lecturing.sk - dns.ninja
lecturing.sk
sk
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | m.tld.sk ⭐ | ||||||
| NS | e.tld.sk | ||||||
| NS | f.tld.sk | ||||||
| NS | g.tld.sk | ||||||
| NS | h.tld.sk | ||||||
| SOA | m.tld.skhostmaster@sk-nic.sk serial=2018565578 | ||||||
Subdomains
Same first word
Similar names
DNS History
10 records (7 active, 3 former)
●NSns1.websupport.sk2018-05-08 → 2026-06-26 · 2 obs
● 2026-06-26 21:41:42
●NSns2.websupport.sk2018-05-08 → 2026-06-26 · 2 obs
● 2026-06-26 21:41:42
●NSns3.websupport.sk2018-05-08 → 2026-06-26 · 2 obs
● 2026-06-26 21:41:42
○MXmailin1.lecturing.sk2018-05-08 → 2018-05-08 · 3 obs
○ 2026-02-15 22:14:14
○ 2026-06-26 21:41:42
○MXmailin2.lecturing.sk2018-05-08 → 2018-05-08 · 3 obs
○ 2026-02-15 22:14:14
○ 2026-06-26 21:41:42
●MXmx10.websupport.sk2026-02-15 → 2026-06-26 · 3 obs
● 2026-02-15 22:14:14
● 2026-06-26 21:41:42
●MXmx20.websupport.sk2026-02-15 → 2026-06-26 · 3 obs
● 2026-02-15 22:14:14
● 2026-06-26 21:41:42
●A2a00:4b40:aaaa:2008::62026-02-15 → 2026-06-26 · 3 obs
● 2026-02-15 22:14:14
● 2026-06-26 21:41:42
●A37.9.175.1882026-02-15 → 2026-06-26 · 3 obs
● 2026-02-15 22:14:14
● 2026-06-26 21:41:42
○A37.9.175.242018-05-08 → 2018-05-08 · 3 obs
○ 2026-02-15 22:14:14
○ 2026-06-26 21:41:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| sk | g.tld.sk, e.tld.sk, f.tld.sk, h.tld.sk | - |
| lecturing.sk | ns1.websupport.sk, ns2.websupport.sk, ns3.websupport.sk | 6 records |
✅ Authoritative Response
Server:45.10.97.13
NS records: ns1.websupport.sk, ns2.websupport.sk, ns3.websupport.sk
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 382ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 37.9.175.188 |
| AAAA | 1 | 2a00:4b40:aaaa:2008::6 |
| NS | 3 | ns1.websupport.sk, ns2.websupport.sk... |
| MX | 2 | mx10.websupport.sk (pri: 10), mx20.websupport.sk (pri: 100) |
| TXT | 2 | v=spf1 a mx include:_spf.m1.websupport.s, spf2.0/pra a mx include:_sid.m1.websuppo |
| SOA | 1 | ns1.websupport.sk admin.websupport.sk |
📌 Glue Records Collected
Total: 6
Out-of-bailiwick: 6 (ns1.websupport.sk, ns1.websupport.sk, ns2.websupport.sk...)
Analysis
Hierarchy
mailin1.lecturing.sk, www.lecturing.sk and mailin2.lecturing.sk are all subdomains of lecturing.sk.
IP Addresses
lecturing.sk has two IP addresses: 37.9.175.188 and 2a00:4b40:aaaa:2008::6
Two other host names, along with 188.95.151.245.nevernet.sk, gpc-ps.sk and unitedpartners.sk, also share IP numbers with lecturing.sk.
Name Servers
The authoritative name servers for lecturing.sk are ns1.websupport.sk, ns2.websupport.sk and ns3.websupport.sk — three in total.
The name servers of lecturing.sk overlap at least partially with those of other domains — among them totalmoto.sk, aerosolart.sk, asc.solar and two more.
ns1.websupport.sk, ns2.websupport.sk and ns3.websupport.sk all resolve to exactly two IP numbers apiece: ns1.websupport.sk → 45.10.97.11 and 2a10:bbc0::11; ns2.websupport.sk → 185.71.159.12 and 2a02:250:3::12; ns3.websupport.sk → 45.10.97.13 and 2a10:bbc0::13.
Mail Servers
lecturing.sk is served by two mail servers, mx10.websupport.sk and mx20.websupport.sk.
Among the domains sharing a mail server setup with lecturing.sk are herbahouse.sk, buyflags.eu, sace.sk and two others.
The two host names mx10.websupport.sk and mx20.websupport.sk each have a pair of IP addresses: mx10.websupport.sk has 45.13.137.110 and 2a00:4b40:aaaa:2101:45:13:137:110, and mx20.websupport.sk has 45.13.137.109 and 2a00:4b40:aaaa:2101:45:13:137:109.