asn.dev

Autonomous system

AS2497 IIJ Internet Initiative Japan Inc.

Unclassified ARIN

IPv4 addresses 3.92M 188 prefixes
IPv6 prefixes 8 counted as prefixes, not addresses
Countries 1 mostly JP
Flagged prefixes 0 none

Summary

Internet Initiative Japan (IIJ)

Japan · AI-generated

transit legacy

IIJ is Internet Initiative Japan Inc., one of Japan's oldest and largest internet service providers and transit networks, headquartered in Tokyo.

What it's used for

  • Commercial internet transit, connectivity, and cloud/network services for businesses across Japan and beyond.

Notable

  • A large commercial ISP and transit backbone, announcing several million IPv4 addresses.

Interesting

  • IIJ was founded in 1992 and is widely regarded as Japan's first commercial internet provider; the low AS number reflects that early start.

This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy. Source, and how to suggest an edit.

Address space

Summary

Full explorer
CountryNamePrefixes
JPJapan196

Registry

Allocation record

via ARIN RDAP
Registry
ARIN
Handle
AS2497
Registry name
IIJ
Last changed
2005-06-03
Status
active

Reputation

Classification and threat

Unclassified Not in the curated lists. Most of the ~80,000 allocated ASNs are not.

No IC3 indicators Nothing from the FBI IC3 feed.

Threat data is alpha. Absence of an indicator is not evidence of good behaviour, only of absence from this one feed.

Elsewhere

Cross-check