karkom.cz - robtex.com
karkom.cz
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| 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 | ||||||
| MX | mail.karkom.cz ⭐ | ||||||
| TXT | v=spf1 ip4:90.182.170.115 -all | ||||||
| SOA | ns1.websupport.czadmin@websupport.cz serial=1762524221 | ||||||
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=1778188636 | ||||||
Subdomains
Same first word
Similar names
DNS History
7 records (4 active, 3 former)
○NSalfa.ns.active24.cz2015-08-02 → 2021-06-22 · 4 obs
● 2021-06-22 05:55:44
○ 2026-03-27 06:01:42
○ 2026-05-07 21:52:18
○NSbeta.ns.active24.cz2015-08-02 → 2021-06-22 · 4 obs
● 2021-06-22 05:55:44
○ 2026-03-27 06:01:42
○ 2026-05-07 21:52:18
○NSgama.ns.active24.sk2015-08-02 → 2021-06-22 · 4 obs
● 2021-06-22 05:55:44
○ 2026-03-27 06:01:42
○ 2026-05-07 21:52:18
●NSns1.websupport.cz2026-03-27 → 2026-05-07 · 3 obs
● 2026-03-27 06:01:42
● 2026-05-07 21:52:18
●NSns2.websupport.cz2026-03-27 → 2026-05-07 · 3 obs
● 2026-03-27 06:01:42
● 2026-05-07 21:52:18
●NSns3.websupport.eu2026-03-27 → 2026-05-07 · 3 obs
● 2026-03-27 06:01:42
● 2026-05-07 21:52:18
●MXmail.karkom.cz2015-08-02 → 2026-05-07 · 2 obs
● 2026-05-07 21:52:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz | - |
| karkom.cz | ns1.websupport.cz, ns3.websupport.eu, ns2.websupport.cz | - |
✅ Authoritative Response
Server:45.10.97.11
NS records: ns1.websupport.cz, ns3.websupport.eu, ns2.websupport.cz
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 640ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 3 | ns1.websupport.cz, ns2.websupport.cz... |
| MX | 1 | mail.karkom.cz (pri: 10) |
| TXT | 1 | v=spf1 ip4:90.182.170.115 -all |
| SOA | 1 | ns1.websupport.cz admin.websupport.cz |
Analysis
Hierarchy
karkom.cz is parent of mail.karkom.cz and pavel.karkom.cz.
Name Servers
karkom.cz is delegated to three name servers: ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu.
karkom.cz at least partially shares name servers with other domains, for instance agart.cz, hadas.cz, kmfoto.cz, nvisioncz.com and pcng.cz.
Host names with two IP numbers:
Host ns1.websupport.cz points to 2a10:bbc0::11 and 45.10.97.11.
Host ns2.websupport.cz points to 2a02:250:3::12 and 185.71.159.12.
Host ns3.websupport.eu points to 2a10:bbc0::13 and 45.10.97.13.
Mail Servers
karkom.cz is handled by a single mail server, mail.karkom.cz.