cernac.cz - robtex.com
cernac.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=1771291036 | ||||||
Same first word
Similar names
DNS History
7 records (7 active, 0 former)
●MXserver.martincernac.cz2026-03-08 → 2026-03-23 · 2 obs
● 2026-03-23 04:16:20
●A2a03:3b40:fe:6e3::12026-03-08 → 2026-03-23 · 2 obs
● 2026-03-23 04:16:20
●A37.205.8.1242026-03-08 → 2026-03-23 · 2 obs
● 2026-03-23 04:16:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | d.ns.nic.cz, b.ns.nic.cz, a.ns.nic.cz, c.ns.nic.cz | 8 records |
| cernac.cz | ns.wedos.cz, ns.wedos.eu, ns.wedos.com, ns.wedos.net | 4 records |
✅ Authoritative Response
Server:185.8.238.0
NS records: ns.wedos.cz, ns.wedos.eu, ns.wedos.com, ns.wedos.net
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 826ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 37.205.8.124 |
| AAAA | 1 | 2a03:3b40:fe:6e3::1 |
| NS | 4 | ns.wedos.eu, ns.wedos.com... |
| MX | 1 | server.martincernac.cz (pri: 1) |
| TXT | 1 | v=spf1 mx ~all |
| SOA | 1 | ns.wedos.com wedos.wedos.com |
📌 Glue Records Collected
Total: 12
In-bailiwick: 8 (d.ns.nic.cz, c.ns.nic.cz, b.ns.nic.cz...)
Out-of-bailiwick: 4 (ns.wedos.cz, ns.wedos.cz, ns.wedos.cz...)
Analysis
IP Addresses
cernac.cz resolves to two IP numbers: 2a03:3b40:fe:6e3::1 and 37.205.8.124.
Other host names, for instance playreal.cz, www.fcbarcelona.cz, server.martincernac.cz and martincernac.cz share IP numbers with cernac.cz.
Name Servers
cernac.cz is delegated to four name servers: ns.wedos.com, ns.wedos.cz, ns.wedos.eu and ns.wedos.net.
cernac.cz at least partially shares name servers with other domains, for instance taxiplus.cz, icomradio.sk, tambor.cz, x-team.cz and hoawood.cz.
Host names with four IPs:
ns.wedos.cz points to: 2a0e:acc0:1::caff:caff:cafb, 2a0e:acc0:2::c:1:c1, 45.138.106.1 and 185.8.238.1.
ns.wedos.net points to: 2600:9000:a419:5a54:19f7:a614:36fd:2825, 2600:9000:a705:25bb:c632:5e5a:dd9c:1e46, 75.2.92.86 and 99.83.142.9.
Host names with two IPs:
ns.wedos.com points to: 2a0e:acc0:1::cafe:cafe:cafe and 45.138.106.0.
ns.wedos.eu points to: 2a0e:acc0:2::b:1:b1 and 185.8.238.0.
Mail Servers
cernac.cz is handled by a single mail server, server.martincernac.cz.
cernac.cz uses the same mail server setup as other domains, such as playreal.cz, server.martincernac.cz and martincernac.cz.
server.martincernac.cz resolves to two IP numbers: 2a03:3b40:fe:6e3::1 and 37.205.8.124.