Name
Japan
Registered Date
Registration Last Change
Receiving From

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

ASN
Organisation
AS4713
JP flagNTT Communications Corporation
AS2516
JP flagKDDI CORPORATION
AS2497
JP flagInternet Initiative Japan Inc.
IPv4 Active Prefixes

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

Prefix58.147.160.0/23
Range From58.147.160.0
Range To58.147.161.255
Prefix58.147.162.0/24
Range From58.147.162.0
Range To58.147.162.255
Prefix58.147.163.0/24
Range From58.147.163.0
Range To58.147.163.255
Prefix58.147.164.0/24
Range From58.147.164.0
Range To58.147.164.255
Prefix58.147.165.0/24
Range From58.147.165.0
Range To58.147.165.255
Showing 5 of 9