codeapps.cz - robtex.com
codeapps.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=1791267447 | ||||||
Same first word
Similar names
Previous names
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DNS History
7 records (7 active, 0 former)
●NSns1.websupport.cz2026-09-27 → 2026-10-06 · 2 obs
● 2026-10-06 06:22:54
●NSns2.websupport.cz2026-09-27 → 2026-10-06 · 2 obs
● 2026-10-06 06:22:54
●NSns3.websupport.eu2026-09-27 → 2026-10-06 · 2 obs
● 2026-10-06 06:22:54
●MXmx10.active24.cz2026-09-27 → 2026-10-06 · 4 obs
○ 2026-09-29 15:13:40
● 2026-09-30 01:12:32
● 2026-10-06 06:22:54
●MXmx20.active24.cz2026-09-27 → 2026-10-06 · 4 obs
○ 2026-09-29 15:13:40
● 2026-09-30 01:12:32
● 2026-10-06 06:22:54
●A2a00:4b40:aaaa:2005::52026-09-27 → 2026-10-06 · 4 obs
○ 2026-09-29 15:13:40
● 2026-09-30 01:12:32
● 2026-10-06 06:22:54
●A37.9.175.1652026-09-27 → 2026-10-06 · 4 obs
○ 2026-09-29 15:13:40
● 2026-09-30 01:12:32
● 2026-10-06 06:22:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz | - |
| codeapps.cz | ns1.websupport.cz, ns2.websupport.cz, ns3.websupport.eu | - |
✅ Authoritative Response
Server:185.71.159.12
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: 845ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 37.9.175.165 |
| AAAA | 1 | 2a00:4b40:aaaa:2005::5 |
| NS | 3 | ns1.websupport.cz, ns2.websupport.cz... |
| MX | 2 | mx10.active24.cz (pri: 10), mx20.active24.cz (pri: 100) |
| TXT | 1 | v=spf1 a mx include:_spf.websupport.cz - |
| SOA | 1 | ns1.websupport.cz admin.websupport.cz |
Analysis
IP Addresses
codeapps.cz has two IP addresses: 37.9.175.165 and 2a00:4b40:aaaa:2005::5
Two other host names, along with kh.cz, janakolarikova.cz and notaryservices.cz, also share IP numbers with codeapps.cz.
Name Servers
DNS for codeapps.cz is handled by three authoritative name servers: ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu.
There is at least partial name server overlap between codeapps.cz and other domains — lens-protect.com, monasterygardenhotel.cz, prored3.com and two more among them.
Three hostnames — ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu — each have two IP addresses: ns1.websupport.cz has 45.10.97.11 and 2a10:bbc0::11, ns2.websupport.cz has 185.71.159.12 and 2a02:250:3::12, and ns3.websupport.eu has 45.10.97.13 and 2a10:bbc0::13.
Mail Servers
codeapps.cz is served by two mail servers, mx10.active24.cz and mx20.active24.cz.
Among the domains sharing a mail server setup with codeapps.cz are pujcovnazdravotnichpotreb.cz, tomassrb.online, martinmakovicka.cz and two others.
The hosts mx10.active24.cz and mx20.active24.cz each point to four IP addresses: mx10.active24.cz resolves to 45.13.137.85, 45.13.137.86, 2a00:4b40:aaaa:2101:45:13:137:85 and 2a00:4b40:aaaa:2101:45:13:137:86 and mx20.active24.cz directs to 45.13.137.85, 45.13.137.86, 2a00:4b40:aaaa:2101:45:13:137:85 and 2a00:4b40:aaaa:2101:45:13:137:86.
Host names pointing to 2a00:4b40:aaaa:2101:45:13:137:85 IP addresses: mx10.active24.cz and mx20.active24.cz.
Host names pointing to 2a00:4b40:aaaa:2101:45:13:137:86 IP addresses: mx10.active24.cz and mx20.active24.cz.
Host names pointing to 45.13.137.85 IP addresses: mx10.active24.cz and mx20.active24.cz.
Host names pointing to 45.13.137.86 IP addresses: mx10.active24.cz and mx20.active24.cz.