o2internet.sk - robtex.com
o2internet.sk
| DNSSEC | ⚠️ Not signed | ||||||
| A | 195.39.35.164🇨🇿 TMOBILE-CZ195.39.0.0/17 T-Mobile Czech Republic a.s. | ||||||
| NS | dns.iol.cz ⭐ | ||||||
| A | 2a00:1028:100:102::61🇨🇿 O2-CZECH-REPUBLIC2a00:1028::/32 O2 CZ | ||||||
| PTR | dns.iol.cz | ||||||
| A | 194.228.2.61🇨🇿 O2-CZECH-REPUBLIC194.228.0.0/17 CZ.CZNET | ||||||
| PTR | dns.iol.cz | ||||||
| NS | ns2.tel.cz | ||||||
| A | 2a00:1028:1:205::2🇨🇿 O2-CZECH-REPUBLIC2a00:1028::/32 O2 CZ | ||||||
| PTR | ns2.tel.cz | ||||||
| A | 194.228.2.1🇨🇿 O2-CZECH-REPUBLIC194.228.0.0/17 CZ.CZNET | ||||||
| PTR | ns2.tel.cz | ||||||
| SOA | dns.iol.czhostmaster@iol.cz 2014-07-11 #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=2018505543 | ||||||
Same first word
o2internet.cz |
o2internet.sk |
DNS History
3 records (3 active, 0 former)
●A195.39.35.1642015-05-17 → 2026-04-15 · 2 obs
● 2026-04-15 02:06:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| sk | f.tld.sk, h.tld.sk, e.tld.sk, g.tld.sk | - |
| o2internet.sk | dns.iol.cz, ns2.tel.cz | - |
✅ Authoritative Response
Server:194.228.2.61
NS records: dns.iol.cz, ns2.tel.cz
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for o2internet.sk (unsigned zone)
⏱️ Timing
Total: 702ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 195.39.35.164 |
| NS | 2 | ns2.tel.cz, dns.iol.cz |
| SOA | 1 | dns.iol.cz hostmaster.iol.cz |
Analysis
IP Addresses
o2internet.sk points to a single IP address: 195.39.35.164.
Other host names such as o2slovakia.sk and 02shop.sk share IP numbers with o2internet.sk.
Name Servers
o2internet.sk is delegated to two name servers: dns.iol.cz and ns2.tel.cz.
o2internet.sk uses the same name server setup as other domains, including 104.208.83.in-addr.arpa, 111.218.160.in-addr.arpa, 208.228.194.in-addr.arpa, 144.161.85.in-addr.arpa and 123.103.88.in-addr.arpa.
o2internet.sk shares some name servers with other domains, for example sk.o2.com.
These name servers are commonly used alongside ns1.sk.o2.com and ns2.sk.o2.com.
Host names with two IP numbers:
dns.iol.cz points to 2a00:1028:100:102::61 and 194.228.2.61.
ns2.tel.cz points to 2a00:1028:1:205::2 and 194.228.2.1.