python37.cz - robtex.com
python37.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=1794019647 | ||||||
Same first word
python37.cz |
Previous names
Next names
DNS History
7 records (7 active, 0 former)
●NSns1.websupport.cz2026-09-14 → 2026-11-07 · 2 obs
● 2026-11-07 03:40:56
●NSns2.websupport.cz2026-09-14 → 2026-11-07 · 2 obs
● 2026-11-07 03:40:56
●NSns3.websupport.eu2026-09-14 → 2026-11-07 · 2 obs
● 2026-11-07 03:40:56
●MXmx10.active24.cz2026-09-14 → 2026-11-07 · 2 obs
● 2026-11-07 03:40:56
●MXmx20.active24.cz2026-09-14 → 2026-11-07 · 2 obs
● 2026-11-07 03:40:56
●A2a00:4b40:aaaa:2011::72026-09-14 → 2026-11-07 · 2 obs
● 2026-11-07 03:40:56
●A37.9.175.2112026-09-14 → 2026-11-07 · 2 obs
● 2026-11-07 03:40:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, c.ns.nic.cz, b.ns.nic.cz, d.ns.nic.cz | - |
| python37.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
⚠️ Insecure (no DNSSEC)
Root DNSKEY fetch failed: Error: connect EADDRNOTAVAIL 198.41.0.4:53 - Local (0.0.0.0:0)
⏱️ Timing
Total: 1140ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 37.9.175.211 |
| AAAA | 1 | 2a00:4b40:aaaa:2011::7 |
| 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
python37.cz resolves to the IP addresses 37.9.175.211 and 2a00:4b40:aaaa:2011::7
Among the host names that share IP numbers with python37.cz are bbcentrum.cz, odshorice.cz, mudrklika.cz and two others.
Name Servers
python37.cz is served by three name servers: ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu.
python37.cz shares at least some of its name servers with other domains, including koneprodeti.cz, myvh.cz, spolekzahratky.cz and two others.
These name servers are frequently paired with the name servers ns1.websupport.sk, ns2.websupport.sk and ns3.websupport.sk.
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
The MX records for python37.cz point to two mail servers: mx10.active24.cz and mx20.active24.cz.
python37.cz has the same mail server arrangement as a number of other domains, for example mnaga.cz, psychologhradec.cz, paulathka.cz and two more.
python37.cz shares at least some of its mail servers with other domains, such as martinvita.eu.
Both mx10.active24.cz and mx20.active24.cz resolve to four IP addresses: mx10.active24.cz points 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 while mx20.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.
mx10.active24.cz and mx20.active24.cz each have 2a00:4b40:aaaa:2101:45:13:137:85 IP addresses.
mx10.active24.cz and mx20.active24.cz each have 2a00:4b40:aaaa:2101:45:13:137:86 IP addresses.
mx10.active24.cz and mx20.active24.cz each have 45.13.137.85 IP addresses.
mx10.active24.cz and mx20.active24.cz each have 45.13.137.86 IP addresses.