4p.pl - robtex.com
4p.pl
| DNSSEC | ⚠️ Not signed | ||||||
| A | 54.37.239.199🇫🇷 OVH54.37.0.0/16 | ||||||
| PTR | rev1node9.kru.pl | ||||||
| NS | ns1.kru.pl ⭐ | ||||||
| A | 217.182.200.139🇫🇷 OVH217.182.0.0/16 | ||||||
| PTR | node9.kru.pl | ||||||
| NS | ns2.kru.pl | ||||||
| A | 167.235.156.239🇩🇪 Hetzner167.235.0.0/16 HETZNER-DC | ||||||
| PTR | main1.kru.pl | ||||||
| MX | mail.4p.pl ⭐ | ||||||
| A | 54.37.239.199🇫🇷 OVH54.37.0.0/16 | ||||||
| PTR | rev1node9.kru.pl | ||||||
| TXT | v=spf1 a mx ip4:217.182.200.139 ~all | ||||||
| SOA | ns1.kru.plhostmaster@4p.pl 2026-07-11 #3 | ||||||
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=1784874717 | ||||||
Previously MX for
4p.pl |
Subdomains
mail.4p.pl |
Same first word
Similar names
p4.org |
p4.com.ua |
p4.net |
p4.hu |
p4.fr |
p4.su |
p4.design |
p4.no |
p4.agency |
p4.cn |
p4.spb.ru |
p4.nl |
p4.io |
p4.co.uk |
p4.com.au |
p4.ro |
p4.pl |
p4.com |
p4.pm |
p4.ru |
p4.tv |
p4.team |
p4.from.tv |
p4.to |
p4.lv |
p4.ca |
p4.de |
DNS History
13 records (4 active, 9 former)
○NSns1.hekko.net.pl2016-09-07 → 2020-11-22 · 5 obs
● 2016-09-07 01:34:10
● 2020-11-22 08:11:34
○ 2026-07-17 15:14:56
○ 2026-07-24 13:52:26
●NSns1.kru.pl2026-07-17 → 2026-07-24 · 3 obs
● 2026-07-17 15:14:56
● 2026-07-24 13:52:26
○NSns1.nazwa.pl2015-07-13 → 2016-01-18 · 4 obs
● 2016-01-18 03:11:18
○ 2016-09-07 01:34:10
○ 2026-07-24 13:52:26
○NSns2.hekko.net.pl2016-09-07 → 2020-11-22 · 5 obs
● 2016-09-07 01:34:10
● 2020-11-22 08:11:34
○ 2026-07-17 15:14:56
○ 2026-07-24 13:52:26
●NSns2.kru.pl2026-07-17 → 2026-07-24 · 3 obs
● 2026-07-17 15:14:56
● 2026-07-24 13:52:26
○NSns2.nazwa.pl2015-07-13 → 2016-01-18 · 4 obs
● 2016-01-18 03:11:18
○ 2016-09-07 01:34:10
○ 2026-07-24 13:52:26
○NSns3.nazwa.pl2015-07-13 → 2016-01-18 · 4 obs
● 2016-01-18 03:11:18
○ 2016-09-07 01:34:10
○ 2026-07-24 13:52:26
○MX4p.pl2015-07-13 → 2016-01-18 · 4 obs
● 2016-01-18 03:11:18
○ 2016-09-07 01:34:10
○ 2026-07-24 13:52:26
●MXmail.4p.pl2016-09-07 → 2026-07-24 · 3 obs
● 2016-09-07 01:34:10
● 2026-07-24 13:52:26
○A185.208.164.1512020-11-22 → 2020-11-22 · 4 obs
● 2020-11-22 08:11:34
○ 2026-07-17 15:14:56
○ 2026-07-24 13:52:26
○A188.116.9.1992016-09-07 → 2017-08-29 · 5 obs
● 2016-09-07 01:34:10
● 2017-08-29 04:53:14
○ 2020-11-22 08:11:34
○ 2026-07-24 13:52:26
●A54.37.239.1992026-07-17 → 2026-07-24 · 3 obs
● 2026-07-17 15:14:56
● 2026-07-24 13:52:26
○A85.128.136.1052015-07-13 → 2016-01-18 · 4 obs
● 2016-01-18 03:11:18
○ 2016-09-07 01:34:10
○ 2026-07-24 13:52:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| pl | d-dns.pl, a-dns.pl, h-dns.pl, j-dns.pl... | - |
| 4p.pl | ns2.kru.pl, ns1.kru.pl | 2 records |
✅ Authoritative Response
Server:217.182.200.139
NS records: ns2.kru.pl, ns1.kru.pl
🔒 DNSSEC Status
❌ Bogus (DNSSEC validation failed)
Validation error at pl: Error: DNS query timeout: 185.159.197.48 for DNSKEY pl
⏱️ Timing
Total: 3408ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 54.37.239.199 |
| NS | 2 | ns2.kru.pl, ns1.kru.pl |
| MX | 1 | mail.4p.pl (pri: 10) |
| TXT | 1 | v=spf1 a mx ip4:217.182.200.139 ~all |
| SOA | 1 | ns1.kru.pl hostmaster.4p.pl |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns2.kru.pl, ns1.kru.pl)
Analysis
Hierarchy
mail.4p.pl is a subdomain of 4p.pl.
IP Addresses
4p.pl resolves to one IP address: 54.37.239.199.
mail.stellar.pl, higiena.com.pl, mail.studiopieknanr5.pl and two other host names share IP numbers with 4p.pl.
Name Servers
4p.pl is served by two delegated name servers, ns1.kru.pl and ns2.kru.pl.
4p.pl uses the same name servers as several other domains — among them radioaplauz.com.pl, glod.pl, stroiciel.warszawa.pl and two more.
The DNS delegation for 4p.pl at least partly coincides with that of other domains, gwarant.nieruchomosci.pl being one example.
Both ns1.kru.pl and ns2.kru.pl have a single IP address each — ns1.kru.pl resolves to 217.182.200.139 while ns2.kru.pl resolves to 167.235.156.239.
Mail Servers
Mail for 4p.pl is handled by a single mail server, mail.4p.pl.
There is one IP number for mail.4p.pl: 54.37.239.199.