onlineprogram.sk - dns.ninja
onlineprogram.sk
| DNSSEC | ⚠️ Not signed | ||||||
| A | 81.31.33.166🇨🇿 MASTER-AS81.31.32.0/20 MASTER-NET-1 | ||||||
| NS | ns2.basic.sk ⭐ | ||||||
| A | 81.31.42.247🇨🇿 MASTER-AS81.31.32.0/20 MASTER-NET-1 | ||||||
| NS | ns.basic.sk | ||||||
| A | 81.31.33.162🇨🇿 MASTER-AS81.31.32.0/20 MASTER-NET-1 | ||||||
| MX | mail.onlineprogram.sk ⭐ | ||||||
| A | 81.31.33.164🇨🇿 MASTER-AS81.31.32.0/20 MASTER-NET-1 | ||||||
| A | 81.31.33.165🇨🇿 MASTER-AS81.31.32.0/20 MASTER-NET-1 | ||||||
| TXT | v=spf1 mx -all | ||||||
| SOA | ns.basic.sktb@basic.sk 2022-06-16 #1 | ||||||
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=2018545119 | ||||||
Subdomains
Same first word
Similar names
DNS History
5 records (4 active, 1 former)
●MXmail.onlineprogram.sk2015-08-18 → 2026-06-08 · 2 obs
● 2026-06-08 04:01:34
●A81.31.33.1662016-09-11 → 2026-06-08 · 3 obs
● 2016-09-11 20:18:26
● 2026-06-08 04:01:34
○A86.110.226.612015-08-18 → 2016-04-02 · 4 obs
● 2016-04-02 01:42:06
○ 2016-09-11 20:18:26
○ 2026-06-08 04:01:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| sk | f.tld.sk, g.tld.sk, h.tld.sk, e.tld.sk | 8 records |
| onlineprogram.sk | ns.basic.sk, ns2.basic.sk | 2 records |
✅ Authoritative Response
Server:81.31.33.162
NS records: ns.basic.sk, ns2.basic.sk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for onlineprogram.sk (unsigned zone)
⏱️ Timing
Total: 737ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.31.33.166 |
| NS | 2 | ns.basic.sk, ns2.basic.sk |
| MX | 1 | mail.onlineprogram.sk (pri: 1) |
| TXT | 1 | v=spf1 mx -all |
| SOA | 1 | ns.basic.sk tb.basic.sk |
📌 Glue Records Collected
Total: 10
In-bailiwick: 8 (e.tld.sk, f.tld.sk, g.tld.sk...)
Out-of-bailiwick: 2 (ns.basic.sk, ns2.basic.sk)
Analysis
Hierarchy
The parent domain of *.onlineprogram.sk and mail.onlineprogram.sk is onlineprogram.sk.
IP Addresses
onlineprogram.sk directs to one IP number, which is 81.31.33.166.
Among the host names that share IP numbers with onlineprogram.sk are vystaviste.eu, jednotky.sk, tomas.bednar.sk and two others.
Name Servers
onlineprogram.sk has two authoritative name servers — ns2.basic.sk and ns.basic.sk.
onlineprogram.sk has the same name server delegation as a number of other domains, such as ipocasie.sk, iuvery.sk, topzabava.cz and two more.
onlineprogram.sk has at least partial name server overlap with other domains, such as katalogoken.eu, ishpumps.eu, navigu.com and two others.
ns2.basic.sk directs to 81.31.42.247 and ns.basic.sk directs to 81.31.33.162; each host name points to exactly one IP number.
Mail Servers
onlineprogram.sk routes its mail through a single mail server, mail.onlineprogram.sk.
mail.onlineprogram.sk has two IP addresses: 81.31.33.164 and 81.31.33.165.