ktct.cz - robtex.com
ktct.cz
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a02:25b0:aaaa:1::4🇨🇿 SECURITYNET-AS2a02:25b0:aaaa::/48 SECURITYNET-2a07:dbc0::/32 | ||||||
| A | 2a02:25b0:aaaa:1::8🇨🇿 SECURITYNET-AS2a02:25b0:aaaa::/48 SECURITYNET-2a07:dbc0::/32 | ||||||
| A | 46.36.36.153🇨🇿 SECURITYNET-AS46.36.36.0/24 GTT-NET prefix | ||||||
| A | 176.102.65.65🇨🇿 SECURITYNET-AS176.102.65.0/24 SECURITYNET-176.102.65/24 | ||||||
| NS | ns1.hukot.cz ⭐ | ||||||
| A | 46.36.35.65🇨🇿 SECURITYNET-AS46.36.35.0/24 GTT-NET prefix | ||||||
| PTR | mx2.securitynet.cz | ||||||
| NS | ns2.securitynet.cz | ||||||
| A | 46.36.36.151🇨🇿 SECURITYNET-AS46.36.36.0/24 GTT-NET prefix | ||||||
| PTR | 151-36.hukot.cloud | ||||||
| NS | ns3.hukot.cz | ||||||
| A | 46.36.36.153🇨🇿 SECURITYNET-AS46.36.36.0/24 GTT-NET prefix | ||||||
| PTR | 153-36.hukot.cloud | ||||||
| MX | mail.hukot.net ⭐ | ||||||
| A | 46.36.35.152🇨🇿 SECURITYNET-AS46.36.35.0/24 GTT-NET prefix | ||||||
| PTR | mail.hukot.net | ||||||
| MX | mx2.securitynet.cz(100) | ||||||
| A | 46.36.35.65🇨🇿 SECURITYNET-AS46.36.35.0/24 GTT-NET prefix | ||||||
| PTR | mx2.securitynet.cz | ||||||
| TXT | v=spf1 a mx include:spf.hukot.net ~all | ||||||
| SOA | ns1.hukot.czhukot@hukot.cz serial=1754989666 | ||||||
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=1771291036 | ||||||
Up
Same first word
Similar names
DNS History
13 records (9 active, 4 former)
●NSns1.hukot.cz2026-02-15 → 2026-02-26 · 3 obs
● 2026-02-15 23:32:26
● 2026-02-26 11:51:56
○NSns1.ignum.com2015-08-27 → 2016-12-22 · 4 obs
● 2016-12-22 16:33:50
○ 2026-02-15 23:32:26
○ 2026-02-26 11:51:56
○NSns2.ignum.cz2015-08-27 → 2016-12-22 · 4 obs
● 2016-12-22 16:33:50
○ 2026-02-15 23:32:26
○ 2026-02-26 11:51:56
●NSns2.securitynet.cz2026-02-15 → 2026-02-26 · 3 obs
● 2026-02-15 23:32:26
● 2026-02-26 11:51:56
●NSns3.hukot.cz2026-02-15 → 2026-02-26 · 3 obs
● 2026-02-15 23:32:26
● 2026-02-26 11:51:56
●MXmail.hukot.net2026-02-15 → 2026-02-26 · 3 obs
● 2026-02-15 23:32:26
● 2026-02-26 11:51:56
○MXmail.serverbox.cz2015-08-27 → 2016-12-22 · 4 obs
● 2016-12-22 16:33:50
○ 2026-02-15 23:32:26
○ 2026-02-26 11:51:56
●MXmx2.securitynet.cz2026-02-15 → 2026-02-26 · 3 obs
● 2026-02-15 23:32:26
● 2026-02-26 11:51:56
●A176.102.65.652026-02-15 → 2026-02-26 · 3 obs
● 2026-02-15 23:32:26
● 2026-02-26 11:51:56
●A2a02:25b0:aaaa:1::42026-02-15 → 2026-02-26 · 3 obs
● 2026-02-15 23:32:26
● 2026-02-26 11:51:56
●A2a02:25b0:aaaa:1::82026-02-15 → 2026-02-26 · 3 obs
● 2026-02-15 23:32:26
● 2026-02-26 11:51:56
○A46.36.35.1412015-08-27 → 2016-12-22 · 4 obs
● 2016-12-22 16:33:50
○ 2026-02-15 23:32:26
○ 2026-02-26 11:51:56
●A46.36.36.1532026-02-15 → 2026-02-26 · 3 obs
● 2026-02-15 23:32:26
● 2026-02-26 11:51:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz | - |
| ktct.cz | ns1.hukot.cz, ns2.securitynet.cz, ns3.hukot.cz | - |
✅ Authoritative Response
Server: 46.36.35.65
NS records: ns1.hukot.cz, ns2.securitynet.cz, ns3.hukot.cz
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ktct.cz (unsigned zone)
⏱️ Timing
Total: 1913ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 176.102.65.65, 46.36.36.153 |
| AAAA | 2 | 2a02:25b0:aaaa:1::4, 2a02:25b0:aaaa:1::8 |
| NS | 3 | ns2.securitynet.cz, ns3.hukot.cz... |
| MX | 2 | mail.hukot.net (pri: 10), mx2.securitynet.cz (pri: 100) |
| TXT | 1 | v=spf1 a mx include:spf.hukot.net ~all |
| SOA | 1 | ns1.hukot.cz hukot.hukot.cz |
AI analysis
ktct.cz is a parent of xena.ktct.cz, mail.ktct.cz, 126-163-user.ktct.cz, 91-user.ktct.cz, 171-user.ktct.cz and hundreds of other host names.
ktct.cz maps to four IP numbers: 2a02:25b0:aaaa:1::4, 2a02:25b0:aaaa:1::8, 46.36.36.153 and 176.102.65.65.
Other host names, for instance 217-136.ktuo.cz, hdtech.cz, skach.eu, img-studny.cz and 139-136.ktuo.cz share IP numbers with ktct.cz.
ktct.cz is delegated to name servers ns1.hukot.cz, ns3.hukot.cz and ns2.securitynet.cz.
ktct.cz at least partially shares name servers with other domains such as brskx.de, security-net.cz, t-a-t.cz, comforthome.cz and sledujtv.sk.
Host names with a single IP:
ns1.hukot.cz points to 46.36.35.65
ns3.hukot.cz points to 46.36.36.153
ns2.securitynet.cz points to 46.36.36.151
Two mail servers handle ktct.cz: mx2.securitynet.cz and mail.hukot.net.
ktct.cz shares the same mail server setup as other domains, including korel.sk, luckybe.cz, udrzbazelene-sekyra.cz, exodus.cz and plaveckaskolaplzen.cz.
ktct.cz shares mail servers with other domains, at least partially, for instance golemgroup.eu, aquapark-pruhonice.cz, trenovanipameti.cz and maturitnitabla.cz.
these mail servers are commonly used alongside the mail servers mx.securitynet.cz.
Host names with a single IP address:
mx2.securitynet.cz points to 46.36.35.65
mail.hukot.net points to 46.36.35.152