shellma.cz - dns.ninja
shellma.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=1783225040 | ||||||
Same first word
shellma.cz |
Similar names
DNS History
12 records (7 active, 5 former)
○NSalfa.ns.active24.cz2015-08-03 → 2017-05-19 · 4 obs
● 2017-05-19 13:28:34
○ 2026-03-22 15:05:20
○ 2026-07-05 05:16:24
○NSbeta.ns.active24.cz2015-08-03 → 2017-05-19 · 4 obs
● 2017-05-19 13:28:34
○ 2026-03-22 15:05:20
○ 2026-07-05 05:16:24
○NSgama.ns.active24.sk2015-08-03 → 2017-05-19 · 4 obs
● 2017-05-19 13:28:34
○ 2026-03-22 15:05:20
○ 2026-07-05 05:16:24
●NSns1.websupport.cz2026-03-22 → 2026-07-05 · 3 obs
● 2026-03-22 15:05:20
● 2026-07-05 05:16:24
●NSns2.websupport.cz2026-03-22 → 2026-07-05 · 3 obs
● 2026-03-22 15:05:20
● 2026-07-05 05:16:24
●NSns3.websupport.eu2026-03-22 → 2026-07-05 · 3 obs
● 2026-03-22 15:05:20
● 2026-07-05 05:16:24
○MXin.smtp.cz2015-08-03 → 2016-09-19 · 4 obs
● 2016-09-19 03:43:06
○ 2017-05-19 13:28:34
○ 2026-07-05 05:16:24
○MXmx.smtp.cz2015-08-03 → 2016-09-19 · 4 obs
● 2016-09-19 03:43:06
○ 2017-05-19 13:28:34
○ 2026-07-05 05:16:24
●MXmx1.active24.com2017-05-19 → 2026-07-05 · 3 obs
● 2017-05-19 13:28:34
● 2026-07-05 05:16:24
●MXmx2.active24.com2017-05-19 → 2026-07-05 · 3 obs
● 2017-05-19 13:28:34
● 2026-07-05 05:16:24
●A2a02:4a8:ac24:108::96:1502015-08-03 → 2026-07-05 · 2 obs
● 2026-07-05 05:16:24
●A81.95.96.1502015-08-03 → 2026-07-05 · 2 obs
● 2026-07-05 05:16:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz | - |
| shellma.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: 2339ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.95.96.150 |
| AAAA | 1 | 2a02:4a8:ac24:108::96:150 |
| NS | 3 | ns1.websupport.cz, ns2.websupport.cz... |
| MX | 2 | mx1.active24.com (pri: 10), mx2.active24.com (pri: 20) |
| SOA | 1 | ns1.websupport.cz admin.websupport.sk |
Analysis
IP Addresses
shellma.cz has two IP addresses: 81.95.96.150 and 2a02:4a8:ac24:108::96:150
Two other host names, along with ipv6.uvirt21.active24.cz, altener.sk and zaba.cz, also share IP numbers with shellma.cz.
Name Servers
Three name servers are authoritative for shellma.cz: ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu.
There is at least partial name server overlap between shellma.cz and other domains — expresnistehovani.cz, pilman.cz, foltyn.name and two more among them.
ns1.websupport.cz resolves to 45.10.97.11 and 2a10:bbc0::11. ns2.websupport.cz resolves to 185.71.159.12 and 2a02:250:3::12. ns3.websupport.eu resolves to 45.10.97.13 and 2a10:bbc0::13. All three hostnames point to two IP numbers each.
Mail Servers
shellma.cz is served by two mail servers, mx1.active24.com and mx2.active24.com.
Among the domains sharing a mail server setup with shellma.cz are teradata.cz, hradecko.eu, e-con.cz and two others.
There is at least a partial MX overlap between shellma.cz and other domains, including old-prague.com, ak-michalec.cz, societe.company and two others.
DNS names with 8 IP addresses:
mx1.active24.com carries IP addresses 81.95.97.4, 81.95.97.102 and 81.95.97.111, with 5 other addresses beyond those.
Host names that have two IP addresses:
mx2.active24.com maps to two IP addresses — 185.111.90.93 and 2a00:4b40:1000:590:185:111:90:93.