ostrava.eu - robtex.com
ostrava.eu
eu
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | si.dns.eu ⭐ | ||||||
| NS | be.dns.eu | ||||||
| NS | w.dns.eu | ||||||
| NS | x.dns.eu | ||||||
| NS | y.dns.eu | ||||||
| SOA | si.dns.eutech@eurid.eu serial=1126508517 | ||||||
Same first word
ostrava.nl |
ostrava.in |
ostrava.net |
ostrava.com |
ostrava.de |
ostrava.city |
ostrava.eu |
ostrava.ru |
ostrava.sk |
ostrava.org |
ostrava.cz |
Similar names
DNS History
15 records (6 active, 9 former)
○NSalfa.ostrava.cz2015-05-05 → 2017-05-19 · 4 obs
● 2017-05-19 18:09:22
○ 2026-06-11 05:34:30
○ 2026-07-27 09:32:54
○NSbeta.ostrava.cz2015-05-05 → 2017-05-19 · 4 obs
● 2017-05-19 18:09:22
○ 2026-06-11 05:34:30
○ 2026-07-27 09:32:54
○NSdelta.ostrava.cz2015-05-05 → 2017-05-19 · 4 obs
● 2017-05-19 18:09:22
○ 2026-06-11 05:34:30
○ 2026-07-27 09:32:54
○NSgama.ostrava.cz2015-05-05 → 2017-05-19 · 4 obs
● 2017-05-19 18:09:22
○ 2026-06-11 05:34:30
○ 2026-07-27 09:32:54
●NSns1.ostrava.cz2026-06-11 → 2026-07-27 · 3 obs
● 2026-06-11 05:34:30
● 2026-07-27 09:32:54
●NSns2.ostrava.cz2026-06-11 → 2026-07-27 · 3 obs
● 2026-06-11 05:34:30
● 2026-07-27 09:32:54
●NSns3.ostrava.cz2026-06-11 → 2026-07-27 · 3 obs
● 2026-06-11 05:34:30
● 2026-07-27 09:32:54
●MXmmostrava.mail.protection.outlook.com2026-06-29 → 2026-07-27 · 5 obs
● 2026-06-29 21:34:32
○ 2026-07-17 15:14:40
● 2026-07-27 09:32:52
● 2026-07-27 09:32:54
○MXsmtp02.ostrava.cz2026-06-11 → 2026-06-15 · 4 obs
● 2026-06-15 03:20:18
○ 2026-06-29 21:34:32
○ 2026-07-27 09:32:54
○MXsmtp03.ostrava.cz2026-06-11 → 2026-06-15 · 4 obs
● 2026-06-15 03:20:18
○ 2026-06-29 21:34:32
○ 2026-07-27 09:32:54
○MXsmtp04.ostrava.cz2026-06-11 → 2026-06-15 · 4 obs
● 2026-06-15 03:20:18
○ 2026-06-29 21:34:32
○ 2026-07-27 09:32:54
●A185.8.237.52026-06-11 → 2026-07-27 · 5 obs
● 2026-06-11 05:34:30
○ 2026-07-17 15:14:40
● 2026-07-27 09:32:52
● 2026-07-27 09:32:54
●A185.8.237.62026-06-11 → 2026-07-27 · 5 obs
● 2026-06-11 05:34:30
○ 2026-07-17 15:14:40
● 2026-07-27 09:32:52
● 2026-07-27 09:32:54
○A2a02:2310:ab01::992015-05-05 → 2017-05-19 · 4 obs
● 2017-05-19 18:09:22
○ 2026-06-11 05:34:30
○ 2026-07-27 09:32:54
○A81.91.222.992015-05-05 → 2017-05-19 · 4 obs
● 2017-05-19 18:09:22
○ 2026-06-11 05:34:30
○ 2026-07-27 09:32:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| eu | x.dns.eu, si.dns.eu, w.dns.eu, y.dns.eu... | - |
| ostrava.eu | ns1.ostrava.cz, ns3.ostrava.cz, ns2.ostrava.cz | - |
✅ Authoritative Response
Server:81.91.223.2
NS records: ns1.ostrava.cz, ns3.ostrava.cz, ns2.ostrava.cz
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 3742ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 185.8.237.5, 185.8.237.6 |
| NS | 3 | ns1.ostrava.cz, ns2.ostrava.cz... |
| MX | 1 | mmostrava.mail.protection.outlook.com (p |
| TXT | 2 | MS=ms26924090, v=spf1 a mx include:spf.smartemailing.cz |
| SOA | 1 | ns1.ostrava.cz hostmaster.ostrava.cz |
Analysis
IP Addresses
ostrava.eu points to the IP addresses 185.8.237.5 and 185.8.237.6
cespivo.com, terrasancta.cz, www.prazskykomornibalet.cz plus two other host names have IP numbers in common with ostrava.eu.
Name Servers
ostrava.eu is served by three name servers: ns1.ostrava.cz, ns2.ostrava.cz and ns3.ostrava.cz.
At least some of ostrava.eu's name servers are shared with other domains, for example novatramvajporuba.cz, zsvyhledy.cz, polanka.cz and two more.
The hostnames ns1.ostrava.cz, ns2.ostrava.cz and ns3.ostrava.cz each direct to two IP addresses — ns1.ostrava.cz to 81.91.223.2 and 2a02:2310:ae01::2, ns2.ostrava.cz to 81.91.223.14 and 2a02:2310:ae01::14, and ns3.ostrava.cz to 81.91.223.13 and 2a02:2310:ae01::13.
Mail Servers
ostrava.eu uses one mail server — mmostrava.mail.protection.outlook.com.
The mail server setup of ostrava.eu matches that of other domains such as slezska.cz, poruba.ostrava.cz, starabela.cz and two others.
mmostrava.mail.protection.outlook.com has 8 IP addresses: 52.101.68.10, 52.101.68.32, 52.101.73.12 plus 5 more.