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WorldIP.io
CIDR
/16 · 65.5K IPs
ASN
China Unicom Beijing Province Network
Reverse DNS
d-index.online
Last scanned 21 hr ago
Blocklisted
Checking…
Scanning blocklists

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.

74/100
Moderate
How this score is built

Experimental · trust-vectors model v1.3.0 — a transparent heuristic, not a definitive verdict. How it works →

DNS records

Reverse DNS (PTR)
d54j2r.cn
Forward-confirmed (FCrDNS)
✗ Mismatch
PTR TTL
120 s
Reverse DNS last checked
2026-10-27 19:30 UTC
Forward DNS last checked
2026-10-27 19:30 UTC
every IP & sub-domain we've seen under this domain

Reverse & forward DNS collected by the WorldIP scanner fleet — FCrDNS confirms the PTR hostname resolves back to this IP.

Domains hosted

as of 2026-10-25 UTC

0

issued.live's latest DNS data shows no domain resolving to this IP.

Domain data provided by issued.live — for full details visit https://issued.live/pricing

Reverse DNS history

How this IP's reverse DNS (PTR) has changed over time, from our scans.

This IP's reverse DNS changes frequently — the timeline below shows the most recent changes.

  1. d54j2r.cn — Oct 27, 2026 → present
  2. d-index.online — Oct 27, 2026 → Oct 27, 2026
  3. d54j2r.cn — Oct 26, 2026 → Oct 27, 2026
  4. d-index.online — Oct 26, 2026 → Oct 26, 2026
  5. d54j2r.cn — Oct 24, 2026 → Oct 26, 2026
  6. d-index.online — Oct 23, 2026 → Oct 24, 2026
  7. d54j2r.cn — Oct 22, 2026 → Oct 23, 2026
  8. d-index.online — Oct 21, 2026 → Oct 22, 2026
  9. d54j2r.cn — Oct 19, 2026 → Oct 21, 2026
  10. d-index.online — Oct 17, 2026 → Oct 19, 2026
  11. d54j2r.cn — Oct 17, 2026 → Oct 17, 2026
  12. d-index.online — Oct 15, 2026 → Oct 17, 2026
  13. d54j2r.cn — Oct 13, 2026 → Oct 15, 2026
  14. d-index.online — Oct 12, 2026 → Oct 13, 2026
  15. d54j2r.cn — Oct 12, 2026 → Oct 12, 2026
  16. d-index.online — Oct 11, 2026 → Oct 12, 2026
  17. d54j2r.cn — Oct 11, 2026 → Oct 11, 2026
  18. d-index.online — Oct 10, 2026 → Oct 11, 2026
  19. d54j2r.cn — Oct 8, 2026 → Oct 10, 2026
  20. d-index.online — Oct 7, 2026 → Oct 8, 2026
  21. d54j2r.cn — Oct 6, 2026 → Oct 7, 2026
  22. d-index.online — Oct 5, 2026 → Oct 6, 2026
  23. d54j2r.cn — Oct 3, 2026 → Oct 5, 2026
  24. d-index.online — Oct 2, 2026 → Oct 3, 2026
  25. d54j2r.cn — Sep 30, 2026 → Oct 2, 2026
  26. d-index.online — Sep 28, 2026 → Sep 30, 2026
  27. d54j2r.cn — Sep 28, 2026 → Sep 28, 2026
  28. d-index.online — Sep 26, 2026 → Sep 28, 2026
  29. d54j2r.cn — Sep 25, 2026 → Sep 26, 2026
  30. d-index.online — Aug 24, 2026 → Sep 25, 2026
  31. d54j2r.cn — Jul 1, 2026 → Aug 24, 2026
  32. d-index.online — Jun 1, 2026 → Jul 1, 2026

Network Allocation for 117.50.0.12

CIDR range
117.50.0.0/16
IP range (int)
1,966,211,072 — 1,966,276,607
Prefix length
/16
Organization
China Unicom Beijing Province Network
ASN
AS4808
ASN name
China Unicom Beijing Province Network
Location
China
Coordinates
34.773200, 113.722000
Accuracy radius
1000 km
Regional Internet Registry
APNIC
Allocated
2007-06-20
Data source(s)
maxmind_city, maxmind_country, maxmind_asn, ipinfo_lite
Last updated
2026-10-27 08:46:25

Origin AS announcing the most-specific prefix that covers this IP, observed across our RIPE RIS collectors.

Announced prefix
Origin AS
⚠ 2 origins (MOAS)
Announcement samples
34,551
Last seen
2026-10-28 01:58:28

RIR Ownership History

Atom feed ⇲

Allocation changes captured from regional internet registry (RIR) delegation files, re-imported every six hours, for ranges that have contained this IP.

Date Event From To
2026-05-10 New Allocation — CN

See the full history for 117.50.0.0/16.

Frequently Asked Questions

Who owns 117.50.0.12?

117.50.0.12 is allocated to China Unicom Beijing Province Network (AS4808), registered in China.

Where is 117.50.0.12 located?

The geolocation for 117.50.0.12 maps to China based on MaxMind GeoLite2 data. Accuracy depends on the provider and may represent the ISP's regional hub rather than the exact endpoint.

What network is 117.50.0.12 on?

117.50.0.12 belongs to the 117.50.0.0/16 network block announced by AS4808. This range contains 65,536 addresses.

Does 117.50.0.12 have a reverse DNS record?

Reverse DNS (PTR) records are resolved live when you visit this page. If a PTR record exists, it appears in the Reverse DNS field above. PTR records map IP addresses back to hostnames and are commonly used for email authentication and network diagnostics.

Neighbors

Other addresses in the same /24.

Related

Last updated: 2026-10-27 11:05:13 UTC
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