kruzik.com - robtex.com
kruzik.com
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1784893647 | ||||||
Subdomains
Same first word
Similar names
DNS History
16 records (7 active, 9 former)
○NSalfa.ns.active24.cz2026-02-22 → 2026-04-05 · 5 obs
● 2026-02-22 15:06:44
● 2026-04-05 04:04:34
○ 2026-05-03 00:36:24
○ 2026-07-24 12:16:46
○NSbeta.ns.active24.cz2026-02-22 → 2026-04-05 · 5 obs
● 2026-02-22 15:06:44
● 2026-04-05 04:04:34
○ 2026-05-03 00:36:24
○ 2026-07-24 12:16:46
○NSgama.ns.active24.sk2026-02-22 → 2026-04-05 · 5 obs
● 2026-02-22 15:06:44
● 2026-04-05 04:04:34
○ 2026-05-03 00:36:24
○ 2026-07-24 12:16:46
○NSns.nwt.cz2008-03-19 → 2017-04-11 · 4 obs
● 2017-04-11 08:14:26
○ 2026-02-22 15:06:44
○ 2026-07-24 12:16:46
●NSns1.websupport.cz2026-05-03 → 2026-07-24 · 3 obs
● 2026-05-03 00:36:24
● 2026-07-24 12:16:46
○NSns2.nwt.cz2008-03-19 → 2017-04-11 · 4 obs
● 2017-04-11 08:14:26
○ 2026-02-22 15:06:44
○ 2026-07-24 12:16:46
●NSns2.websupport.cz2026-05-03 → 2026-07-24 · 3 obs
● 2026-05-03 00:36:24
● 2026-07-24 12:16:46
●NSns3.websupport.eu2026-05-03 → 2026-07-24 · 3 obs
● 2026-05-03 00:36:24
● 2026-07-24 12:16:46
○MXmailforward.globe.cz2026-02-22 → 2026-04-05 · 5 obs
● 2026-02-22 15:06:44
● 2026-04-05 04:04:34
○ 2026-05-03 00:36:24
○ 2026-07-24 12:16:46
●MXmailin1.kruzik.com2026-05-03 → 2026-07-24 · 3 obs
● 2026-05-03 00:36:24
● 2026-07-24 12:16:46
●MXmailin2.kruzik.com2026-05-03 → 2026-07-24 · 3 obs
● 2026-05-03 00:36:24
● 2026-07-24 12:16:46
○MXposta.nwt.cz2015-07-24 → 2017-04-11 · 5 obs
● 2015-07-24 04:59:02
● 2017-04-11 08:14:26
○ 2026-02-22 15:06:44
○ 2026-07-24 12:16:46
●A2a00:4b40:aaaa:2011::62026-05-03 → 2026-07-24 · 3 obs
● 2026-05-03 00:36:24
● 2026-07-24 12:16:46
○A31.15.10.1382026-02-22 → 2026-04-05 · 5 obs
● 2026-02-22 15:06:44
● 2026-04-05 04:04:34
○ 2026-05-03 00:36:24
○ 2026-07-24 12:16:46
●A37.9.175.2132026-05-03 → 2026-07-24 · 3 obs
● 2026-05-03 00:36:24
● 2026-07-24 12:16:46
○A88.81.90.702015-07-24 → 2017-04-11 · 5 obs
● 2015-07-24 04:59:02
● 2017-04-11 08:14:26
○ 2026-02-22 15:06:44
○ 2026-07-24 12:16:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| kruzik.com | 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: 251ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 37.9.175.213 |
| AAAA | 1 | 2a00:4b40:aaaa:2011::6 |
| NS | 3 | ns1.websupport.cz, ns2.websupport.cz... |
| MX | 2 | mailin1.kruzik.com (pri: 10), mailin2.kruzik.com (pri: 100) |
| TXT | 1 | oPKeVUfXvIMe-6MCnMYARJonIK-eisMtUa2q-dA5 |
| SOA | 1 | ns1.websupport.cz admin.websupport.cz |
Analysis
Hierarchy
mailin2.kruzik.com and mailin1.kruzik.com are both subdomains of kruzik.com.
IP Addresses
kruzik.com directs to two IP numbers, 37.9.175.213 and 2a00:4b40:aaaa:2011::6
compronet.cz, sotona.org, testlanguages.com and two other host names share IP numbers with kruzik.com.
Name Servers
kruzik.com carries NS records delegating to ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu.
kruzik.com shares at least some of its name servers with other domains, including urbanovi.net, lesco.cz, vigipetmonitor.com 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
Mail for kruzik.com is handled by two mail servers — mailin1.kruzik.com and mailin2.kruzik.com.
mailin1.kruzik.com and mailin2.kruzik.com both carry two IP addresses. The A records for mailin1.kruzik.com are 45.13.137.110 and 2a00:4b40:aaaa:2101:45:13:137:8; the A records for mailin2.kruzik.com are 45.13.137.113 and 2a00:4b40:aaaa:2101:45:13:137:104.