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ASN Lookup Tool
AS9999 ATTOKYO

Powered By:
ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS9999
Organisation
AT TOKYO Corporation
Name
ATTOKYO
Total IPv4 Addresses
19622
Total IPv4 Prefixes
10
Total IPv6 Prefixes
1
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#6,523 out of 77,309
Registry
Radb
Registered Country
JP flag JP
Registered Country Name
Japan
Registered Date
2021-06-22
Registration Last Change
NA
Receiving From

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

ASN
Organisation
AS2497
JP flagInternet Initiative Japan Inc.
AS2518
JP flagBIGLOBE Inc.
Transit To

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

 

ASN
Organisation
AS60679
NL flagFreedom Registry BV
IPv4 Active Prefixes

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

Prefix110.44.20.0/22
Range From110.44.20.0
Range To110.44.23.255
Prefix119.59.64.0/21
Range From119.59.64.0
Range To119.59.71.255
Prefix165.100.192.0/20
Range From165.100.192.0
Range To165.100.207.255
Prefix202.13.124.0/22
Range From202.13.124.0
Range To202.13.127.255
Prefix202.243.223.0/24
Range From202.243.223.0
Range To202.243.223.255
Showing 5 of 10
IPv6 Active Prefixes
Prefix2405:1800::/32
Range From2405:1800::
Range To2405:1800:ffff: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.