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ASN Lookup Tool
AS2497 IIJ-AS

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS2497
Organisation
Internet Initiative Japan Inc.
Name
IIJ-AS
Total IPv4 Addresses
3,910,400
Total IPv4 Prefixes
229
Total IPv6 Prefixes
8
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#128 out of 79,718
Registry
Radb
Registered Country
JP flagJP
Registered Country Name
Japan
Registered Date
Registration Last Change
Receiving From
ASN
Organisation
AS4134
CN flagNo.31,Jin-rong Street Beijing 100032
AS7018
US flagAT&T Enterprises, LLC
AS4766
KR flagKorea Telecom
AS701
US flagVerizon Business
AS3320
DE flagDeutsche Telekom AG
Showing 5 of 51
Transit To
ASN
Organisation
AS1239
US flagCogent Communications, LLC
AS4220000048
WORLD flagPrivate Use AS
AS4216200021
WORLD flagPrivate Use AS
AS4216200001
WORLD flagPrivate Use AS
AS4200000284
WORLD flagPrivate Use AS
Showing 5 of 928
IPv4 Active Prefixes
PrefixRange FromRange To
49.239.64.0/1849.239.64.049.239.127.255
58.138.0.0/1758.138.0.058.138.127.255
58.138.128.0/1858.138.128.058.138.191.255
61.122.224.0/2061.122.224.061.122.239.255
61.211.96.0/1961.211.96.061.211.127.255
Showing 5 of 229
IPv6 Active Prefixes
PrefixRange FromRange To
2001:240::/322001:240::2001:240:ffff:ffff:ffff:ffff:ffff:ffff
2001:300::/322001:300::2001:300:ffff:ffff:ffff:ffff:ffff:ffff
2001:48b0::/322001:48b0::2001:48b0:ffff:ffff:ffff:ffff:ffff:ffff
2400:3980::/322400:3980::2400:3980:ffff:ffff:ffff:ffff:ffff:ffff
2403:5700::/482403:5700::2403:5700:0:ffff:ffff:ffff:ffff:ffff
Showing 5 of 8