know.sk - robtex.com
know.sk
sk
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | m.tld.sk ⭐ 🔒 | ||||||
| NS | a.tld.sk ⚠️ Not in zone NS records 🔒 | ||||||
| NS | b.tld.sk ⚠️ Not in zone NS records 🔒 | ||||||
| NS | c.tld.sk ⚠️ Not in zone NS records 🔒 | ||||||
| NS | e.tld.sk 🔒 | ||||||
| NS | f.tld.sk 🔒 | ||||||
| NS | g.tld.sk 🔒 | ||||||
| NS | h.tld.sk 🔒 | ||||||
| SOA | m.tld.skhostmaster@sk-nic.sk serial=2018452342 | ||||||
Same first word
Similar names
DNS History
14 records (8 active, 6 former)
●NSns1.websupport.cz2026-03-12 → 2026-03-13 · 3 obs
● 2026-03-12 16:42:00
● 2026-03-13 13:54:58
○NSns1.websupport.sk2015-10-17 → 2015-10-17 · 3 obs
○ 2015-12-31 09:13:24
○ 2026-03-13 13:54:58
●NSns2.websupport.cz2026-03-12 → 2026-03-13 · 3 obs
● 2026-03-12 16:42:00
● 2026-03-13 13:54:58
○NSns2.websupport.sk2015-10-17 → 2015-10-17 · 3 obs
○ 2015-12-31 09:13:24
○ 2026-03-13 13:54:58
●NSns3.websupport.eu2026-03-12 → 2026-03-13 · 3 obs
● 2026-03-12 16:42:00
● 2026-03-13 13:54:58
○NSns3.websupport.sk2015-10-17 → 2015-10-17 · 3 obs
○ 2015-12-31 09:13:24
○ 2026-03-13 13:54:58
●MXemail.webglobe.cz2026-03-12 → 2026-03-13 · 3 obs
● 2026-03-12 16:42:00
● 2026-03-13 13:54:58
●MXemail2.webglobe.cz2026-03-12 → 2026-03-13 · 3 obs
● 2026-03-12 16:42:00
● 2026-03-13 13:54:58
●MXemail3.webglobe.cz2026-03-12 → 2026-03-13 · 3 obs
● 2026-03-12 16:42:00
● 2026-03-13 13:54:58
●MXemail4.webglobe.cz2026-03-12 → 2026-03-13 · 3 obs
● 2026-03-12 16:42:00
● 2026-03-13 13:54:58
○MXmailin1.know.sk2015-10-17 → 2015-10-17 · 3 obs
○ 2015-12-31 09:13:24
○ 2026-03-13 13:54:58
○MXmailin2.know.sk2015-10-17 → 2015-10-17 · 3 obs
○ 2015-12-31 09:13:24
○ 2026-03-13 13:54:58
○A37.9.175.62015-10-17 → 2015-10-17 · 3 obs
○ 2015-12-31 09:13:24
○ 2026-03-13 13:54:58
●A62.109.151.802026-03-12 → 2026-03-13 · 3 obs
● 2026-03-12 16:42:00
● 2026-03-13 13:54:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| sk | c.tld.sk, b.tld.sk, h.tld.sk, e.tld.sk... | 14 records |
| know.sk | 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: 1085ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 62.109.151.80 |
| NS | 3 | ns1.websupport.cz, ns2.websupport.cz... |
| MX | 4 | email.webglobe.cz (pri: 10), email2.webglobe.cz (pri: 10)... |
| SOA | 1 | ns1.websupport.cz admin.websupport.cz |
📌 Glue Records Collected
Total: 14
In-bailiwick: 14 (h.tld.sk, g.tld.sk, f.tld.sk...)
Analysis
IP Addresses
know.sk resolves to a single IP address: 62.109.151.80.
Other host names including (0x736578)buddies.tv, baad.cz, biznispozicka.sk, asiservices.eu and praktimed.com share IP numbers with know.sk.
Name Servers
know.sk is delegated to three name servers: ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu.
know.sk at least partially shares name servers with other domains, including fraenkel.cz, atil.cz, plus4u.eu, kilian.cz and e-storage.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
Mail Servers
know.sk is served by four mail servers: email2.webglobe.cz, email3.webglobe.cz, email4.webglobe.cz and email.webglobe.cz.
The mail servers for know.sk are shared with other domains, for instance mma-brno.cz, sojkova.org, hroznovevino.cz, hobi.cz and docile.cz.
Host names with two IP numbers:
email3.webglobe.cz points to 2001:880:0:15::2b1 and 185.102.21.80
email.webglobe.cz points to 2001:1ab0:7e1f:1::1:5 and 130.193.14.154
Host names with one IP number:
email2.webglobe.cz points to 130.193.14.154
email4.webglobe.cz points to 185.102.21.80
Host names that point to 185.102.21.80: email3.webglobe.cz and email4.webglobe.cz
Host names that point to 130.193.14.154: email.webglobe.cz and email2.webglobe.cz