cppt.cz - dns.ninja
cppt.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=1783777643 | ||||||
Subdomains
Same first word
Similar names
DNS History
17 records (7 active, 10 former)
○NSalfa.ns.active24.cz2015-08-31 → 2017-08-19 · 4 obs
● 2017-08-19 08:51:38
○ 2026-02-21 18:37:24
○ 2026-07-11 14:21:18
○NSbeta.ns.active24.cz2015-08-31 → 2017-08-19 · 4 obs
● 2017-08-19 08:51:38
○ 2026-02-21 18:37:24
○ 2026-07-11 14:21:18
○NSgama.ns.active24.sk2015-08-31 → 2017-08-19 · 4 obs
● 2017-08-19 08:51:38
○ 2026-02-21 18:37:24
○ 2026-07-11 14:21:18
●NSns1.websupport.cz2026-02-21 → 2026-07-11 · 3 obs
● 2026-02-21 18:37:24
● 2026-07-11 14:21:18
●NSns2.websupport.cz2026-02-21 → 2026-07-11 · 3 obs
● 2026-02-21 18:37:24
● 2026-07-11 14:21:18
●NSns3.websupport.eu2026-02-21 → 2026-07-11 · 3 obs
● 2026-02-21 18:37:24
● 2026-07-11 14:21:18
●MXmailin1.cppt.cz2026-02-21 → 2026-07-11 · 3 obs
● 2026-02-21 18:37:24
● 2026-07-11 14:21:18
●MXmailin2.cppt.cz2026-02-21 → 2026-07-11 · 3 obs
● 2026-02-21 18:37:24
● 2026-07-11 14:21:18
○MXmx-24126.m26.wedos.net2015-08-31 → 2015-12-22 · 4 obs
● 2015-12-22 11:59:54
○ 2016-03-19 12:05:32
○ 2026-07-11 14:21:18
○MXmx1.active24.com2017-06-26 → 2017-08-19 · 5 obs
● 2017-06-26 17:02:58
● 2017-08-19 08:51:38
○ 2026-02-21 18:37:24
○ 2026-07-11 14:21:18
○MXmx2.active24.com2017-06-26 → 2017-08-19 · 5 obs
● 2017-06-26 17:02:58
● 2017-08-19 08:51:38
○ 2026-02-21 18:37:24
○ 2026-07-11 14:21:18
○MXwes1-mx1.wedos.net2016-03-19 → 2016-12-20 · 5 obs
● 2016-03-19 12:05:32
● 2016-12-20 08:58:36
○ 2017-06-26 17:02:58
○ 2026-07-11 14:21:18
○MXwes1-mx2.wedos.net2016-03-19 → 2016-12-20 · 5 obs
● 2016-03-19 12:05:32
● 2016-12-20 08:58:36
○ 2017-06-26 17:02:58
○ 2026-07-11 14:21:18
●A2a00:4b40:aaaa:2011::72026-02-21 → 2026-07-11 · 3 obs
● 2026-02-21 18:37:24
● 2026-07-11 14:21:18
●A37.9.175.2132026-02-21 → 2026-07-11 · 3 obs
● 2026-02-21 18:37:24
● 2026-07-11 14:21:18
○A46.28.105.112015-08-31 → 2016-12-20 · 4 obs
● 2016-12-20 08:58:36
○ 2017-06-26 17:02:58
○ 2026-07-11 14:21:18
○A81.95.99.402017-06-26 → 2017-08-19 · 5 obs
● 2017-06-26 17:02:58
● 2017-08-19 08:51:38
○ 2026-02-21 18:37:24
○ 2026-07-11 14:21:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, c.ns.nic.cz, b.ns.nic.cz, d.ns.nic.cz | - |
| cppt.cz | ns1.websupport.cz, ns2.websupport.cz, ns3.websupport.eu | - |
✅ Authoritative Response
Server:45.10.97.11
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: 1583ms | 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.cppt.cz (pri: 10), mailin2.cppt.cz (pri: 100) |
| TXT | 2 | v=spf1 include:spf.active24.com ~all, 4420233c0c68d8da0f87bae01d8b8d735b9c3305 |
| SOA | 1 | ns1.websupport.cz admin.websupport.cz |
Analysis
Hierarchy
The domain cppt.cz is parent to mailin1.cppt.cz, www.cppt.cz and mailin2.cppt.cz.
IP Addresses
cppt.cz has two IP addresses: 37.9.175.213 and 2a00:4b40:aaaa:2011::7
Two other host names, along with mail1.team-graf.at, skolarajhrad.cz and dodeste.cz, also share IP numbers with cppt.cz.
Name Servers
cppt.cz has three name servers — ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu.
At least some of cppt.cz's name servers are shared with other domains, for example arme.cz, czechtrade.se, zebracar.cz and two more.
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
cppt.cz is served by two mail servers, mailin1.cppt.cz and mailin2.cppt.cz.
Both mailin1.cppt.cz and mailin2.cppt.cz have two IP addresses each. mailin1.cppt.cz resolves to 45.13.137.111 and 2a00:4b40:aaaa:2101:45:13:137:8; mailin2.cppt.cz resolves to 45.13.137.113 and 2a00:4b40:aaaa:2101:45:13:137:9.