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CIDR
/21 · 2.0K IPs
ASN
T-Mobile Czech Republic a.s.
Reverse DNS
ck.top09.cz
Last scanned 18 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)
obcelidem.cz
Forward-confirmed (FCrDNS)
Not checked
PTR TTL
21600 s
Reverse DNS last checked
2026-10-02 11:26 UTC
Forward DNS last checked
2026-10-02 11:26 UTC

Forward DNS records for obcelidem.cz

TypeValuePriorityTTL
A 104.21.84.83 — 300s
A 172.67.190.76 — 300s
AAAA 2606:4700:3035::6815:5453 — 172800s
AAAA 2606:4700:3036::ac43:be4c — 172800s
NS koa.ns.cloudflare.com — —
NS lola.ns.cloudflare.com — —
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 1, 2026 and Oct 2, 2026 were not recorded; the current PTR is shown from its earliest retained observation.

  1. obcelidem.cz — since at least Oct 2, 2026 → present
  2. ck.top09.cz — Oct 1, 2026 → Oct 2, 2026
  3. obcelidem.cz — Sep 30, 2026 → Oct 1, 2026
  4. ck.top09.cz — Sep 30, 2026 → Sep 30, 2026
  5. obcelidem.cz — Sep 29, 2026 → Sep 30, 2026
  6. filicori-caffe.cz — Sep 29, 2026 → Sep 29, 2026
  7. obcelidem.cz — Sep 28, 2026 → Sep 29, 2026
  8. ck.top09.cz — Sep 28, 2026 → Sep 28, 2026
  9. obcelidem.cz — Sep 27, 2026 → Sep 28, 2026
  10. ck.top09.cz — Sep 26, 2026 → Sep 27, 2026
  11. obcelidem.cz — Sep 26, 2026 → Sep 26, 2026
  12. ck.top09.cz — Aug 24, 2026 → Sep 26, 2026
  13. skzelenec.cz — Aug 18, 2026 → Aug 24, 2026
  14. ck.top09.cz — Jul 10, 2026 → Aug 18, 2026
  15. obcelidem.cz — Jun 13, 2026 → Jul 10, 2026
  16. skzelenec.cz — Jun 11, 2026 → Jun 13, 2026

Network Allocation for 193.85.148.116

CIDR range
193.85.144.0/21
IP range (int)
3,243,610,112 — 3,243,612,159
Prefix length
/21
Organization
T-Mobile Czech Republic a.s.
ASN
AS13036
ASN name
T-Mobile Czech Republic a.s.
Location
Prague, Prague, Czechia
Coordinates
50.088300, 14.412400
Accuracy radius
100 km
Postal code
110 00
Regional Internet Registry
RIPE
Allocated
1993-09-01
Data source(s)
maxmind_city, maxmind_country, maxmind_asn, ipinfo_lite
Last updated
2026-10-02 08:49:16

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

Announced prefix
Origin AS
Announcement samples
33,544
Last seen
2026-10-02 12:23:19

Frequently Asked Questions

Who owns 193.85.148.116?

193.85.148.116 is allocated to T-Mobile Czech Republic a.s. (AS13036), registered in Prague, Czechia.

Where is 193.85.148.116 located?

The geolocation for 193.85.148.116 maps to Prague, 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 193.85.148.116 on?

193.85.148.116 belongs to the 193.85.144.0/21 network block announced by AS13036. This range contains 2,048 addresses.

Does 193.85.148.116 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: 2026-10-02 09:19:41 UTC
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