# 203.137.133.39 — IP Intelligence Summary

203.137.133.39 is an IPv4 address announced by AS4694, with approximate network location Tokyo, Japan. As of November 12, 2026, IPDebrief rates it Low Risk (0/100); no anonymizing service was detected.

- Canonical page: https://ipdebrief.com/203.137.133.39
- Last updated: 2026-11-12

## Ownership

- Organization: Japan Network Information Center
- Network name: GENIEE-NET
- Allocated block: 203.137.133.0/24
- ASN: AS4694 (https://ipdebrief.com/asn/4694)
- Regional registry: APNIC
- Registered holder: Japan Network Information Center
- Routing operator: —
- Network registration country: JP
- Registrant address country: —

## Location

- City: Tokyo
- Region: 40
- Country: Japan
- Time zone: Asia/Tokyo

Approximate network location; registration and certificate addresses are not server-location evidence.

## Network classification

- Infrastructure type: —
- Datacenter / hosting: no
- Residential: no
- Mobile: no
- Anycast: Unverified (not proof of unicast)
- Tor exit node: no
- VPN: no
- Proxy: no

## Risk assessment

- Assessment: Low Risk (0/100)
- Blocklist listings: 0
- Suspicious activity indicators: no
- Spam source: no

## Exposed services

- 80/tcp — http
- 443/tcp — https

## DNS posture

Mail authentication and CAA are optional domain policies, not IP-wide requirements.

- spf: Not checked
- dmarc: Not checked
- fcrDns: Not checked
- dnssec: Not checked
- caa: Not checked

## TLS observations

- CN=*.1242.com, OU=Digi Trust Wildcard SSL, OU="Provided by M&T Technology, Inc.", O="NIPPON BROADCASTING SYSTEM,INC.", STREET=Yuraku-cho 1-9-3, L=Chiyoda-ku, S=Tokyo, PostalCode=100-8439, C=JP; port unknown; target —; Previously observed certificate has since expired; current certificate unknown; valid until 2019-04-11T23:59:59.0000000+00:00

## Nearby addresses

- 203.137.133.36 (https://ipdebrief.com/203.137.133.36)
- 203.137.133.37 (https://ipdebrief.com/203.137.133.37)

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Source: IPDebrief, "203.137.133.39 IP intelligence", https://ipdebrief.com/203.137.133.39, updated 2026-11-12. Assessments are probabilistic.