Country
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ASN LANDING PAGE
AS2497
IIJ Internet Initiative Japan Inc.
Last updated · Apr 10, 2026
Total prefixes
199
IPv4 prefixes
188
IPv6 prefixes
11
ASN summary
How to read the scale of AS2497
IIJ Internet Initiative Japan Inc. currently shows 199 prefixes and 80 upstream, downstream, or peer relationships. Larger prefix inventories often indicate broader network footprint, but they should still be read together with country and peering context.
When is an ASN page most useful?
ASN landing pages are more useful than a single IP page when you want cloud provider attribution, routing research, infrastructure comparison, or network topology analysis at the organization level.
How should you read the country, organization, and role of AS2497?
IIJ Internet Initiative Japan Inc. is currently associated with an unknown region. Country data is only a starting point; the more important signals are the organization name, website, prefix volume, and peering relationships that reveal whether the network behaves like a cloud platform, ISP, CDN, or enterprise backbone.
What should you inspect next after the AS2497 page?
This page is currently showing live ASN data that can be used for peer, prefix, and network scale analysis. The most useful next step is usually to return to a related IP landing page, then compare that concrete address with this ASN profile and with broader topic pages for routing, cloud attribution, or WHOIS ownership analysis.
Search intents this ASN page helps cover
AS2497 ASN lookupAS2497 BGPAS2497 peersAS2497 prefixesAS2497 upstreamsIIJ Internet Initiative Japan Inc. ASN
Upstreams
Detailed data for this ASN is not available right now.
Downstreams
AS2907
AS2907
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AS3356
AS3356
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AS174
AS174
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AS2914
AS2914
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AS6453
AS6453
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AS1299
AS1299
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AS3257
AS3257
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AS9824
AS9824
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AS55391
AS55391
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AS9498
AS9498
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AS12389
AS12389
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AS216211
AS216211
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AS7018
AS7018
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AS6461
AS6461
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AS10010
AS10010
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AS55900
AS55900
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AS2519
AS2519
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AS3216
AS3216
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AS3491
AS3491
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AS4785
AS4785
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AS3320
AS3320
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AS5511
AS5511
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AS37468
AS37468
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AS153371
AS153371
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AS150363
AS150363
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AS3605
AS3605
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AS4637
AS4637
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AS7670
AS7670
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AS1273
AS1273
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AS15830
AS15830
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AS9607
AS9607
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AS9999
AS9999
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AS7679
AS7679
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AS4134
AS4134
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AS55392
AS55392
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AS17511
AS17511
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AS701
AS701
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AS20485
AS20485
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AS63773
AS63773
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AS9370
AS9370
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Peers
AS4777
AS4777
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AS174
AS174
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AS3356
AS3356
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AS1299
AS1299
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AS2914
AS2914
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AS6939
AS6939
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AS6453
AS6453
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AS3257
AS3257
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AS25152
AS25152
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AS5511
AS5511
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AS3491
AS3491
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AS3320
AS3320
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AS12389
AS12389
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AS9370
AS9370
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AS6461
AS6461
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AS13030
AS13030
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AS9498
AS9498
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AS4637
AS4637
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AS37468
AS37468
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AS1273
AS1273
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AS6830
AS6830
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AS7018
AS7018
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AS3216
AS3216
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AS701
AS701
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AS30781
AS30781
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AS3303
AS3303
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AS8359
AS8359
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AS20485
AS20485
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AS37100
AS37100
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AS13335
AS13335
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AS577
AS577
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AS1257
AS1257
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AS8220
AS8220
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AS58453
AS58453
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AS39122
AS39122
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AS9121
AS9121
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AS6667
AS6667
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AS19151
AS19151
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AS32787
AS32787
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AS4826
AS4826
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Prefix inventory
| Prefix | Name | Country |
|---|---|---|
| 101.128.128.0/17 | AS2497 | — |
| 103.2.57.0/24 | AS2497 | — |
| 103.2.58.0/23 | AS2497 | — |
| 103.26.166.0/24 | AS2497 | — |
| 103.26.167.0/24 | AS2497 | — |
| 103.5.23.0/24 | AS2497 | — |
| 113.197.128.0/17 | AS2497 | — |
| 116.118.192.0/20 | AS2497 | — |
| 118.151.0.0/17 | AS2497 | — |
| 118.151.128.0/18 | AS2497 | — |
| 119.10.192.0/18 | AS2497 | — |
| 121.102.0.0/16 | AS2497 | — |
| 121.200.200.0/21 | AS2497 | — |
| 121.50.160.0/21 | AS2497 | — |
| 124.147.64.0/18 | AS2497 | — |
| 124.41.0.0/17 | AS2497 | — |
| 124.41.128.0/18 | AS2497 | — |
| 125.30.0.0/16 | AS2497 | — |
| 129.249.0.0/16 | AS2497 | — |
| 131.248.0.0/16 | AS2497 | — |
| 132.179.0.0/16 | AS2497 | — |
| 133.110.0.0/16 | AS2497 | — |
| 133.111.0.0/16 | AS2497 | — |
| 133.127.0.0/16 | AS2497 | — |
| 133.137.0.0/16 | AS2497 | — |
| 133.142.0.0/16 | AS2497 | — |
| 133.159.0.0/16 | AS2497 | — |
| 133.169.0.0/21 | AS2497 | — |
| 133.169.8.0/22 | AS2497 | — |
| 133.173.0.0/16 | AS2497 | — |
| 133.173.0.0/17 | AS2497 | — |
| 133.173.128.0/17 | AS2497 | — |
| 133.183.106.0/24 | AS2497 | — |
| 133.183.128.0/19 | AS2497 | — |
| 133.183.96.0/21 | AS2497 | — |
| 133.194.0.0/17 | AS2497 | — |
| 133.194.128.0/18 | AS2497 | — |
| 133.194.192.0/19 | AS2497 | — |
| 133.194.224.0/20 | AS2497 | — |
| 133.194.240.0/21 | AS2497 | — |
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Related lookups and next steps
WHOIS vs ASN Ownership Guide
Continue from this ASN into the differences between WHOIS ownership and ASN ownership.
Routing Troubleshooting and Network Analysis
Continue from this ASN into route troubleshooting and network analysis.
Cloud Network and ASN Comparison
Useful when you want to compare this ASN against larger cloud and edge networks.
WHOIS and IP Ownership Guide
Continue from the ASN page into WHOIS and ownership verification.
Frequently asked questions about this ASN page
What does AS2497 represent?
AS2497 is an autonomous system number used to identify an independently operated network. The current page associates it with IIJ Internet Initiative Japan Inc. in an unknown region, which helps determine whether it behaves like a cloud provider, ISP, CDN, or enterprise backbone.
What are peers, upstreams, and prefixes useful for on the AS2497 page?
They help explain the scale, interconnection depth, and route structure of AS2497. Richer peering and upstream data often indicate broader network reach, but they should still be interpreted together with prefixes and related IP landing pages.
What should you do after reviewing AS2497?
The best next step is usually to return to a concrete IP landing page to see how a specific address maps into AS2497, then continue into cloud, WHOIS, or routing topic pages to understand the network in a broader context.
Related topics
WHOIS vs ASN Ownership Guide
Understand why WHOIS ownership and ASN ownership can differ, and how to combine both when deciding who really owns or operates an IP.
WHOIS and IP Ownership Guide
Use WHOIS, ASN, prefixes, and organization data to determine who ultimately owns an IP, range, or resolved domain target.
BGP and ASN Basics Guide
Learn what ASN, BGP routes, prefixes, upstreams, downstreams, and peers mean, then explore real ASN pages.
Cloud Network and ASN Comparison
Compare large cloud and edge networks such as Google, Cloudflare, Microsoft, and Amazon through their ASN landing pages.