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CIDR
/20 · 4.1K IPs
ASN
JSC ER-Telecom Holding
Reverse DNS
5x19x4x218.static-business.spb.ertelecom.ru
Last scanned 15 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.

83/100
Trusted
How this score is built

Experimental · trust-vectors model v1.2.1 — a transparent heuristic, not a definitive verdict. How it works →

DNS records

Reverse DNS (PTR)
5x19x4x218.static-business.spb.ertelecom.ru
Forward-confirmed (FCrDNS)
✗ Mismatch
PTR TTL
6850 s
Reverse DNS last checked
2026-10-12 23:24 UTC
Forward DNS last checked
2026-10-12 23:24 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 2026-10-11 UTC

0

issued.live saw no domain resolving to this IP in its latest weekly snapshot.

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. 5x19x4x218.static-business.spb.ertelecom.ru — Oct 12, 2026 → present
  2. 5x19x4x218.ertelecom.ru — Oct 12, 2026 → Oct 12, 2026
  3. e.ekat — Oct 11, 2026 → Oct 12, 2026
  4. 5x19x4x218.static-business.spb.ertelecom.ru — Oct 11, 2026 → Oct 11, 2026
  5. vystfarm.ru — Oct 11, 2026 → Oct 11, 2026
  6. test.com — Oct 10, 2026 → Oct 11, 2026
  7. vystfarm.ru — Oct 10, 2026 → Oct 10, 2026
  8. e.ekat — Oct 9, 2026 → Oct 10, 2026
  9. test.com — Oct 9, 2026 → Oct 9, 2026
  10. e.ekat — Oct 9, 2026 → Oct 9, 2026
  11. vystfarm.ru — Oct 7, 2026 → Oct 9, 2026
  12. e.ekat — Oct 6, 2026 → Oct 7, 2026
  13. test.com — Oct 6, 2026 → Oct 6, 2026
  14. e.ekat — Oct 6, 2026 → Oct 6, 2026
  15. vystfarm.ru — Oct 5, 2026 → Oct 6, 2026
  16. 5x19x4x218.ertelecom.ru — Oct 5, 2026 → Oct 5, 2026
  17. vystfarm.ru — Oct 4, 2026 → Oct 5, 2026
  18. 5x19x4x218.static-business.spb.ertelecom.ru — Oct 3, 2026 → Oct 4, 2026
  19. vystfarm.ru — Oct 3, 2026 → Oct 3, 2026
  20. test.com — Oct 3, 2026 → Oct 3, 2026
  21. vystfarm.ru — Oct 2, 2026 → Oct 3, 2026
  22. 5x19x4x218.ertelecom.ru — Oct 2, 2026 → Oct 2, 2026
  23. e.ekat — Oct 1, 2026 → Oct 2, 2026
  24. 5x19x4x218.ertelecom.ru — Oct 1, 2026 → Oct 1, 2026
  25. 5x19x4x218.static-business.spb.ertelecom.ru — Sep 30, 2026 → Oct 1, 2026
  26. 5x19x4x218.ertelecom.ru — Sep 30, 2026 → Sep 30, 2026
  27. 5x19x4x218.static-business.spb.ertelecom.ru — Sep 30, 2026 → Sep 30, 2026
  28. e.ekat — Sep 29, 2026 → Sep 30, 2026
  29. 5x19x4x218.ertelecom.ru — Sep 29, 2026 → Sep 29, 2026
  30. e.ekat — Sep 28, 2026 → Sep 29, 2026
  31. no PTR — Sep 28, 2026 → Sep 28, 2026
  32. 5x19x4x218.static-business.spb.ertelecom.ru — Sep 28, 2026 → Sep 28, 2026
  33. test.com — Sep 27, 2026 → Sep 28, 2026
  34. 5x19x4x218.static-business.spb.ertelecom.ru — Sep 27, 2026 → Sep 27, 2026
  35. vystfarm.ru — Sep 26, 2026 → Sep 27, 2026
  36. 5x19x4x218.ertelecom.ru — Sep 26, 2026 → Sep 26, 2026
  37. 5x19x4x218.static-business.spb.ertelecom.ru — Sep 25, 2026 → Sep 26, 2026
  38. 5x19x4x218.ertelecom.ru — Aug 24, 2026 → Sep 25, 2026
  39. test.com — Aug 23, 2026 → Aug 24, 2026
  40. 5x19x4x218.ertelecom.ru — Aug 18, 2026 → Aug 23, 2026
  41. 5x19x4x218.static-business.spb.ertelecom.ru — Aug 18, 2026 → Aug 18, 2026
  42. vystfarm.ru — Jul 10, 2026 → Aug 18, 2026
  43. 5x19x4x218.static-business.spb.ertelecom.ru — Jul 3, 2026 → Jul 10, 2026
  44. test.com — Jun 29, 2026 → Jul 3, 2026
  45. 5x19x4x218.static-business.spb.ertelecom.ru — Jun 22, 2026 → Jun 29, 2026
  46. e.ekat — Jun 19, 2026 → Jun 22, 2026
  47. vystfarm.ru — Jun 17, 2026 → Jun 19, 2026
  48. 5x19x4x218.ertelecom.ru — Jun 15, 2026 → Jun 17, 2026
  49. e.ekat — Jun 11, 2026 → Jun 15, 2026

Network Allocation for 5.19.4.218

CIDR range
5.19.0.0/20
IP range (int)
85,131,264 — 85,135,359
Prefix length
/20
Organization
JSC ER-Telecom Holding
ASN
AS41733
ASN name
JSC ER-Telecom Holding
Location
St Petersburg, St Petersburg, Russia
Coordinates
59.898300, 30.261800
Accuracy radius
5 km
Postal code
190000
Regional Internet Registry
RIPE
Allocated
2012-04-27
Data source(s)
maxmind_city, maxmind_asn, ipinfo_lite, maxmind_country
Last updated
2026-10-12 08:42:04

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

Announced prefix
Origin AS
Announcement samples
45,947
Last seen
2026-10-12 22:49:48

Frequently Asked Questions

Who owns 5.19.4.218?

5.19.4.218 is allocated to JSC ER-Telecom Holding (AS41733), registered in St Petersburg, Russia.

Where is 5.19.4.218 located?

The geolocation for 5.19.4.218 maps to St Petersburg, Russia 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 5.19.4.218 on?

5.19.4.218 belongs to the 5.19.0.0/20 network block announced by AS41733. This range contains 4,096 addresses.

Does 5.19.4.218 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: 2026-10-12 15:32:11 UTC
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