ucl.cz - robtex.com
ucl.cz
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns.inecnet.cz ⚠️ Not in zone NS records | ||||||
| A | 212.47.0.10🇨🇿 TMOBILE-CZ212.47.0.0/19 T-Mobile Czech Republic a.s. | ||||||
| PTR | ns.gts.cz | ||||||
| PTR | server1.gts.cz | ||||||
| PTR | ns.inecnet.cz | ||||||
| PTR | hnizdo.netforce.cz | ||||||
| PTR | sokol.netforce.cz | ||||||
| PTR | ns.sbone.cz | ||||||
| NS | teta.caa.cz ⚠️ Not in zone NS records | ||||||
| A | 2001:af0:8000:1e01::69🇨🇿 TMOBILE-CZ2001:af0::/32 T-Mobile Czech Republic a.s. | ||||||
| A | 193.86.115.69🇨🇿 TMOBILE-CZ193.86.0.0/16 T-Mobile Czech Republic a.s. | ||||||
cz
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.ns.nic.cz ⭐ | ||||||
| NS | b.ns.nic.cz | ||||||
| NS | c.ns.nic.cz | ||||||
| NS | d.ns.nic.cz | ||||||
| SOA | a.ns.nic.czhostmaster@nic.cz serial=1774844237 | ||||||
Same first word
Similar names
DNS History
9 records (2 active, 7 former)
○NSfirewall.caa.cz2015-06-26 → 2015-06-26 · 3 obs
○ 2015-11-08 19:13:24
○ 2026-03-30 04:50:28
○NSns.eunet.cz2015-06-26 → 2015-06-26 · 3 obs
○ 2015-11-08 19:13:24
○ 2026-03-30 04:50:28
●NSns.inecnet.cz2026-03-27 → 2026-03-30 · 3 obs
● 2026-03-27 08:31:26
● 2026-03-30 04:50:28
●NSteta.caa.cz2015-11-08 → 2026-03-30 · 3 obs
● 2015-11-08 19:13:24
● 2026-03-30 04:50:28
○MXfirewall.caa.cz2015-06-26 → 2020-10-10 · 4 obs
● 2020-10-10 03:04:40
○ 2026-03-27 08:31:26
○ 2026-03-30 04:50:28
○A193.86.115.822015-06-26 → 2016-12-18 · 4 obs
● 2016-12-18 13:31:08
○ 2020-10-10 03:04:40
○ 2026-03-30 04:50:28
○A193.86.115.852020-10-10 → 2020-10-10 · 4 obs
● 2020-10-10 03:04:40
○ 2026-03-27 08:31:26
○ 2026-03-30 04:50:28
○A2001:af0:8000:1e01::822015-06-26 → 2016-12-18 · 4 obs
● 2016-12-18 13:31:08
○ 2020-10-10 03:04:40
○ 2026-03-30 04:50:28
○A2001:af0:8000:1e01::852020-10-10 → 2020-10-10 · 4 obs
● 2020-10-10 03:04:40
○ 2026-03-27 08:31:26
○ 2026-03-30 04:50:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz | - |
| ucl.cz | ns.inecnet.cz, teta.caa.cz | 2 records |
✅ Authoritative Response
Server:193.86.115.69
NS records: ns.inecnet.cz, teta.caa.cz
🔒 DNSSEC Status
❌ Bogus (DNSSEC validation failed)
No DNSKEY for ucl.cz
⏱️ Timing
Total: 1053ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns.inecnet.cz, teta.caa.cz)
Analysis
Name Servers
Two name servers teta.caa.cz and ns.inecnet.cz handle delegation for ucl.cz.
ucl.cz partially shares name servers with other domains; examples include vuchz.brno.gts.cz, 112-127.14.168.62.in-addr.arpa, belamionline.eu, belamionline.com and czas.cz.
These name servers are commonly used with ns2.inecnet.cz, ns1.anect.cz, ns2.anect.cz, ns.moravia-it.com, sns.dialtelecom.cz and ns.eunet.cz.
Host names with two IP numbers:
The host name teta.caa.cz points to 2001:af0:8000:1e01::69 and 193.86.115.69.
Host names with one IP number:
The host name ns.inecnet.cz points to 212.47.0.10.