sysadmin.sk - dns.ninja
sysadmin.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=2018585747 | ||||||
Subdomains
mailin1.sysadmin.sk |
mailin2.sysadmin.sk |
mailinbackup1.sysadmin.sk |
Same first word
Similar names
DNS History
10 records (7 active, 3 former)
●NSns1.websupport.sk2015-08-04 → 2026-07-23 · 2 obs
● 2026-07-23 14:10:52
●NSns2.websupport.sk2015-08-04 → 2026-07-23 · 2 obs
● 2026-07-23 14:10:52
●NSns3.websupport.sk2015-08-04 → 2026-07-23 · 2 obs
● 2026-07-23 14:10:52
●MXmailin1.sysadmin.sk2015-08-04 → 2026-07-23 · 2 obs
● 2026-07-23 14:10:52
●MXmailin2.sysadmin.sk2015-08-04 → 2026-07-23 · 2 obs
● 2026-07-23 14:10:52
○MXmailinbackup1.sysadmin.sk2015-08-04 → 2016-04-20 · 4 obs
● 2016-04-20 07:01:22
○ 2016-06-09 05:29:28
○ 2026-07-23 14:10:52
●A2a00:4b40:aaaa:2009::52026-03-05 → 2026-07-23 · 3 obs
● 2026-03-05 08:14:36
● 2026-07-23 14:10:52
○A37.9.175.122015-08-04 → 2016-12-07 · 4 obs
● 2016-12-07 12:13:08
○ 2026-02-17 09:46:56
○ 2026-07-23 14:10:52
●A37.9.175.1952026-03-05 → 2026-07-23 · 3 obs
● 2026-03-05 08:14:36
● 2026-07-23 14:10:52
○A37.9.175.212026-02-17 → 2026-02-25 · 5 obs
● 2026-02-17 09:46:56
● 2026-02-25 13:05:08
○ 2026-03-05 08:14:36
○ 2026-07-23 14:10:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| sk | e.tld.sk, f.tld.sk, g.tld.sk, h.tld.sk | - |
| sysadmin.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: 249ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 37.9.175.195 |
| AAAA | 1 | 2a00:4b40:aaaa:2009::5 |
| NS | 3 | ns1.websupport.sk, ns2.websupport.sk... |
| MX | 2 | mailin1.sysadmin.sk (pri: 10), mailin2.sysadmin.sk (pri: 100) |
| TXT | 2 | v=spf1 a mx include:_spf.m1.websupport.s, spf2.0/pra a mx include:_sid.websupport. |
| 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.sysadmin.sk, mailin2.sysadmin.sk and mailinbackup1.sysadmin.sk each fall under the parent domain sysadmin.sk.
IP Addresses
sysadmin.sk directs to two IP numbers, 37.9.175.195 and 2a00:4b40:aaaa:2009::5
Additional host names — pcomichalovce.orthodox.sk, skrinky.sk, inet.lowe.sk and two others — share IP numbers with sysadmin.sk.
Name Servers
sysadmin.sk is served by three name servers: ns1.websupport.sk, ns2.websupport.sk and ns3.websupport.sk.
sysadmin.sk partially shares its NS delegation with several other domains, including eniesa.net, faj.sk, grange.farm and two others.
The hostnames ns1.websupport.sk, ns2.websupport.sk and ns3.websupport.sk each direct to two IP addresses — ns1.websupport.sk to 45.10.97.11 and 2a10:bbc0::11, ns2.websupport.sk to 185.71.159.12 and 2a02:250:3::12, and ns3.websupport.sk to 45.10.97.13 and 2a10:bbc0::13.
Mail Servers
sysadmin.sk has two mail servers: mailin1.sysadmin.sk and mailin2.sysadmin.sk.
mailin1.sysadmin.sk resolves to 45.13.137.109 and 2a00:4b40:aaaa:2101:45:13:137:9. Likewise, mailin2.sysadmin.sk resolves to 45.13.137.110 and 2a00:4b40:aaaa:2101:45:13:137:109 — two IP addresses apiece.