openkantor.pl - robtex.com
openkantor.pl
| DNSSEC | ⚠️ Not signed | ||||||
| A | 91.234.217.29🇵🇱 SPRINT-SDC91.234.217.0/24 JEE.PL, Zywiec | ||||||
| PTR | zmligota.wizjanet.pl | ||||||
| NS | dns.szu.pl ⭐ | ||||||
| A | 91.234.217.4🇵🇱 SPRINT-SDC91.234.217.0/24 JEE.PL, Zywiec | ||||||
| PTR | srv-91-234-217-4.wilan.pl | ||||||
| NS | ns2.szu.pl ⚠️ Not in parent delegation | ||||||
| A | 91.234.217.86🇵🇱 SPRINT-SDC91.234.217.0/24 JEE.PL, Zywiec | ||||||
| PTR | srv-91-234-217-86.wilan.pl | ||||||
| NS | ns3.boo.pl ⚠️ Not in zone NS records | ||||||
| MX | mx.openkantor.pl ⭐ | ||||||
| A | 91.234.217.29🇵🇱 SPRINT-SDC91.234.217.0/24 JEE.PL, Zywiec | ||||||
| PTR | zmligota.wizjanet.pl | ||||||
| TXT | v=spf1 ip4:91.234.217.0/24 a mx include:_spf.google.com ~all | ||||||
| SOA | dns.szu.pladmin@szu.pl 2014-11-04 #1 | ||||||
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=1778394822 | ||||||
Subdomains
mx.openkantor.pl |
Same first word
openkantor.pl |
Similar names
DNS History
5 records (5 active, 0 former)
●NSns3.boo.pl2026-03-19 → 2026-05-10 · 3 obs
● 2026-03-19 18:03:38
● 2026-05-10 23:04:02
●MXmx.openkantor.pl2017-06-07 → 2026-05-10 · 2 obs
● 2026-05-10 23:04:02
●A91.234.217.292017-06-07 → 2026-05-10 · 2 obs
● 2026-05-10 23:04:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| pl | j-dns.pl, d-dns.pl, f-dns.pl, a-dns.pl... | - |
| openkantor.pl | dns.szu.pl, ns3.boo.pl | 1 record |
✅ Authoritative Response
Server:91.234.217.4
NS records: dns.szu.pl, ns3.boo.pl
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for openkantor.pl (unsigned zone)
⏱️ Timing
Total: 676ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 91.234.217.29 |
| NS | 2 | ns2.szu.pl, dns.szu.pl |
| MX | 1 | mx.openkantor.pl (pri: 10) |
| TXT | 1 | v=spf1 ip4:91.234.217.0/24 a mx include: |
| SOA | 1 | dns.szu.pl admin.szu.pl |
📌 Glue Records Collected
Total: 1
Out-of-bailiwick: 1 (dns.szu.pl)
Analysis
Hierarchy
The parent of mx.openkantor.pl is openkantor.pl.
IP Addresses
openkantor.pl points to a single IP: 91.234.217.29.
Other host names, such as mx.openkantor.pl, share IP numbers with openkantor.pl.
Name Servers
openkantor.pl is delegated to three name servers: ns3.boo.pl, dns.szu.pl and ns2.szu.pl.
openkantor.pl partially shares name servers with other domains; examples include gim5.szu.pl, f2.szu.pl, openkontakt.de, u.szu.pl and fifalive.szu.pl.
Host names with one IP number: The host name dns.szu.pl points to 91.234.217.4 and the host name ns2.szu.pl points to 91.234.217.86.
Mail Servers
openkantor.pl is handled by a single mail server, mx.openkantor.pl.
mx.openkantor.pl points to a single IP: 91.234.217.29.