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CIDR
/21 · 2.0K IPs
ASN
T-Mobile Czech Republic a.s.
Reverse DNS
sw24.rpmpraha.cz
Last scanned 9 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)
sw24.rpmpraha.cz
Forward-confirmed (FCrDNS)
✗ Mismatch
PTR TTL
21600 s
Reverse DNS last checked
2026-10-03 03:47 UTC
Forward DNS last checked
2026-10-03 03:47 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.

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.

Reverse-DNS changes between Oct 2, 2026 and Oct 3, 2026 were not recorded; the current PTR is shown from its earliest retained observation.

  1. sw24.rpmpraha.cz — since at least Oct 3, 2026 → present
  2. mail.nasmail.eu — Oct 2, 2026 → Oct 3, 2026
  3. sw24.rpmpraha.cz — Sep 30, 2026 → Oct 2, 2026
  4. mail.spnh.eu — Sep 30, 2026 → Sep 30, 2026
  5. sw24.rpmpraha.cz — Sep 29, 2026 → Sep 30, 2026
  6. mail.spnh.eu — Sep 28, 2026 → Sep 29, 2026
  7. sw24.rpmpraha.cz — Sep 28, 2026 → Sep 28, 2026
  8. mail.spnh.eu — Sep 27, 2026 → Sep 28, 2026
  9. sw24.rpmpraha.cz — Sep 26, 2026 → Sep 27, 2026
  10. mail.spnh.eu — Sep 26, 2026 → Sep 26, 2026
  11. mail.nasmail.eu — Sep 26, 2026 → Sep 26, 2026
  12. mail.spnh.eu — Sep 25, 2026 → Sep 26, 2026
  13. mail.nasmail.eu — Aug 24, 2026 → Sep 25, 2026
  14. mail.spnh.eu — Aug 18, 2026 → Aug 24, 2026
  15. sw24.rpmpraha.cz — Jul 10, 2026 → Aug 18, 2026
  16. mail.nasmail.eu — Jul 7, 2026 → Jul 10, 2026
  17. sw24.rpmpraha.cz — Jul 1, 2026 → Jul 7, 2026
  18. mail.spnh.eu — Jun 18, 2026 → Jul 1, 2026
  19. sw24.rpmpraha.cz — Jun 16, 2026 → Jun 18, 2026
  20. mail.nasmail.eu — Jun 14, 2026 → Jun 16, 2026
  21. sw24.rpmpraha.cz — Jun 12, 2026 → Jun 14, 2026
  22. mail.nasmail.eu — Jun 11, 2026 → Jun 12, 2026

Network Allocation for 62.77.71.150

CIDR range
62.77.64.0/21
IP range (int)
1,045,250,048 — 1,045,252,095
Prefix length
/21
Organization
T-Mobile Czech Republic a.s.
ASN
AS13036
ASN name
T-Mobile Czech Republic a.s.
Location
Ústí nad Labem, St Nad Labem Region, Czechia
Coordinates
50.695400, 14.034500
Accuracy radius
20 km
Postal code
400 11
Regional Internet Registry
RIPE
Allocated
2001-07-05
Data source(s)
maxmind_city, maxmind_country, maxmind_asn, ipinfo_lite
Last updated
2026-10-03 05:21:26

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

Announced prefix
Origin AS
Announcement samples
37,602
Last seen
2026-10-03 12:23:52

Frequently Asked Questions

Who owns 62.77.71.150?

62.77.71.150 is allocated to T-Mobile Czech Republic a.s. (AS13036), registered in Ústí nad Labem, Czechia.

Where is 62.77.71.150 located?

The geolocation for 62.77.71.150 maps to Ústí nad Labem, Czechia 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 62.77.71.150 on?

62.77.71.150 belongs to the 62.77.64.0/21 network block announced by AS13036. This range contains 2,048 addresses.

Does 62.77.71.150 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: 2026-10-03 10:20:11 UTC
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