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Autonomous System

AS4690

WIDE Project

Announced IPs
256
CIDR prefixes
1
ASN
AS4690

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

65/100
Moderate
How this score is built
  • Baseline (neutral) 65
  • Trust score 65 / 100

Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →

About WIDE Project

The WIDE Project is an Internet project in Japan founded by Keio University, Tokyo Institute of Technology, and The University of Tokyo that was started in 1985. It runs a major backbone of the Japanese internet and used to run the .jp Top Level Domain (TLD).

Founded
1988

Network profile

Source: PeeringDB →
Network type Educational/Research
Geographic scope Asia Pacific
Traffic ratio Not Disclosed
Peering policy Open

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
202.0.73.0/24 256
0.0%
WIDE Project JP

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS4690 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
202.0.73.0/24 6,594 2026-07-27 00:28:26

Frequently Asked Questions

What is AS4690?

AS4690 is an Autonomous System Number assigned to WIDE Project. An ASN identifies a network that controls a specific set of IP addresses and determines how traffic is routed across the internet via BGP (Border Gateway Protocol).

How many IP addresses does AS4690 announce?

AS4690 announces 256 IPv4 addresses distributed across 1 routed CIDR prefixes. The network is registered in Japan.

Who operates AS4690?

AS4690 is operated by WIDE Project. The organization is based in Japan. You can view all IP ranges and related ASNs on the organization page.

What country is AS4690 registered in?

AS4690 is registered in Japan. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-27 01:10:30 UTC
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