opendocument.cz - dns.ninja
opendocument.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=1782118039 | ||||||
Subdomains
smtp.opendocument.cz |
Same first word
opendocument.ru |
opendocument.org |
opendocument.net |
opendocument.cz |
opendocument.it |
opendocument.de |
opendocument.com |
opendocument.fr |
opendocument.com.br |
opendocument.nl |
DNS History
11 records (10 active, 1 former)
●NSns.ictmedia.cz2026-02-18 → 2026-06-22 · 3 obs
● 2026-02-18 18:45:14
● 2026-06-22 08:54:08
●NSns1.ictmedia.cz2026-02-18 → 2026-06-22 · 3 obs
● 2026-02-18 18:45:14
● 2026-06-22 08:54:08
●NSns1.webglobe.cz2026-02-18 → 2026-06-22 · 3 obs
● 2026-02-18 18:45:14
● 2026-06-22 08:54:08
●NSns2.webglobe.cz2026-02-18 → 2026-06-22 · 3 obs
● 2026-02-18 18:45:14
● 2026-06-22 08:54:08
●NSns3.webglobe.com2026-02-18 → 2026-06-22 · 3 obs
● 2026-02-18 18:45:14
● 2026-06-22 08:54:08
●MXsmtp.opendocument.cz2015-06-24 → 2026-06-22 · 2 obs
● 2026-06-22 08:54:08
●A62.109.154.1642026-02-18 → 2026-06-22 · 3 obs
● 2026-02-18 18:45:14
● 2026-06-22 08:54:08
○A95.168.206.2052015-06-24 → 2017-03-25 · 4 obs
● 2017-03-25 11:04:20
○ 2026-02-18 18:45:14
○ 2026-06-22 08:54:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz | - |
| opendocument.cz | ns.ebola.cz, ns.ictmedia.cz, ns1.ebola.cz, ns1.ictmedia.cz... | 6 records |
✅ Authoritative Response
Server:185.65.223.35
NS records: ns.ebola.cz, ns.ictmedia.cz, ns1.ebola.cz, ns1.ictmedia.cz, ns1.webglobe.cz, ns2.ebola.cz, ns2.webglobe.cz, ns3.webglobe.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for opendocument.cz (unsigned zone)
⏱️ Timing
Total: 2037ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 62.109.154.164 |
| NS | 3 | ns2.webglobe.cz, ns3.webglobe.com... |
| MX | 1 | smtp.opendocument.cz (pri: 5) |
| SOA | 1 | ns1.webglobe.cz admin.ebola.cz |
📌 Glue Records Collected
Total: 6
Out-of-bailiwick: 6 (ns.ictmedia.cz, ns1.ictmedia.cz, ns1.webglobe.cz...)
Analysis
Hierarchy
opendocument.cz serves as the parent of smtp.opendocument.cz.
IP Addresses
opendocument.cz resolves to just one IP address, 62.109.154.164.
Two other host names, along with excelhrave.cz, briard.cz and mudr-salek.cz, also share IP numbers with opendocument.cz.
Name Servers
opendocument.cz carries NS records listing 8 name servers — ns3.webglobe.com, ns1.ebola.cz, ns2.ebola.cz and 5 others.
opendocument.cz has at least partial name server overlap with other domains, such as saegeling-mt.cz, lfleur.cz, kmdrevostavby.cz and two others.
ns1.webglobe.cz, ns2.webglobe.cz and ns.ebola.cz — plus 3 other name servers — are commonly paired with these name servers.
Host names that have two IP addresses:
The A records for ns3.webglobe.com return 178.62.60.201 and 2a03:b0c0:1:d0::1090:2001.
The A records for ns1.ebola.cz return 217.31.48.201 and 2001:1ab0:7e1e:2::5.
The A records for ns2.ebola.cz return 178.62.60.201 and 2a03:b0c0:1:d0::1090:2001.
The A records for ns.ebola.cz return 185.65.223.35 and 2a00:1e40:a:53::5.
The A records for ns1.webglobe.cz return 185.65.223.35 and 2a00:1e40:a:53::5.
The A records for ns2.webglobe.cz return 217.31.48.201 and 2001:1ab0:7e1e:2::5.
Host names that point to one IP address:
ns1.ictmedia.cz resolves to the IP address 217.31.48.201.
ns.ictmedia.cz resolves to the IP address 185.65.223.35.
ns3.webglobe.com and ns2.ebola.cz each have 2a03:b0c0:1:d0::1090:2001 IP addresses.
ns3.webglobe.com and ns2.ebola.cz each have 178.62.60.201 IP addresses.
ns1.ebola.cz and ns2.webglobe.cz each have 2001:1ab0:7e1e:2::5 IP addresses.
Each of ns1.ebola.cz, ns2.webglobe.cz and ns1.ictmedia.cz resolves to 217.31.48.201.
ns.ebola.cz and ns1.webglobe.cz each have 2a00:1e40:a:53::5 IP addresses.
Each of ns.ebola.cz, ns1.webglobe.cz and ns.ictmedia.cz resolves to 185.65.223.35.
Mail Servers
The sole mail server for opendocument.cz is smtp.opendocument.cz.
smtp.opendocument.cz resolves to 62.109.154.160 and no other IP number.