mx.cz - robtex.com
mx.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
9 records (7 active, 2 former)
●NSalfa.ns.active24.cz2015-08-09 → 2026-03-16 · 2 obs
● 2026-03-16 05:44:10
●NSbeta.ns.active24.cz2015-08-09 → 2026-03-16 · 2 obs
● 2026-03-16 05:44:10
●NSgama.ns.active24.sk2015-08-09 → 2026-03-16 · 2 obs
● 2026-03-16 05:44:10
●NSns.servery.cz2015-08-09 → 2026-03-16 · 2 obs
● 2026-03-16 05:44:10
○MXin.smtp.cz2015-08-09 → 2017-01-15 · 4 obs
● 2017-01-15 17:44:38
○ 2017-08-22 09:50:32
○ 2026-03-16 05:44:10
○MXmx.smtp.cz2015-08-09 → 2017-01-15 · 4 obs
● 2017-01-15 17:44:38
○ 2017-08-22 09:50:32
○ 2026-03-16 05:44:10
●MXmx1.active24.com2017-08-22 → 2026-03-16 · 3 obs
● 2017-08-22 09:50:32
● 2026-03-16 05:44:10
●MXmx2.active24.com2017-08-22 → 2026-03-16 · 3 obs
● 2017-08-22 09:50:32
● 2026-03-16 05:44:10
●A81.95.96.292015-08-09 → 2026-03-16 · 2 obs
● 2026-03-16 05:44:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz | - |
| mx.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
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 1713ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.95.96.29 |
| NS | 3 | alfa.ns.active24.cz, beta.ns.active24.cz... |
| MX | 2 | mx1.active24.com (pri: 10), mx2.active24.com (pri: 20) |
| SOA | 1 | ns.servery.cz hostmaster.active24.cz |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (alfa.ns.active24.cz, alfa.ns.active24.cz, beta.ns.active24.cz...)
Analysis
IP Addresses
mx.cz points to an IP address: 81.95.96.29.
other host names include mickeymantelbioafec.blog.cz, marantz-hifi.cz, 3dmusic.sk, salvatore-w-e-b.blog.cz and elabouba.blog.cz; they share IP numbers with mx.cz.
Name Servers
mx.cz delegates to four name servers: ns.servery.cz, alfa.ns.active24.cz, beta.ns.active24.cz and gama.ns.active24.sk.
mx.cz at least partially shares name servers with other domains, for instance weinex.cz, alfistone.com, milsigeurope.com, prazskyhradarchiv.cz and aquababes.cz.
These name servers are commonly used with ns.servery.com and ns.dns4.cz.
Host names with two IP numbers:
host name alfa.ns.active24.cz points to: 2a02:4a8:ac24:100::96:2 and 81.95.96.2
host name beta.ns.active24.cz points to: 2a00:4b40:1000:590:185:111:90:94 and 185.111.90.94
host name gama.ns.active24.sk points to: 2a00:1968:0:1002:185:71:158:30 and 185.71.158.30
Host names with one IP number:
host name ns.servery.cz points to: 81.95.96.2
Host names that point to 81.95.96.2: alfa.ns.active24.cz and ns.servery.cz
Mail Servers
mx.cz is handled by two mail servers: mx1.active24.com and mx2.active24.com.
mx.cz uses the same mail server setup as other domains, for instance sf-ucs.com, vks.cz, rekonstrukceinterieru.net, yuya.cz and agauto.sk.
mx.cz shares at least partially some mail servers with other domains, for instance bigmedia.cz, napajedla.cz, knott.cz, smarthotel.eu and nospcr.cz.
Eight IP numbers: mx1.active24.com points to 2a02:4a8:ac24:101::97:4, 2a02:4a8:ac24:101::97:102, 2a02:4a8:ac24:101::97:111, 2a02:4a8:ac24:101::97:116, 81.95.97.4, 81.95.97.102, 81.95.97.111 and 81.95.97.116.
Two IP numbers: mx2.active24.com points to 2a00:4b40:1000:590:185:111:90:93 and 185.111.90.93.