studio301.cz - robtex.com
studio301.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=1774887438 | ||||||
Subdomains
Same first word
studio301.net |
studio301.cz |
Similar names
DNS History
14 records (7 active, 7 former)
○NSalfa.ns.active24.cz2018-12-06 → 2018-12-06 · 3 obs
○ 2026-02-21 17:18:56
○ 2026-03-30 16:31:58
○NSbeta.ns.active24.cz2018-12-06 → 2018-12-06 · 3 obs
○ 2026-02-21 17:18:56
○ 2026-03-30 16:31:58
○NSgama.ns.active24.sk2018-12-06 → 2018-12-06 · 3 obs
○ 2026-02-21 17:18:56
○ 2026-03-30 16:31:58
●NSns1.websupport.cz2026-02-21 → 2026-03-30 · 3 obs
● 2026-02-21 17:18:56
● 2026-03-30 16:31:58
●NSns2.websupport.cz2026-02-21 → 2026-03-30 · 3 obs
● 2026-02-21 17:18:56
● 2026-03-30 16:31:58
●NSns3.websupport.eu2026-02-21 → 2026-03-30 · 3 obs
● 2026-02-21 17:18:56
● 2026-03-30 16:31:58
●MXmailin1.studio301.cz2026-02-21 → 2026-03-30 · 3 obs
● 2026-02-21 17:18:56
● 2026-03-30 16:31:58
●MXmailin2.studio301.cz2026-02-21 → 2026-03-30 · 3 obs
● 2026-02-21 17:18:56
● 2026-03-30 16:31:58
○MXmx1.active24.com2018-12-06 → 2018-12-06 · 3 obs
○ 2026-02-21 17:18:56
○ 2026-03-30 16:31:58
○MXmx2.active24.com2018-12-06 → 2018-12-06 · 3 obs
○ 2026-02-21 17:18:56
○ 2026-03-30 16:31:58
●A2a00:4b40:aaaa:2005::72026-02-21 → 2026-03-30 · 3 obs
● 2026-02-21 17:18:56
● 2026-03-30 16:31:58
○A2a02:4a8:ac24:110::10:382018-12-06 → 2018-12-06 · 3 obs
○ 2026-02-21 17:18:56
○ 2026-03-30 16:31:58
○A31.15.10.382018-12-06 → 2018-12-06 · 3 obs
○ 2026-02-21 17:18:56
○ 2026-03-30 16:31:58
●A37.9.175.1632026-02-21 → 2026-03-30 · 3 obs
● 2026-02-21 17:18:56
● 2026-03-30 16:31:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz | - |
| studio301.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: 796ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 37.9.175.163 |
| AAAA | 1 | 2a00:4b40:aaaa:2005::7 |
| NS | 3 | ns1.websupport.cz, ns2.websupport.cz... |
| MX | 2 | mailin1.studio301.cz (pri: 10), mailin2.studio301.cz (pri: 100) |
| TXT | 2 | v=spf1 include:spf.active24.com include:, google-site-verification=43P3P3zDJ8CC-GU |
| SOA | 1 | ns1.websupport.cz admin.websupport.cz |
Analysis
Hierarchy
studio301.cz is the parent of mailin2.studio301.cz and mailin1.studio301.cz.
IP Addresses
studio301.cz resolves to two IP numbers: 2a00:4b40:aaaa:2005::7 and 37.9.175.163.
Other host names, for instance taxonline.cz, cdenglish.cz, alenasimova.com, joytour.eu and netric.cz share IP numbers with studio301.cz.
Name Servers
studio301.cz delegates to three name servers: ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu.
studio301.cz shares some name servers with other domains, for example menorca.cz, horkenuzky.com, e-lescr.cz, poznej.se and mirsbd.cz.
Host names with two IP numbers:
ns1.websupport.cz: 2a10:bbc0::11 and 45.10.97.11
ns2.websupport.cz: 2a02:250:3::12 and 185.71.159.12
ns3.websupport.eu: 2a10:bbc0::13 and 45.10.97.13
Mail Servers
studio301.cz is served by two mail servers: mailin1.studio301.cz and mailin2.studio301.cz.
Host names with two IP numbers:
mailin1.studio301.cz points to: 2a00:4b40:aaaa:2101:45:13:137:8 and 45.13.137.103; mailin2.studio301.cz points to: 2a00:4b40:aaaa:2101:45:13:137:114 and 45.13.137.114.