bio-system.sk - robtex.com
bio-system.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=2018490477 | ||||||
Subdomains
Same first word
Similar names
DNS History
9 records (7 active, 2 former)
●NSns1.websupport.sk2015-08-14 → 2026-03-28 · 2 obs
● 2026-03-28 12:39:26
●NSns2.websupport.sk2015-08-14 → 2026-03-28 · 2 obs
● 2026-03-28 12:39:26
●NSns3.websupport.sk2015-08-14 → 2026-03-28 · 2 obs
● 2026-03-28 12:39:26
●MXmailin1.bio-system.sk2015-08-14 → 2026-03-28 · 2 obs
● 2026-03-28 12:39:26
●MXmailin2.bio-system.sk2015-08-14 → 2026-03-28 · 2 obs
● 2026-03-28 12:39:26
○MXmailinbackup1.bio-system.sk2015-08-14 → 2016-03-07 · 4 obs
● 2016-03-07 23:17:04
○ 2016-06-28 21:17:38
○ 2026-03-28 12:39:26
●A2a00:4b40:aaaa:2008::72026-02-15 → 2026-03-28 · 3 obs
● 2026-02-15 01:47:18
● 2026-03-28 12:39:26
○A37.9.175.122015-08-14 → 2020-03-13 · 4 obs
● 2020-03-13 14:03:40
○ 2026-02-15 01:47:18
○ 2026-03-28 12:39:26
●A37.9.175.1892026-02-15 → 2026-03-28 · 3 obs
● 2026-02-15 01:47:18
● 2026-03-28 12:39:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| sk | h.tld.sk, g.tld.sk, f.tld.sk, e.tld.sk | - |
| bio-system.sk | ns2.websupport.sk, ns3.websupport.sk, ns1.websupport.sk | 6 records |
✅ Authoritative Response
Server:185.71.159.12
NS records: ns2.websupport.sk, ns3.websupport.sk, ns1.websupport.sk
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 123ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 37.9.175.189 |
| AAAA | 1 | 2a00:4b40:aaaa:2008::7 |
| NS | 3 | ns1.websupport.sk, ns2.websupport.sk... |
| MX | 2 | mailin1.bio-system.sk (pri: 5), mailin2.bio-system.sk (pri: 10) |
| 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, ns2.websupport.sk, ns3.websupport.sk...)
Analysis
Hierarchy
bio-system.sk is parent of mailin1.bio-system.sk and mailin2.bio-system.sk.
IP Addresses
bio-system.sk points to two IPs: 2a00:4b40:aaaa:2008::7 and 37.9.175.189.
Other host names including visiondesign.sk, nita.sk, geo-net.sk, profemina.sk and attitude.sk share IP numbers with bio-system.sk.
Name Servers
bio-system.sk is delegated to three name servers: ns1.websupport.sk, ns2.websupport.sk and ns3.websupport.sk.
bio-system.sk at least partially shares name servers with other domains, including dotcube.sk, ripe.sk, camsys.sk, video-foto.sk and pyrolight.sk.
Host names with two IP numbers:
ns1.websupport.sk points to: 2a10:bbc0::11 and 45.10.97.11
ns2.websupport.sk points to: 2a02:250:3::12 and 185.71.159.12
ns3.websupport.sk points to: 2a10:bbc0::13 and 45.10.97.13
Mail Servers
bio-system.sk is handled by two mail servers: mailin1.bio-system.sk and mailin2.bio-system.sk.
Host names with two IPs:
mailin1.bio-system.sk points to: 2a00:4b40:aaaa:2101:45:13:137:9 and 45.13.137.9
mailin2.bio-system.sk points to: 2a00:4b40:aaaa:2101:45:13:137:7 and 45.13.137.7