mrmnet.cz - robtex.com
mrmnet.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=1776142035 | ||||||
Same first word
Similar names
DNS History
15 records (6 active, 9 former)
○NSalfa.ns.active24.cz2015-08-08 → 2017-10-12 · 4 obs
● 2017-10-12 04:48:02
○ 2026-02-23 08:25:14
○ 2026-04-14 05:05:22
○NSbeta.ns.active24.cz2015-08-08 → 2017-10-12 · 4 obs
● 2017-10-12 04:48:02
○ 2026-02-23 08:25:14
○ 2026-04-14 05:05:22
○NSgama.ns.active24.sk2015-08-08 → 2017-10-12 · 4 obs
● 2017-10-12 04:48:02
○ 2026-02-23 08:25:14
○ 2026-04-14 05:05:22
●NSns1.websupport.cz2026-02-23 → 2026-04-14 · 3 obs
● 2026-02-23 08:25:14
● 2026-04-14 05:05:22
●NSns2.websupport.cz2026-02-23 → 2026-04-14 · 3 obs
● 2026-02-23 08:25:14
● 2026-04-14 05:05:22
●NSns3.websupport.eu2026-02-23 → 2026-04-14 · 3 obs
● 2026-02-23 08:25:14
● 2026-04-14 05:05:22
○MXmtx1.mbn1.net2015-08-08 → 2015-08-08 · 3 obs
○ 2015-12-24 16:30:04
○ 2026-04-14 05:05:22
○MXmtx2.mbn1.net2015-08-08 → 2015-08-08 · 3 obs
○ 2015-12-24 16:30:04
○ 2026-04-14 05:05:22
○MXmtx3.mbn1.net2015-08-08 → 2015-08-08 · 3 obs
○ 2015-12-24 16:30:04
○ 2026-04-14 05:05:22
○MXmx1.active24.com2015-12-24 → 2017-10-12 · 5 obs
● 2015-12-24 16:30:04
● 2017-10-12 04:48:02
○ 2026-02-23 08:25:14
○ 2026-04-14 05:05:22
●MXmx10.active24.cz2026-02-23 → 2026-04-14 · 3 obs
● 2026-02-23 08:25:14
● 2026-04-14 05:05:22
○MXmx2.active24.com2015-12-24 → 2017-10-12 · 5 obs
● 2015-12-24 16:30:04
● 2017-10-12 04:48:02
○ 2026-02-23 08:25:14
○ 2026-04-14 05:05:22
●MXmx20.active24.cz2026-02-23 → 2026-04-14 · 3 obs
● 2026-02-23 08:25:14
● 2026-04-14 05:05:22
●A46.229.124.102026-02-23 → 2026-04-14 · 3 obs
● 2026-02-23 08:25:14
● 2026-04-14 05:05:22
○A46.229.124.1462015-08-08 → 2017-10-12 · 4 obs
● 2017-10-12 04:48:02
○ 2026-02-23 08:25:14
○ 2026-04-14 05:05:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz | - |
| mrmnet.cz | ns1.websupport.cz, ns2.websupport.cz, ns3.websupport.eu | - |
✅ Authoritative Response
Server:45.10.97.11
NS records: ns1.websupport.cz, ns2.websupport.cz, ns3.websupport.eu
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 825ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 46.229.124.10 |
| NS | 3 | ns1.websupport.cz, ns2.websupport.cz... |
| MX | 2 | mx10.active24.cz (pri: 10), mx20.active24.cz (pri: 100) |
| TXT | 2 | v=spf1 a mx include:_spf.websupport.cz ?, spf2.0/pra a mx include:_sid.websupport. |
| SOA | 1 | ns1.websupport.cz admin.websupport.cz |
Analysis
IP Addresses
mrmnet.cz resolves to one IP number: 46.229.124.10.
Other host names, for instance mrmnet.eu, share IP numbers with mrmnet.cz.
Name Servers
mrmnet.cz is delegated to three name servers ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu.
mrmnet.cz at least partially shares name servers with other domains, for instance oldtownhallprague.com, grapemedia.cz, arbaro.eu, lajna.cz and vakvs.cz.
Host names with two IP numbers:
ns1.websupport.cz points to: 2a10:bbc0::11 and 45.10.97.11.
ns2.websupport.cz points to: 2a02:250:3::12 and 185.71.159.12.
ns3.websupport.eu points to: 2a10:bbc0::13 and 45.10.97.13.
Mail Servers
Two mail servers handle mrmnet.cz: mx10.active24.cz and mx20.active24.cz.
mrmnet.cz shares the same mail server setup as other domains, for instance honzahorak.com, linvin.cz, kalvarie.cz, cotopaxi.cz and toti.cz.
mrmnet.cz shares some mail servers with other domains, at least partially, for example volak.org and prague1.cz.
Host names with two IP numbers:
The host name mx10.active24.cz points to 2a00:4b40:aaaa:2101:45:13:137:85 and 45.13.137.85; the host name mx20.active24.cz points to 2a00:4b40:aaaa:2101:45:13:137:86 and 45.13.137.86.