chn.cz - robtex.com
chn.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 | ||||||
Subdomains
www.chn.cz |
Same first word
Similar names
DNS History
13 records (4 active, 9 former)
○NSceler.muzikus.cz2009-07-02 → 2009-07-02 · 3 obs
○ 2015-08-27 13:46:46
○ 2026-03-23 11:13:56
○NShosting.muzikus.cz2009-07-02 → 2009-07-02 · 3 obs
○ 2015-08-27 13:46:46
○ 2026-03-23 11:13:56
●NSns.web4u.cz2015-08-27 → 2026-03-23 · 3 obs
● 2015-08-27 13:46:46
● 2026-03-23 11:13:56
●NSns2.web4u.cz2015-08-27 → 2026-03-23 · 3 obs
● 2015-08-27 13:46:46
● 2026-03-23 11:13:56
○NSslon.muzikus.cz2009-07-02 → 2009-07-02 · 3 obs
○ 2015-08-27 13:46:46
○ 2026-03-23 11:13:56
●MXchn-cz.mail.protection.outlook.com2015-11-01 → 2026-03-23 · 3 obs
● 2015-11-01 16:45:04
● 2026-03-23 11:13:56
○MXhosting.muzikus.cz2009-07-02 → 2009-07-02 · 3 obs
○ 2015-08-27 13:46:46
○ 2026-03-23 11:13:56
○MXmail.chn.cz2015-08-27 → 2016-03-09 · 5 obs
● 2015-08-27 13:46:46
● 2016-03-09 07:01:14
○ 2016-07-02 18:17:14
○ 2026-03-23 11:13:56
○MXns1.diplomacie.eu2009-07-02 → 2009-07-02 · 3 obs
○ 2015-08-27 13:46:46
○ 2026-03-23 11:13:56
○MXrelay.muzikus.cz2009-07-02 → 2009-07-02 · 3 obs
○ 2015-08-27 13:46:46
○ 2026-03-23 11:13:56
●A185.64.219.372026-03-09 → 2026-03-23 · 3 obs
● 2026-03-09 14:50:52
● 2026-03-23 11:13:56
○A81.91.86.122015-08-27 → 2016-09-01 · 5 obs
● 2015-08-27 13:46:46
● 2016-09-01 05:25:54
○ 2026-03-09 14:50:52
○ 2026-03-23 11:13:56
○A82.208.56.1852009-07-02 → 2009-07-02 · 3 obs
○ 2015-08-27 13:46:46
○ 2026-03-23 11:13:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz | - |
| chn.cz | ns.web4u.cz, ns2.web4u.cz | 4 records |
✅ Authoritative Response
Server:85.207.53.12
NS records: ns.web4u.cz, ns2.web4u.cz
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 2436ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.64.219.37 |
| NS | 2 | ns.web4u.cz, ns2.web4u.cz |
| MX | 1 | chn-cz.mail.protection.outlook.com (pri: |
| TXT | 2 | ms=ms90377329, include:_spf.myshoptet.com. |
| SOA | 1 | ns.web4u.cz admin.web4u.cz |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns.web4u.cz, ns.web4u.cz, ns2.web4u.cz...)
Analysis
Hierarchy
chn.cz is the parent of www.chn.cz.
IP Addresses
chn.cz points to a single IP number: 185.64.219.37.
other host names for instance matchatea.sk, zirafa-shop.cz, jk-kosmetika.cz, paputo.cz and metalli.cz share IP numbers with chn.cz.
Name Servers
chn.cz is delegated to two name servers: ns2.web4u.cz and ns.web4u.cz.
chn.cz shares the same name server setup as other domains, for example liatik.eu, surfbox.cz, stiguns.cz, nikatron.cz and uralyx.cz.
Host names with two IP numbers:
ns2.web4u.cz points to 2a02:a40:100:28ff::12 and 85.207.53.12
ns.web4u.cz points to 2001:1568:fd::241 and 185.14.224.241
Mail Servers
chn.cz is handled by a single mail server, chn-cz.mail.protection.outlook.com.
Host name chn-cz.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:ca04::b, 2a01:111:f403:ca04::e, 2a01:111:f403:ca09::4, 2a01:111:f403:ca09::b, 52.101.68.18, 52.101.73.1, 52.101.73.6 and 52.101.73.22.