ruby.sk - robtex.com
ruby.sk
| DNSSEC | ⚠️ Not signed | ||||||
| A | 212.89.225.162🇸🇰 AS12508212.89.224.0/19 Rainside s.r.o. | ||||||
| PTR | ruby.sk | ||||||
| NS | ns.sadman.sk ⭐ | ||||||
| A | 212.89.225.153🇸🇰 AS12508212.89.224.0/19 Rainside s.r.o. | ||||||
| PTR | sadman.net | ||||||
| NS | ns.ruby.sk | ||||||
| A | 212.89.225.153🇸🇰 AS12508212.89.224.0/19 Rainside s.r.o. | ||||||
| PTR | sadman.net | ||||||
| NS | ns2.ruby.sk | ||||||
| A | 80.211.220.150🇨🇿 INTERNET-CZ80.211.192.0/19 INTERNET CZ,a.s. | ||||||
| PTR | 150.220.forpsi.net | ||||||
| MX | mail.sadman.sk ⭐ | ||||||
| A | 212.89.225.153🇸🇰 AS12508212.89.224.0/19 Rainside s.r.o. | ||||||
| PTR | sadman.net | ||||||
| TXT | v=spf1 mx -all | ||||||
| SOA | ns.sadman.skpostmaster@sadman.sk 2024-03-06 #3 | ||||||
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=2018569681 | ||||||
PTR for
Subdomains
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●NSns.ruby.sk2009-01-14 → 2026-07-02 · 2 obs
● 2026-07-02 14:50:42
●NSns.sadman.sk2015-08-18 → 2026-07-02 · 3 obs
● 2015-08-18 16:21:44
● 2026-07-02 14:50:42
●NSns2.ruby.sk2009-01-14 → 2026-07-02 · 2 obs
● 2026-07-02 14:50:42
●A212.89.225.1622009-01-14 → 2026-07-02 · 2 obs
● 2026-07-02 14:50:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| sk | g.tld.sk, e.tld.sk, f.tld.sk, h.tld.sk | - |
| ruby.sk | ns.ruby.sk, ns2.ruby.sk | 2 records |
✅ Authoritative Response
Server:212.89.225.153
NS records: ns.ruby.sk, ns2.ruby.sk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ruby.sk (unsigned zone)
⏱️ Timing
Total: 284ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 212.89.225.162 |
| NS | 2 | ns2.ruby.sk, ns.ruby.sk |
| MX | 1 | mail.sadman.sk (pri: 10) |
| TXT | 1 | v=spf1 mx -all |
| SOA | 1 | ns.sadman.sk postmaster.sadman.sk |
📌 Glue Records Collected
Total: 2
In-bailiwick: 2 (ns.ruby.sk, ns2.ruby.sk)
Analysis
Hierarchy
ruby.sk serves as the parent of ns2.ruby.sk and ns.ruby.sk.
IP Addresses
ruby.sk has exactly one IP address — 212.89.225.162.
Name Servers
DNS for ruby.sk is handled by three authoritative name servers: ns2.ruby.sk, ns.ruby.sk and ns.sadman.sk.
ruby.sk has partial name server overlap with other domains, including sadman.sk.
It is common to find these name servers paired with the name servers ns2.sadman.sk.
Three hosts, each with one IP address: ns2.ruby.sk → 80.211.220.150; ns.ruby.sk → 212.89.225.153; ns.sadman.sk → 212.89.225.153.
Host names pointing to 212.89.225.153 IP addresses: ns.ruby.sk and ns.sadman.sk.
Mail Servers
ruby.sk uses one mail server — mail.sadman.sk.
ruby.sk uses the same mail servers as other domains, including god.sk.
The mail servers of ruby.sk are at least partially shared with other domains, including sadman.sk.
These mail servers tend to be used in conjunction with the mail servers mail2.sadman.sk.
mail.sadman.sk has exactly one IP number: 212.89.225.153.