mail.4p.pl - robtex.com
mail.4p.pl
| DNSSEC | ⚠️ Not signed | ||||||
| A | 54.37.239.199🇫🇷 OVH54.37.0.0/16 | ||||||
| PTR | rev1node9.kru.pl | ||||||
4p.pl
| DNSSEC | ⚠️ Not signed | ||||||
| A | 54.37.239.199🇫🇷 OVH54.37.0.0/16 | ||||||
| NS | ns1.kru.pl ⭐ | ||||||
| NS | ns2.kru.pl | ||||||
| MX | mail.4p.pl ⭐ | ||||||
| TXT | v=spf1 a mx ip4:217.182.200.139 ~all | ||||||
| SOA | ns1.kru.plhostmaster@4p.pl 2026-07-11 #3 | ||||||
MX for
Same first word
Similar names
DNS History
2 records (1 active, 1 former)
○A188.116.9.1992016-09-07 → 2016-12-29 · 4 obs
● 2016-09-07 01:34:10
● 2016-12-29 19:07:44
○ 2026-07-17 15:14:58
○ 2026-07-26 19:23:58
● 2016-12-29 19:07:44
○ 2026-07-17 15:14:58
○ 2026-07-26 19:23:58
●A54.37.239.1992026-07-17 → 2026-07-26 · 3 obs
○ 2016-12-29 19:07:44
● 2026-07-17 15:14:58
● 2026-07-26 19:23:58
● 2026-07-17 15:14:58
● 2026-07-26 19:23:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| pl | f-dns.pl, b-dns.pl, j-dns.pl, h-dns.pl... | 12 records |
| 4p.pl | ns1.kru.pl, ns2.kru.pl | 2 records |
✅ Authoritative Response
Server:167.235.156.239
NS records: ns1.kru.pl, ns2.kru.pl
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 4p.pl (unsigned zone)
⏱️ Timing
Total: 2059ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 54.37.239.199 |
📌 Glue Records Collected
Total: 14
In-bailiwick: 12 (f-dns.pl, f-dns.pl, b-dns.pl...)
Out-of-bailiwick: 2 (ns2.kru.pl, ns1.kru.pl)
Analysis
Mail Server Role
Mail for 4p.pl is routed through the mail server mail.4p.pl.
IP Addresses
mail.4p.pl has exactly one IP address — 54.37.239.199.
www.linet.com.pl, erda.pl, 4media.pl plus two other host names have IP numbers in common with mail.4p.pl.