polnischkurs.org - robtex.com
polnischkurs.org
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.targetnet.pl ⭐ | ||||||
| A | 188.68.232.23🇵🇱 SPRINT-SDC188.68.224.0/20 Sprint S.A. Sprint Data Center Olsztyn, Poland | ||||||
| PTR | n8232h23.sprintdatacenter.net | ||||||
| NS | ns.targetnet.pl | ||||||
| A | 185.38.248.227🇵🇱 SPRINT-SDC185.38.248.0/22 Sprint S.A. Sprint Data Center Olsztyn, Poland | ||||||
| PTR | srv.targetnet.pl | ||||||
| TXT | v=spf1 a mx a:mail.targetnet.pl a:sendmail.targetnet.pl -all | ||||||
| SOA | ns.targetnet.plpostmaster@polnischkurs.org 2025-11-25 #1 | ||||||
org
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation | ||||||
| NS | a2.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | b0.org.afilias-nst.org | ||||||
| NS | b2.org.afilias-nst.org | ||||||
| NS | c0.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | d0.org.afilias-nst.org | ||||||
| SOA | a0.org.afilias-nst.infohostmaster@donuts.email serial=1778336655 | ||||||
Previously MX for
polnischkurs.org |
Same first word
polnischkurs.org |
polnischkurs.com |
DNS History
8 records (2 active, 6 former)
●NSns.targetnet.pl2026-04-06 → 2026-05-09 · 3 obs
● 2026-04-06 02:15:02
● 2026-05-09 14:37:58
●NSns1.targetnet.pl2026-04-06 → 2026-05-09 · 3 obs
● 2026-04-06 02:15:02
● 2026-05-09 14:37:58
○NSns1.tld.pl2015-05-29 → 2017-01-03 · 4 obs
● 2017-01-03 11:27:54
○ 2026-04-06 02:15:02
○ 2026-05-09 14:37:58
○NSns2.tld.pl2015-05-29 → 2017-01-03 · 4 obs
● 2017-01-03 11:27:54
○ 2026-04-06 02:15:02
○ 2026-05-09 14:37:58
○MXmail.polnischkurs.org2026-04-06 → 2026-05-07 · 4 obs
● 2026-04-06 18:55:24
● 2026-05-07 03:53:30
○ 2026-05-09 14:37:58
○MXpolnischkurs.org2015-05-29 → 2017-01-03 · 4 obs
● 2017-01-03 11:27:54
○ 2026-04-06 02:15:02
○ 2026-05-09 14:37:58
○A185.38.248.2272026-04-06 → 2026-05-07 · 5 obs
● 2026-04-06 02:15:02
○ 2026-04-06 18:55:24
● 2026-05-07 03:53:30
○ 2026-05-09 14:37:58
○A195.149.226.1672015-05-29 → 2017-01-03 · 4 obs
● 2017-01-03 11:27:54
○ 2026-04-06 02:15:02
○ 2026-05-09 14:37:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| polnischkurs.org | ns.targetnet.pl, ns1.targetnet.pl | - |
✅ Authoritative Response
Server:188.68.232.23
NS records: ns.targetnet.pl, ns1.targetnet.pl
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for polnischkurs.org (unsigned zone)
⏱️ Timing
Total: 677ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | ns.targetnet.pl, ns1.targetnet.pl |
| SOA | 1 | ns.targetnet.pl postmaster.polnischkurs. |
Analysis
Name Servers
Two name servers ns1.targetnet.pl and ns.targetnet.pl handle the delegation for polnischkurs.org.
polnischkurs.org shares the same name server setup as other domains, for instance wymarzonezdjecia.pl, perio.pl, gavex.pl, rzucaniepalenia.pl and nttg.eu.
polnischkurs.org at least partially shares name servers with other domains, for instance webprom.pl, biomax.pl, targetnet.pl, kopiowaniestarychkaset.pl and wydawnictwokwn.pl.
These name servers are commonly used with the following: ns.webprom.pl, ns2.targetnet.pl, ns2.webprom.pl and ns.targetent.pl.
Host names with one IP:
ns1.targetnet.pl points to: 188.68.232.23
ns.targetnet.pl points to: 185.38.248.227