7en.cz - robtex.com
7en.cz
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 2a00:4b40:aaaa:2011::7🇸🇰 WEBSUPPORT-SRO-SK-AS2a00:4b40::/32 | ||||||
| A | 37.9.175.212🇸🇰 WEBSUPPORT-SRO-SK-AS37.9.175.0/24 | ||||||
| NS | ns1.websupport.cz ⭐ | ||||||
| A | 2a10:bbc0::11🇨🇿 ACTIVE24-AS2a10:bbc0::/32 | ||||||
| PTR | ns1.websupport.eu | ||||||
| A | 45.10.97.11🇨🇿 ACTIVE24-AS45.10.97.0/24 | ||||||
| PTR | ns1.websupport.eu | ||||||
| NS | ns2.websupport.cz | ||||||
| A | 2a02:250:3::12🇸🇪 ACTIVE24-AS2a02:250:3::/48 | ||||||
| PTR | ns2.websupport.eu | ||||||
| A | 185.71.159.12🇸🇪 ACTIVE24-AS185.71.159.0/24 | ||||||
| PTR | ns2.websupport.eu | ||||||
| NS | ns3.websupport.eu | ||||||
| A | 2a10:bbc0::13🇨🇿 ACTIVE24-AS2a10:bbc0::/32 | ||||||
| PTR | ns3.websupport.eu | ||||||
| A | 45.10.97.13🇨🇿 ACTIVE24-AS45.10.97.0/24 | ||||||
| PTR | ns3.websupport.eu | ||||||
| MX | mx10.active24.cz ⭐ | ||||||
| A | 2a00:4b40:aaaa:2101:45:13:137:85🇸🇰 WEBSUPPORT-SRO-SK-AS2a00:4b40::/32 | ||||||
| A | 45.13.137.85🇸🇰 WEBSUPPORT-SRO-SK-AS45.13.137.0/24 | ||||||
| PTR | mx10.active24.cz | ||||||
| MX | mx20.active24.cz(100) | ||||||
| A | 2a00:4b40:aaaa:2101:45:13:137:86🇸🇰 WEBSUPPORT-SRO-SK-AS2a00:4b40::/32 | ||||||
| A | 45.13.137.86🇸🇰 WEBSUPPORT-SRO-SK-AS45.13.137.0/24 | ||||||
| PTR | mx20.active24.cz | ||||||
| TXT | v=spf1 a mx include:_spf.websupport.cz -all | ||||||
| SOA | ns1.websupport.czadmin@websupport.cz serial=1781246840 | ||||||
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=1781635635 | ||||||
Same first word
Similar names
DNS History
11 records (7 active, 4 former)
○NSalfa.ns.active24.cz2015-07-07 → 2016-12-28 · 4 obs
● 2016-12-28 05:20:30
○ 2026-06-13 04:03:50
○ 2026-06-16 19:04:40
○NSbeta.ns.active24.cz2015-07-07 → 2016-12-28 · 4 obs
● 2016-12-28 05:20:30
○ 2026-06-13 04:03:50
○ 2026-06-16 19:04:40
○NSgama.ns.active24.sk2015-07-07 → 2016-12-28 · 4 obs
● 2016-12-28 05:20:30
○ 2026-06-13 04:03:50
○ 2026-06-16 19:04:40
●NSns1.websupport.cz2026-06-13 → 2026-06-16 · 3 obs
● 2026-06-13 04:03:50
● 2026-06-16 19:04:40
●NSns2.websupport.cz2026-06-13 → 2026-06-16 · 3 obs
● 2026-06-13 04:03:50
● 2026-06-16 19:04:40
●NSns3.websupport.eu2026-06-13 → 2026-06-16 · 3 obs
● 2026-06-13 04:03:50
● 2026-06-16 19:04:40
●MXmx10.active24.cz2026-06-13 → 2026-06-16 · 2 obs
● 2026-06-16 19:04:40
●MXmx20.active24.cz2026-06-13 → 2026-06-16 · 2 obs
● 2026-06-16 19:04:40
○A195.39.19.472015-07-07 → 2016-12-28 · 4 obs
● 2016-12-28 05:20:30
○ 2026-06-13 04:03:50
○ 2026-06-16 19:04:40
●A2a00:4b40:aaaa:2011::72026-06-13 → 2026-06-16 · 3 obs
● 2026-06-13 04:03:50
● 2026-06-16 19:04:40
●A37.9.175.2122026-06-13 → 2026-06-16 · 3 obs
● 2026-06-13 04:03:50
● 2026-06-16 19:04:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, c.ns.nic.cz, b.ns.nic.cz, d.ns.nic.cz | - |
| 7en.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: 1406ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 37.9.175.212 |
| 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
7en.cz resolves to the IP addresses 37.9.175.212 and 2a00:4b40:aaaa:2011::7
tcgmbh.de, bigbox.cz, mailin2.petrsoucek.eu plus two other host names have IP numbers in common with 7en.cz.
Name Servers
7en.cz carries NS records delegating to ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu.
7en.cz shares at least some of its name servers with other domains, including ilco-net.com, behproparaple.cz, mineo.cz and two others.
ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu are three hostnames that each resolve to a pair of 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
7en.cz uses two mail servers, mx10.active24.cz and mx20.active24.cz.
The mail server setup of 7en.cz matches that of other domains such as barrandovsound.cz, ullsperger.cz, jobfairs.eu and two others.
7en.cz shares at least some of its mail servers with other domains, such as familium.sk.
mx10.active24.cz and mx20.active24.cz both carry two IP addresses. The A records for mx10.active24.cz are 45.13.137.85 and 2a00:4b40:aaaa:2101:45:13:137:85; the A records for mx20.active24.cz are 45.13.137.86 and 2a00:4b40:aaaa:2101:45:13:137:86.