sofka.cz - dns.ninja
sofka.cz
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=1785676639 | ||||||
Same first word
Similar names
DNS History
16 records (7 active, 9 former)
○NSalfa.ns.active24.cz2015-04-29 → 2016-05-04 · 4 obs
● 2016-05-04 09:29:10
○ 2017-03-13 04:47:04
○ 2026-08-02 14:03:08
○NSbeta.ns.active24.cz2015-04-29 → 2016-05-04 · 4 obs
● 2016-05-04 09:29:10
○ 2017-03-13 04:47:04
○ 2026-08-02 14:03:08
○NSgama.ns.active24.sk2015-04-29 → 2016-05-04 · 4 obs
● 2016-05-04 09:29:10
○ 2017-03-13 04:47:04
○ 2026-08-02 14:03:08
●NSns1.thinline.cz2026-02-17 → 2026-08-02 · 3 obs
● 2026-02-17 20:19:54
● 2026-08-02 14:03:08
●NSns2.thinline.cz2026-02-17 → 2026-08-02 · 3 obs
● 2026-02-17 20:19:54
● 2026-08-02 14:03:08
●NSns3.cesky-hosting.eu2026-02-17 → 2026-08-02 · 3 obs
● 2026-02-17 20:19:54
● 2026-08-02 14:03:08
○MXin.smtp.cz2015-04-29 → 2016-05-04 · 4 obs
● 2016-05-04 09:29:10
○ 2017-03-13 04:47:04
○ 2026-08-02 14:03:08
○MXmx.smtp.cz2015-04-29 → 2016-05-04 · 4 obs
● 2016-05-04 09:29:10
○ 2017-03-13 04:47:04
○ 2026-08-02 14:03:08
●MXmx1b20.thinline.cz2026-02-17 → 2026-08-02 · 3 obs
● 2026-02-17 20:19:54
● 2026-08-02 14:03:08
●MXmx1d10.thinline.cz2026-02-17 → 2026-08-02 · 3 obs
● 2026-02-17 20:19:54
● 2026-08-02 14:03:08
○A2001:67c:e94:0:1:5bef:c83c:12026-02-17 → 2026-08-02 · 2 obs
○ 2026-08-02 14:03:08
●A2001:67c:e94:0:1:5bef:c840:12026-02-17 → 2026-08-02 · 3 obs
● 2026-02-17 20:19:54
● 2026-08-02 14:03:08
○A2a02:4a8:ac24:102::96:1212015-04-29 → 2016-05-04 · 4 obs
● 2016-05-04 09:29:10
○ 2017-03-13 04:47:04
○ 2026-08-02 14:03:08
○A81.95.96.1212015-04-29 → 2016-05-04 · 4 obs
● 2016-05-04 09:29:10
○ 2017-03-13 04:47:04
○ 2026-08-02 14:03:08
○A91.239.200.602026-02-17 → 2026-08-02 · 2 obs
○ 2026-08-02 14:03:08
●A91.239.200.642026-02-17 → 2026-08-02 · 3 obs
● 2026-02-17 20:19:54
● 2026-08-02 14:03:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz | - |
| sofka.cz | ns3.cesky-hosting.eu, ns2.thinline.cz, ns1.thinline.cz | 4 records |
✅ Authoritative Response
Server:91.239.202.18
NS records: ns3.cesky-hosting.eu, ns2.thinline.cz, ns1.thinline.cz
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 1323ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 91.239.200.64 |
| AAAA | 1 | 2001:67c:e94:0:1:5bef:c840:1 |
| NS | 3 | ns1.thinline.cz, ns2.thinline.cz... |
| MX | 2 | mx1b20.thinline.cz (pri: 20), mx1d10.thinline.cz (pri: 10) |
| SOA | 1 | ns1.thinline.cz hostmaster.sofka.cz |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns2.thinline.cz, ns1.thinline.cz, ns2.thinline.cz...)
Analysis
IP Addresses
sofka.cz directs to two IP numbers, 91.239.200.64 and 2001:67c:e94:0:1:5bef:c840:1
Two other host names, along with bbsoft.cz, mocdobre.cz and apatyka.net, also share IP numbers with sofka.cz.
Name Servers
sofka.cz carries NS records delegating to ns1.thinline.cz, ns2.thinline.cz and ns3.cesky-hosting.eu.
sofka.cz has at least partial name server overlap with other domains, such as bizeve.com, royalservis.cz, taima.cz and two others.
ns1.thinline.cz, ns2.thinline.cz and ns3.cesky-hosting.eu are three hostnames that each resolve to a pair of IP addresses: ns1.thinline.cz to 91.239.200.243 and 2001:67c:e94:0:1:5bef:c8f3:1, ns2.thinline.cz to 82.100.6.2 and 2001:4de8:fa22:0:1:5264:602:1, and ns3.cesky-hosting.eu to 91.239.202.18 and 2001:67c:e94:1:1:5bef:ca12:1.
Mail Servers
sofka.cz is served by two mail servers, mx1b20.thinline.cz and mx1d10.thinline.cz.
Among the domains sharing a mail server setup with sofka.cz are malochov.cz, graficky-webpark.cz, duchov.cz and two others.
sofka.cz has mail servers in common with other domains — for example portalweb.cz and ollies.cz.
mx1b20.thinline.cz and mx1d10.thinline.cz both carry two IP addresses. The A records for mx1b20.thinline.cz are 82.100.6.3 and 2001:4de8:fa22:0:1:5264:603:1; the A records for mx1d10.thinline.cz are 91.239.200.14 and 2001:67c:e94:0:1:5bef:c80e:1.