codea.cz - dns.ninja
codea.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=1781531236 | ||||||
Subdomains
mail.codea.cz |
Same first word
Similar names
DNS History
15 records (9 active, 6 former)
○NSalfa.ns.active24.cz2015-08-03 → 2017-12-18 · 4 obs
● 2017-12-18 14:35:24
○ 2026-02-18 00:45:28
○ 2026-06-15 14:09:50
○NSbeta.ns.active24.cz2015-08-03 → 2017-12-18 · 4 obs
● 2017-12-18 14:35:24
○ 2026-02-18 00:45:28
○ 2026-06-15 14:09:50
○NSgama.ns.active24.sk2015-08-03 → 2017-12-18 · 4 obs
● 2017-12-18 14:35:24
○ 2026-02-18 00:45:28
○ 2026-06-15 14:09:50
●NSns1.websupport.cz2026-02-18 → 2026-06-15 · 3 obs
● 2026-02-18 00:45:28
● 2026-06-15 14:09:50
●NSns2.websupport.cz2026-02-18 → 2026-06-15 · 3 obs
● 2026-02-18 00:45:28
● 2026-06-15 14:09:50
●NSns3.websupport.eu2026-02-18 → 2026-06-15 · 3 obs
● 2026-02-18 00:45:28
● 2026-06-15 14:09:50
○MXmail.codea.cz2015-08-03 → 2017-12-18 · 4 obs
● 2017-12-18 14:35:24
○ 2026-02-18 00:45:28
○ 2026-06-15 14:09:50
●MXmx.securitynet.cz2026-02-18 → 2026-06-15 · 3 obs
● 2026-02-18 00:45:28
● 2026-06-15 14:09:50
●MXmx2.securitynet.cz2026-02-18 → 2026-06-15 · 3 obs
● 2026-02-18 00:45:28
● 2026-06-15 14:09:50
●A176.102.65.652026-02-18 → 2026-06-15 · 3 obs
● 2026-02-18 00:45:28
● 2026-06-15 14:09:50
●A2a02:25b0:aaaa:1::42026-02-18 → 2026-06-15 · 3 obs
● 2026-02-18 00:45:28
● 2026-06-15 14:09:50
●A2a02:25b0:aaaa:1::82026-02-18 → 2026-06-15 · 3 obs
● 2026-02-18 00:45:28
● 2026-06-15 14:09:50
●A46.36.36.1532026-02-18 → 2026-06-15 · 3 obs
● 2026-02-18 00:45:28
● 2026-06-15 14:09:50
○A89.187.131.422015-08-03 → 2016-03-31 · 4 obs
● 2016-03-31 21:46:52
○ 2016-09-28 10:26:48
○ 2026-06-15 14:09:50
○A89.187.131.472016-09-28 → 2017-12-18 · 5 obs
● 2016-09-28 10:26:48
● 2017-12-18 14:35:24
○ 2026-02-18 00:45:28
○ 2026-06-15 14:09:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz | - |
| codea.cz | ns1.websupport.cz, ns2.websupport.cz, ns3.websupport.eu | - |
✅ Authoritative Response
Server:45.10.97.13
NS records: ns1.websupport.cz, ns2.websupport.cz, ns3.websupport.eu
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 784ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 46.36.36.153, 176.102.65.65 |
| AAAA | 2 | 2a02:25b0:aaaa:1::4, 2a02:25b0:aaaa:1::8 |
| NS | 3 | ns1.websupport.cz, ns2.websupport.cz... |
| MX | 2 | mx.securitynet.cz (pri: 10), mx2.securitynet.cz (pri: 100) |
| TXT | 1 | v=spf1 a mx include:spf.hukot.net ~all |
| SOA | 1 | ns1.websupport.cz admin.websupport.cz |
Analysis
Hierarchy
The domain mail.codea.cz falls under the parent codea.cz.
IP Addresses
codea.cz points to the four IP addresses 46.36.36.153, 176.102.65.65, 2a02:25b0:aaaa:1::4 and 2a02:25b0:aaaa:1::8.
oubrecht.org, anotherway.cz, 225-98-user.ktuo.cz and two other host names share IP numbers with codea.cz.
Name Servers
codea.cz is served by three name servers: ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu.
At least some of codea.cz's name servers are shared with other domains, for example oveckaren.sk, ifamu.cz, agservis.cz and two more.
The hostnames ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu each direct to two IP addresses — ns1.websupport.cz to 45.10.97.11 and 2a10:bbc0::11, ns2.websupport.cz to 185.71.159.12 and 2a02:250:3::12, and ns3.websupport.eu to 45.10.97.13 and 2a10:bbc0::13.
Mail Servers
Mail for codea.cz is handled by two mail servers — mx2.securitynet.cz and mx.securitynet.cz.
codea.cz uses an identical mail server configuration to several other domains — among them karavan24.cz, dochema.cz, tritong.cz and two more.
codea.cz has at least partial mail server overlap with other domains such as provereno.cz, farmarka.cz, tentacle.cz and two more.
This set of mail servers commonly appears together with the mail servers mail.hukot.net.
Each of mx2.securitynet.cz and mx.securitynet.cz has one IP address: mx2.securitynet.cz uses 46.36.35.65 and mx.securitynet.cz uses 46.36.35.152.