# 51.39.231.143 — IP Intelligence Summary

51.39.231.143 is an IPv4 address announced by AS43766, with approximate network location Riyadh, Saudi Arabia. As of November 12, 2026, IPDebrief rates it Low Risk (0/100); no anonymizing service was detected.

- Canonical page: https://ipdebrief.com/51.39.231.143
- Last updated: 2026-11-12

## Ownership

- Organization: Zain ISP Planning
- Network name: SA-MTC
- Allocated block: 51.39.0.0/16
- ASN: AS43766 (https://ipdebrief.com/asn/43766)
- Regional registry: ARIN
- Registered holder: Zain ISP Planning
- Routing operator: —
- Network registration country: SA
- Registrant address country: —

## Location

- City: Riyadh
- Region: Riyadh Region
- Country: Saudi Arabia
- Time zone: Asia/Riyadh

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

## 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

## Nearby addresses

- 51.39.231.6 (https://ipdebrief.com/51.39.231.6)
- 51.39.231.8 (https://ipdebrief.com/51.39.231.8)
- 51.39.231.12 (https://ipdebrief.com/51.39.231.12)
- 51.39.231.76 (https://ipdebrief.com/51.39.231.76)
- 51.39.231.79 (https://ipdebrief.com/51.39.231.79)
- 51.39.231.130 (https://ipdebrief.com/51.39.231.130)
- 51.39.231.149 (https://ipdebrief.com/51.39.231.149)
- 51.39.231.173 (https://ipdebrief.com/51.39.231.173)
- 51.39.231.185 (https://ipdebrief.com/51.39.231.185)

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Source: IPDebrief, "51.39.231.143 IP intelligence", https://ipdebrief.com/51.39.231.143, updated 2026-11-12. Assessments are probabilistic.