divecomputer.cz - robtex.com
divecomputer.cz
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 37.9.175.165🇸🇰 WEBSUPPORT-SRO-SK-AS37.9.175.0/24 | ||||||
| PTR | ing.r3.websupport.sk | ||||||
| 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 | ||||||
| SOA | ns1.websupport.czadmin@websupport.cz serial=1774180433 | ||||||
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=1778575641 | ||||||
Same first word
divecomputer.eu |
divecomputer.cz |
DNS History
8 records (4 active, 4 former)
○NSalfa.ns.active24.cz2015-08-02 → 2018-11-19 · 4 obs
● 2018-11-19 06:54:52
○ 2026-05-12 09:20:50
○ 2026-05-12 09:20:52
○NSbeta.ns.active24.cz2015-08-02 → 2018-11-19 · 4 obs
● 2018-11-19 06:54:52
○ 2026-05-12 09:20:50
○ 2026-05-12 09:20:52
○NSgama.ns.active24.sk2015-08-02 → 2018-11-19 · 4 obs
● 2018-11-19 06:54:52
○ 2026-05-12 09:20:50
○ 2026-05-12 09:20:52
●NSns1.websupport.cz2026-05-12 → 2026-05-12 · 3 obs
● 2026-05-12 09:20:50
● 2026-05-12 09:20:52
●NSns2.websupport.cz2026-05-12 → 2026-05-12 · 3 obs
● 2026-05-12 09:20:50
● 2026-05-12 09:20:52
●NSns3.websupport.eu2026-05-12 → 2026-05-12 · 3 obs
● 2026-05-12 09:20:50
● 2026-05-12 09:20:52
●A37.9.175.1652026-05-12 → 2026-05-12 · 3 obs
● 2026-05-12 09:20:50
● 2026-05-12 09:20:52
○A81.95.96.292015-08-02 → 2018-11-19 · 4 obs
● 2018-11-19 06:54:52
○ 2026-05-12 09:20:50
○ 2026-05-12 09:20:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz, a.ns.nic.cz | - |
| divecomputer.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: 856ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 37.9.175.165 |
| NS | 3 | ns1.websupport.cz, ns2.websupport.cz... |
| SOA | 1 | ns1.websupport.cz admin.websupport.cz |
Analysis
IP Addresses
divecomputer.cz points to a single IP number: 37.9.175.165.
Other host names, for instance zaedno.org, subito.cz, 4or.sk, mkn.cz and cust30.raketa.maxxnet.cz share IP numbers with divecomputer.cz.
Name Servers
The domain divecomputer.cz is delegated to three name servers: ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu.
divecomputer.cz shares name servers with other domains at least partially, for instance elementsds.eu, vereinigung-kfz-sv.at, pitcr.cz, parles.cz and kralovskefengshui.cz.
Host names with two IP numbers:
ns1.websupport.cz points to 2a10:bbc0::11 and 45.10.97.11
ns2.websupport.cz points to 2a02:250:3::12 and 185.71.159.12
ns3.websupport.eu points to 2a10:bbc0::13 and 45.10.97.13