codeplus.cz - dns.ninja
codeplus.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=1781065037 | ||||||
Subdomains
Same first word
Similar names
DNS History
15 records (7 active, 8 former)
○NSalfa.ns.active24.cz2015-05-10 → 2020-03-05 · 4 obs
● 2020-03-05 19:45:34
○ 2026-02-26 06:33:56
○ 2026-06-10 04:43:44
○NSbeta.ns.active24.cz2015-05-10 → 2020-03-05 · 4 obs
● 2020-03-05 19:45:34
○ 2026-02-26 06:33:56
○ 2026-06-10 04:43:44
○NSgama.ns.active24.sk2015-05-10 → 2020-03-05 · 4 obs
● 2020-03-05 19:45:34
○ 2026-02-26 06:33:56
○ 2026-06-10 04:43:44
●NSns1.websupport.cz2026-02-26 → 2026-06-10 · 3 obs
● 2026-02-26 06:33:56
● 2026-06-10 04:43:44
●NSns2.websupport.cz2026-02-26 → 2026-06-10 · 3 obs
● 2026-02-26 06:33:56
● 2026-06-10 04:43:44
●NSns3.websupport.eu2026-02-26 → 2026-06-10 · 3 obs
● 2026-02-26 06:33:56
● 2026-06-10 04:43:44
○MXin.smtp.cz2015-05-10 → 2016-08-14 · 4 obs
● 2016-08-14 02:45:50
○ 2017-03-31 04:08:24
○ 2026-06-10 04:43:44
●MXmailin1.codeplus.cz2026-02-26 → 2026-06-10 · 3 obs
● 2026-02-26 06:33:56
● 2026-06-10 04:43:44
●MXmailin2.codeplus.cz2026-02-26 → 2026-06-10 · 3 obs
● 2026-02-26 06:33:56
● 2026-06-10 04:43:44
○MXmx.smtp.cz2015-05-10 → 2016-08-14 · 4 obs
● 2016-08-14 02:45:50
○ 2017-03-31 04:08:24
○ 2026-06-10 04:43:44
○MXmx1.active24.com2017-03-31 → 2020-03-05 · 5 obs
● 2017-03-31 04:08:24
● 2020-03-05 19:45:34
○ 2026-02-26 06:33:56
○ 2026-06-10 04:43:44
○MXmx2.active24.com2017-03-31 → 2020-03-05 · 5 obs
● 2017-03-31 04:08:24
● 2020-03-05 19:45:34
○ 2026-02-26 06:33:56
○ 2026-06-10 04:43:44
●A2a00:4b40:aaaa:2011::72026-02-26 → 2026-06-10 · 3 obs
● 2026-02-26 06:33:56
● 2026-06-10 04:43:44
○A31.15.10.22015-05-10 → 2020-03-05 · 4 obs
● 2020-03-05 19:45:34
○ 2026-02-26 06:33:56
○ 2026-06-10 04:43:44
●A37.9.175.2132026-02-26 → 2026-06-10 · 3 obs
● 2026-02-26 06:33:56
● 2026-06-10 04:43:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | b.ns.nic.cz, a.ns.nic.cz, d.ns.nic.cz, c.ns.nic.cz | - |
| codeplus.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: 701ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 37.9.175.213 |
| AAAA | 1 | 2a00:4b40:aaaa:2011::7 |
| NS | 3 | ns1.websupport.cz, ns2.websupport.cz... |
| MX | 2 | mailin1.codeplus.cz (pri: 10), mailin2.codeplus.cz (pri: 100) |
| SOA | 1 | ns1.websupport.cz admin.websupport.cz |
Analysis
Hierarchy
codeplus.cz is the parent domain of mailin1.codeplus.cz and mailin2.codeplus.cz.
IP Addresses
codeplus.cz points to two IP numbers: 37.9.175.213 and 2a00:4b40:aaaa:2011::7.
Additional host names — 208.253.145.colora.cz, flagar.cz, betonove-ploty.com and two others — share IP numbers with codeplus.cz.
Name Servers
codeplus.cz has three name servers — ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu.
There is at least partial name server overlap between codeplus.cz and other domains — viadelicia.cz, bestdealer.cz, woodie.cz and two more among them.
The name servers ns1.websupport.sk, ns2.websupport.sk and ns3.websupport.sk are often found in combination with these name servers.
Each of ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu points to two IP numbers. ns1.websupport.cz points to 45.10.97.11 and 2a10:bbc0::11. ns2.websupport.cz points to 185.71.159.12 and 2a02:250:3::12. ns3.websupport.eu points to 45.10.97.13 and 2a10:bbc0::13.
Mail Servers
codeplus.cz has two mail servers: mailin1.codeplus.cz and mailin2.codeplus.cz.
Both mailin1.codeplus.cz and mailin2.codeplus.cz have two IP addresses each. mailin1.codeplus.cz resolves to 45.13.137.105 and 2a00:4b40:aaaa:2101:45:13:137:109; mailin2.codeplus.cz resolves to 45.13.137.7 and 2a00:4b40:aaaa:2101:45:13:137:114.