studnyvrtane.cz - robtex.com
studnyvrtane.cz
| DNSSEC | ⚠️ Not signed | ||||||
| A | 164.68.113.21🇩🇪 CONTABO164.68.112.0/23 | ||||||
| PTR | vmi336834.contaboserver.net | ||||||
| NS | ns1.contabo.net ⭐ | ||||||
| A | 2a02:c207:ff00:1200::1🇩🇪 CONTABO2a02:c207::/32 | ||||||
| A | 5.180.150.13🇺🇸 CONTABO5.180.150.0/24 | ||||||
| PTR | ns1.contabo.net | ||||||
| NS | ns2.contabo.net | ||||||
| A | 2a02:c202:5028:1200::1🇩🇪 CONTABO2a02:c202::/32 | ||||||
| A | 195.179.224.10🇩🇪 CONTABO195.179.224.0/21 | ||||||
| PTR | ns2.contabo.net | ||||||
| NS | ns3.contabo.net | ||||||
| A | 2605:a140:5028:1200::1🇺🇸 CONTABO-USA2605:a140::/32 710 N Tucker Blvd. STE 400A St. Louis MO 63101 United States | ||||||
| A | 209.126.15.15🇺🇸 CONTABO-USA209.126.0.0/20 710 N Tucker Blvd. STE 400A St. Louis MO 63101 United States | ||||||
| PTR | ns3.contabo.net | ||||||
| MX | mail.studnyvrtane.cz ⭐ | ||||||
| A | 164.68.113.21🇩🇪 CONTABO164.68.112.0/23 | ||||||
| PTR | vmi336834.contaboserver.net | ||||||
| SOA | ns1.contabo.nethostmaster@contabo.de serial=1774588192 | ||||||
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=1774586835 | ||||||
Subdomains
mail.studnyvrtane.cz |
Same first word
studnyvrtane.cz |
Similar names
DNS History
12 records (5 active, 7 former)
●NSns1.contabo.net2026-03-21 → 2026-03-27 · 3 obs
● 2026-03-21 01:32:30
● 2026-03-27 05:09:52
○NSns1.thinline.cz2015-07-01 → 2016-02-08 · 4 obs
● 2016-02-08 03:54:38
○ 2026-03-21 01:32:30
○ 2026-03-27 05:09:52
●NSns2.contabo.net2026-03-21 → 2026-03-27 · 3 obs
● 2026-03-21 01:32:30
● 2026-03-27 05:09:52
○NSns2.thinline.cz2015-07-01 → 2016-02-08 · 4 obs
● 2016-02-08 03:54:38
○ 2026-03-21 01:32:30
○ 2026-03-27 05:09:52
○NSns3.cesky-hosting.eu2015-07-01 → 2016-02-08 · 4 obs
● 2016-02-08 03:54:38
○ 2026-03-21 01:32:30
○ 2026-03-27 05:09:52
●NSns3.contabo.net2026-03-21 → 2026-03-27 · 3 obs
● 2026-03-21 01:32:30
● 2026-03-27 05:09:52
●MXmail.studnyvrtane.cz2026-03-21 → 2026-03-27 · 3 obs
● 2026-03-21 01:32:30
● 2026-03-27 05:09:52
○MXmx1b20.thinline.cz2015-07-01 → 2016-02-08 · 4 obs
● 2016-02-08 03:54:38
○ 2026-03-21 01:32:30
○ 2026-03-27 05:09:52
○MXmx1d10.thinline.cz2015-07-01 → 2016-02-08 · 4 obs
● 2016-02-08 03:54:38
○ 2026-03-21 01:32:30
○ 2026-03-27 05:09:52
●A164.68.113.212026-03-21 → 2026-03-27 · 3 obs
● 2026-03-21 01:32:30
● 2026-03-27 05:09:52
○A2a00:1ed0:2:0:1:5bef:c882:12015-07-01 → 2016-02-08 · 4 obs
● 2016-02-08 03:54:38
○ 2026-03-21 01:32:30
○ 2026-03-27 05:09:52
○A91.239.200.1302015-07-01 → 2016-02-08 · 4 obs
● 2016-02-08 03:54:38
○ 2026-03-21 01:32:30
○ 2026-03-27 05:09:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz, a.ns.nic.cz | - |
| studnyvrtane.cz | ns1.contabo.net, ns2.contabo.net, ns3.contabo.net | - |
✅ Authoritative Response
Server:209.126.15.15
NS records: ns1.contabo.net, ns2.contabo.net, ns3.contabo.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for studnyvrtane.cz (unsigned zone)
⏱️ Timing
Total: 788ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 164.68.113.21 |
| NS | 3 | ns1.contabo.net, ns3.contabo.net... |
| MX | 1 | mail.studnyvrtane.cz (pri: 10) |
| SOA | 1 | ns1.contabo.net hostmaster.contabo.de |
Analysis
Hierarchy
The parent of mail.studnyvrtane.cz is studnyvrtane.cz.
IP Addresses
studnyvrtane.cz points to an IP address: 164.68.113.21.
other host names include merchstore.cz, mail.maturantkaroku.cz, mail.supergrily.cz, mail.studnyvrtane.cz and maturantkaroku.cz; they share IP numbers with studnyvrtane.cz.
Name Servers
studnyvrtane.cz is delegated to three name servers ns1.contabo.net, ns2.contabo.net and ns3.contabo.net.
studnyvrtane.cz at least partially shares name servers with other domains, for instance sippli.de, accioneficaz.com, srilankabulksms.com, ulsa.com.ar and cgmak.com.
Host names with two IP numbers:
ns1.contabo.net points to 2a02:c207:ff00:1200::1 and 5.180.150.13; ns2.contabo.net points to 2a02:c202:5028:1200::1 and 195.179.224.10; ns3.contabo.net points to 2605:a140:5028:1200::1 and 209.126.15.15.
Mail Servers
studnyvrtane.cz is handled by a single mail server, mail.studnyvrtane.cz.
The host name mail.studnyvrtane.cz points to IP 164.68.113.21.