stematech.cz - dns.ninja
stematech.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=1786034840 | ||||||
Subdomains
www.stematech.cz |
Same first word
stematech.cz |
stematech.com |
Similar names
DNS History
19 records (6 active, 13 former)
○NSns.anoweb.cz2015-06-28 → 2016-11-19 · 4 obs
● 2016-11-19 19:29:46
○ 2017-05-15 21:37:44
○ 2026-08-06 17:22:48
○NSns.gransy.com2017-05-15 → 2017-05-15 · 4 obs
● 2017-05-15 21:37:44
○ 2026-03-03 01:27:18
○ 2026-08-06 17:22:48
●NSns.wedos.com2026-03-03 → 2026-08-06 · 3 obs
● 2026-03-03 01:27:18
● 2026-08-06 17:22:48
●NSns.wedos.cz2026-03-03 → 2026-08-06 · 3 obs
● 2026-03-03 01:27:18
● 2026-08-06 17:22:48
●NSns.wedos.eu2026-03-03 → 2026-08-06 · 3 obs
● 2026-03-03 01:27:18
● 2026-08-06 17:22:48
●NSns.wedos.net2026-03-03 → 2026-08-06 · 3 obs
● 2026-03-03 01:27:18
● 2026-08-06 17:22:48
○NSns2.anoweb.cz2015-06-28 → 2016-11-19 · 4 obs
● 2016-11-19 19:29:46
○ 2017-05-15 21:37:44
○ 2026-08-06 17:22:48
○NSns2.gransy.com2017-05-15 → 2017-05-15 · 4 obs
● 2017-05-15 21:37:44
○ 2026-03-03 01:27:18
○ 2026-08-06 17:22:48
○NSns3.anoweb.cz2015-06-28 → 2016-11-19 · 4 obs
● 2016-11-19 19:29:46
○ 2017-05-15 21:37:44
○ 2026-08-06 17:22:48
○NSns3.gransy.com2017-05-15 → 2017-05-15 · 4 obs
● 2017-05-15 21:37:44
○ 2026-03-03 01:27:18
○ 2026-08-06 17:22:48
○NSns4.gransy.com2017-05-15 → 2017-05-15 · 4 obs
● 2017-05-15 21:37:44
○ 2026-03-03 01:27:18
○ 2026-08-06 17:22:48
○NSns5.gransy.com2017-05-15 → 2017-05-15 · 4 obs
● 2017-05-15 21:37:44
○ 2026-03-03 01:27:18
○ 2026-08-06 17:22:48
○MXmail.anoweb.cz2015-06-28 → 2016-11-19 · 4 obs
● 2016-11-19 19:29:46
○ 2017-05-15 21:37:44
○ 2026-08-06 17:22:48
●MXmail.itcv.cz2026-03-03 → 2026-08-06 · 3 obs
● 2026-03-03 01:27:18
● 2026-08-06 17:22:48
○MXmx2.anoweb.cz2015-06-28 → 2016-11-19 · 4 obs
● 2016-11-19 19:29:46
○ 2017-05-15 21:37:44
○ 2026-08-06 17:22:48
○MXserver.b2ckicero.cz2017-05-15 → 2017-05-15 · 4 obs
● 2017-05-15 21:37:44
○ 2026-03-03 01:27:18
○ 2026-08-06 17:22:48
●A136.243.145.2382026-03-03 → 2026-08-06 · 3 obs
● 2026-03-03 01:27:18
● 2026-08-06 17:22:48
○A37.59.31.1572017-05-15 → 2017-05-15 · 4 obs
● 2017-05-15 21:37:44
○ 2026-03-03 01:27:18
○ 2026-08-06 17:22:48
○A46.234.104.52015-06-28 → 2016-11-19 · 4 obs
● 2016-11-19 19:29:46
○ 2017-05-15 21:37:44
○ 2026-08-06 17:22:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz | - |
| stematech.cz | ns.wedos.cz, ns.wedos.eu, ns.wedos.com, ns.wedos.net | 4 records |
✅ Authoritative Response
Server:45.138.106.1
NS records: ns.wedos.cz, ns.wedos.eu, ns.wedos.com, ns.wedos.net
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 861ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 136.243.145.238 |
| NS | 4 | ns.wedos.cz, ns.wedos.eu... |
| MX | 1 | mail.itcv.cz (pri: 10) |
| TXT | 1 | v=spf1 include:_spf.itcv.cz a mx ~all |
| SOA | 1 | ns.wedos.com wedos.wedos.com |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns.wedos.cz, ns.wedos.cz, ns.wedos.cz...)
Analysis
Hierarchy
The domain www.stematech.cz falls under the parent stematech.cz.
IP Addresses
stematech.cz has exactly one IP address — 136.243.145.238.
ekonvert.com, s1.itcv.cz, wvr.cz plus two other host names have IP numbers in common with stematech.cz.
Name Servers
Four name servers handle the delegation for stematech.cz: ns.wedos.com, ns.wedos.cz, ns.wedos.eu and ns.wedos.net.
At least some of stematech.cz's name servers are shared with other domains, for example drezzio.com, akustikpro.com, eiq.cz and two more.
Host names with four IP addresses:
ns.wedos.cz directs to 45.138.106.1, 185.8.238.1, 2a0e:acc0:1::caff:caff:cafb and 2a0e:acc0:2::c:1:c1.
ns.wedos.net directs to 75.2.92.86, 99.83.142.9, 2600:9000:a419:5a54:19f7:a614:36fd:2825 and 2600:9000:a705:25bb:c632:5e5a:dd9c:1e46.
Host names pointing to two IP addresses:
ns.wedos.com resolves to 45.138.106.0 and 2a0e:acc0:1::cafe:cafe:cafe.
ns.wedos.eu resolves to 185.8.238.0 and 2a0e:acc0:2::b:1:b1.
Mail Servers
stematech.cz uses one mail server — mail.itcv.cz.
The mail server setup of stematech.cz matches that of topeni-radiatory.cz, danielhudecek.cz, ekosfera.cz and itcv.cz, among other domains.
mail.itcv.cz points to one IP number — 136.243.145.238.