cerko.pl - robtex.com
cerko.pl
| DNSSEC | ⚠️ Not signed | ||||||
| A | 46.248.164.45🇵🇱 IQPL-AS46.248.160.0/19 IQ-PL | ||||||
| PTR | cerko.serweryiq.pl | ||||||
| NS | ns1.iq.pl ⭐ | ||||||
| A | 86.111.241.10🇵🇱 IQPL-AS86.111.240.0/21 IQ-PL | ||||||
| PTR | ns1.iq.pl | ||||||
| NS | ns2.iq.pl | ||||||
| A | 87.98.237.225🇵🇱 OVH87.98.128.0/17 ISP Paris, France | ||||||
| PTR | ns2.iq.pl | ||||||
| MX | mx1.iq.pl ⭐ | ||||||
| A | 86.111.241.159🇵🇱 IQPL-AS86.111.240.0/21 IQ-PL | ||||||
| PTR | mx1.iq.pl | ||||||
| MX | mail.iq.pl(5) | ||||||
| A | 86.111.241.4🇵🇱 IQPL-AS86.111.240.0/21 IQ-PL | ||||||
| PTR | mail.iq.pl | ||||||
| TXT | v=spf1 include:_spf.mlsend.com a mx ptr ip4:86.111.240.0/21 include:spf.prote... | ||||||
| TXT | mailerlite-domain-verification=c8536ed3a51478f6a5d68c45626b16b6f02d05ac | ||||||
| TXT | MS=ms47536517 | ||||||
| SOA | ns1.iq.pldns@iq.pl 2026-03-21 #4 | ||||||
pl
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a-dns.pl ⭐ | ||||||
| NS | b-dns.pl | ||||||
| NS | d-dns.pl | ||||||
| NS | f-dns.pl | ||||||
| NS | h-dns.pl | ||||||
| NS | j-dns.pl | ||||||
| TXT | ccTLD of Poland | ||||||
| SOA | a-dns.pldnsmaster@nask.pl serial=1774596937 | ||||||
Same first word
Similar names
DNS History
6 records (5 active, 1 former)
●A46.248.164.452026-03-27 → 2026-03-28 · 3 obs
● 2026-03-27 10:52:54
● 2026-03-28 07:04:18
○A86.111.241.262015-08-18 → 2017-03-14 · 4 obs
● 2017-03-14 02:07:50
○ 2026-03-27 10:52:54
○ 2026-03-28 07:04:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| pl | a-dns.pl, b-dns.pl, d-dns.pl, f-dns.pl... | - |
| cerko.pl | ns2.iq.pl, ns1.iq.pl | 2 records |
✅ Authoritative Response
Server:86.111.241.10
NS records: ns2.iq.pl, ns1.iq.pl
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cerko.pl (unsigned zone)
⏱️ Timing
Total: 908ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 46.248.164.45 |
| NS | 2 | ns2.iq.pl, ns1.iq.pl |
| MX | 2 | mail.iq.pl (pri: 5), mx1.iq.pl (pri: 1) |
| TXT | 3 | mailerlite-domain-verification=c8536ed3a, v=spf1 include:_spf.mlsend.com a mx ptr ... |
| SOA | 1 | ns1.iq.pl dns.iq.pl |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns2.iq.pl, ns1.iq.pl)
Analysis
IP Addresses
cerko.pl points to a single IP address: 46.248.164.45.
Other host names, for instance cerko.serweryiq.pl, share IP numbers with cerko.pl.
Name Servers
Two name servers ns1.iq.pl and ns2.iq.pl handle the delegation for cerko.pl.
cerko.pl shares the same name server setup as other domains, for example lav.pl, czarnota.org, piekarniawarminska.pl, elewator-ewa.szczecin.pl and alkon.poznan.pl.
cerko.pl at least partially shares name servers with other domains, for example tradepartner.pl, e-ko.pl, r246-72.iq.pl, radiogdansk.pl and r242-5.iq.pl.
these name servers are commonly used alongside ns3.iq.pl name servers.
Host names with one IP number:
ns1.iq.pl points to 86.111.241.10; ns2.iq.pl points to 87.98.237.225.
Mail Servers
Two mail servers handle cerko.pl: mail.iq.pl and mx1.iq.pl.
cerko.pl shares the same mail server setup as other domains, including syscontrol.pl, tapetykrakow.pl, elcantueso.com, cumulus.pl and infomusic.pl.
cerko.pl shares some mail servers with other domains, at least partially, for instance eko-term.com, teleste.pl, alucolor.pl and dandav.pl.
Host names with one IP number:
mail.iq.pl points to 86.111.241.4; mx1.iq.pl points to 86.111.241.159.