a.mx.tn.cz - robtex.com
a.mx.tn.cz
| DNSSEC | ⚠️ Not signed | ||||||
| A | 194.228.31.73🇨🇿 O2-CZECH-REPUBLIC194.228.0.0/17 CZ.CZNET | ||||||
mx.tn.cz
| DNSSEC | ⚠️ Not signed | ||||||
| A | 194.228.31.73🇨🇿 O2-CZECH-REPUBLIC194.228.0.0/17 CZ.CZNET | ||||||
Previously MX for
Same first word
Similar names
DNS History
2 records (1 active, 1 former)
●A194.228.31.732026-03-28 → 2026-05-12 · 3 obs
○ 2016-12-09 09:07:22
● 2026-03-28 21:40:24
● 2026-05-12 00:14:48
● 2026-03-28 21:40:24
● 2026-05-12 00:14:48
○A82.99.190.22015-08-13 → 2016-12-09 · 4 obs
● 2015-08-13 23:47:46
● 2016-12-09 09:07:22
○ 2026-03-28 21:40:24
○ 2026-05-12 00:14:48
● 2016-12-09 09:07:22
○ 2026-03-28 21:40:24
○ 2026-05-12 00:14:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz | - |
| tn.cz | alfa.ns.active24.cz, beta.ns.active24.cz, gama.ns.active24.sk | 4 records |
✅ Authoritative Response
Server:81.95.96.2
NS records: alfa.ns.active24.cz, beta.ns.active24.cz, gama.ns.active24.sk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for tn.cz (unsigned zone)
⏱️ Timing
Total: 1209ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 194.228.31.73 |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (alfa.ns.active24.cz, alfa.ns.active24.cz, beta.ns.active24.cz...)
Analysis
IP Addresses
a.mx.tn.cz points to a single IP number: 194.228.31.73.
Other host names, for instance e.mx.tn.cz, tn.cz, b.mx.tn.cz, www.tn.cz and f.mx.tn.cz share IP numbers with a.mx.tn.cz.