matcomp.cz - robtex.com
matcomp.cz
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a03:1840:1:963::40:101🇨🇿 HOST-TELECOM2a03:1840:1::/48 .COM s.r.o. | ||||||
| PTR | asterix2.mathesio.com | ||||||
| A | 176.74.218.200🇨🇿 HOST-TELECOM176.74.216.0/21 .COM s.r.o. | ||||||
| NS | ns2.web4u.cz ⭐ | ||||||
| A | 2a02:a40:100:28ff::12🇨🇿 BlueTone-AS2a02:a40::/32 Ceske Radiokomunikace, a.s. | ||||||
| PTR | ns2.web4u.cz | ||||||
| A | 85.207.53.12🇨🇿 BlueTone-AS85.207.0.0/16 BlueTone-CRa-CZ Fourth address block | ||||||
| PTR | ns2.web4u.cz | ||||||
| NS | ns.web4u.cz | ||||||
| A | 2001:1568:fd::241🇨🇿 WEB4U2001:1568::/33 | ||||||
| PTR | ns.web4u.cz | ||||||
| A | 185.14.224.241🇨🇿 WEB4U185.14.224.0/23 | ||||||
| PTR | ns.web4u.cz | ||||||
| MX | hermes.mathesio.com ⭐ | ||||||
| A | 176.74.221.121🇨🇿 HOST-TELECOM176.74.216.0/21 .COM s.r.o. | ||||||
| PTR | mail.mathesio.com | ||||||
| TXT | MS=ms36109782 | ||||||
| TXT | v=spf1 a mx ptr ip4:176.74.218.75 ip6:2a03:1840:1:963::40:100 -all | ||||||
| SOA | ns.web4u.czadmin@web4u.cz 2024-10-21 #0 | ||||||
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=1785503841 | ||||||
Subdomains
mail.matcomp.cz |
Same first word
Similar names
DNS History
10 records (5 active, 5 former)
●MXhermes.mathesio.com2026-04-10 → 2026-07-31 · 3 obs
● 2026-04-10 19:27:32
● 2026-07-31 13:44:48
○MXidefix.mathesio.com2015-10-19 → 2018-12-22 · 5 obs
● 2015-10-19 00:38:08
● 2018-12-22 04:25:38
○ 2026-04-10 19:27:32
○ 2026-07-31 13:44:48
○MXmail.matcomp.cz2015-07-07 → 2015-07-07 · 3 obs
○ 2015-10-19 00:38:08
○ 2026-07-31 13:44:48
●A176.74.218.2002026-04-10 → 2026-07-31 · 3 obs
● 2026-04-10 19:27:32
● 2026-07-31 13:44:48
○A2a02:2b88:2:2::35e5:22018-12-22 → 2018-12-22 · 4 obs
● 2018-12-22 04:25:38
○ 2026-04-10 19:27:32
○ 2026-07-31 13:44:48
●A2a03:1840:1:963::40:1012026-04-10 → 2026-07-31 · 3 obs
● 2026-04-10 19:27:32
● 2026-07-31 13:44:48
○A46.28.107.2492018-12-22 → 2018-12-22 · 4 obs
● 2018-12-22 04:25:38
○ 2026-04-10 19:27:32
○ 2026-07-31 13:44:48
○A81.91.83.192015-07-07 → 2017-01-02 · 4 obs
● 2017-01-02 21:39:34
○ 2018-12-22 04:25:38
○ 2026-07-31 13:44:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz, a.ns.nic.cz | - |
| matcomp.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: 2054ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 176.74.218.200 |
| AAAA | 1 | 2a03:1840:1:963::40:101 |
| NS | 2 | ns.web4u.cz, ns2.web4u.cz |
| MX | 1 | hermes.mathesio.com (pri: 10) |
| TXT | 2 | MS=ms36109782, v=spf1 a mx ptr ip4:176.74.218.75 ip6:2a |
| 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
matcomp.cz is a parent domain of mail.matcomp.cz.
IP Addresses
matcomp.cz resolves to the IP addresses 176.74.218.200 and 2a03:1840:1:963::40:101
Additional host names — proenergyforum.sk, www.burinsky.cz, asterix2.mathesio.com and two others — share IP numbers with matcomp.cz.
Name Servers
matcomp.cz is delegated to two name servers: ns2.web4u.cz and ns.web4u.cz.
matcomp.cz shares its name server setup with other domains, including simplegreen.at, jidelnickovavyzva.cz, p10.cz and two others.
ns2.web4u.cz and ns.web4u.cz each resolve to two IP addresses: ns2.web4u.cz points to 85.207.53.12 and 2a02:a40:100:28ff::12, while ns.web4u.cz points to 185.14.224.241 and 2001:1568:fd::241.
Mail Servers
matcomp.cz has one mail server: hermes.mathesio.com.
matcomp.cz shares the same mail server setup as other domains, including mail.mathesio.com, matesova.cz, mathesio.cz and two others.
hermes.mathesio.com resolves to a single IP number: 176.74.221.121.