blue-zone.pl - robtex.com

blue-zone.pl

DNSSEC⚠️ Not signed
A81.186.225.127🇵🇱 NFB-AS81.186.224.0/20 Digital Media Technology Sp. z o.o.
PTRpl-225-127.rgb365.eu
NSns11.rgb365.eu ⭐
A83.143.131.250🇵🇱 NFB-AS83.143.128.0/21 Network For Business Sp. z o.o.
PTR538f83fa.as35174.net
NSns12.rgb365.eu
A83.143.132.250🇵🇱 NFB-AS83.143.128.0/21 Network For Business Sp. z o.o.
PTR538f84fa.as35174.net
NSns13.rgb365.eu ⚠️ Not in parent delegation
A83.143.134.250🇵🇱 NFB-AS83.143.128.0/21 Network For Business Sp. z o.o.
PTR538f86fa.as35174.net
MXmail.blue-zone.pl ⭐
A81.186.226.127🇵🇱 NFB-AS81.186.224.0/20 Digital Media Technology Sp. z o.o.
PTRmail-226-127.rgb365.eu
TXTv=spf1 include:_spf.rgb365.eu ~all
SOAns11.rgb365.eubiuro@blue-zone.pl 2026-03-29 #2

pl

DNSSEC🔒 Signed (DS record present)
NSa-dns.pl ⭐
NSb-dns.pl
NSd-dns.pl
NSf-dns.pl
NSh-dns.pl
NSj-dns.pl
TXTccTLD of Poland
SOAa-dns.pldnsmaster@nask.pl serial=1774765930

Previously MX for

blue-zone.pl

Subdomains

mail.blue-zone.pl
www.blue-zone.pl

Same first word

blue-zone.ca
blue-zone.sakura.ne.jp
blue-zone.company
blue-zone.pl

DNS History

10 records (5 active, 5 former)

201820192020202120222023202420252026NSns11.rgb365.euns12.rgb365.euns13.rgb365.euns1.nazwa.plns2.nazwa.plns3.nazwa.plMXmail.blue-zone.plblue-zone.plA81.186.225.12785.128.227.191
○NSns1.nazwa.pl2017-01-20 → 2017-01-20 · 3 obs
● 2017-01-20 14:27:22
○ 2026-03-03 04:07:52
○ 2026-03-29 14:51:04
●NSns11.rgb365.eu2026-03-03 → 2026-03-29 · 3 obs
○ 2017-01-20 14:27:22
● 2026-03-03 04:07:52
● 2026-03-29 14:51:04
●NSns12.rgb365.eu2026-03-03 → 2026-03-29 · 3 obs
○ 2017-01-20 14:27:22
● 2026-03-03 04:07:52
● 2026-03-29 14:51:04
●NSns13.rgb365.eu2026-03-03 → 2026-03-29 · 3 obs
○ 2017-01-20 14:27:22
● 2026-03-03 04:07:52
● 2026-03-29 14:51:04
○NSns2.nazwa.pl2017-01-20 → 2017-01-20 · 3 obs
● 2017-01-20 14:27:22
○ 2026-03-03 04:07:52
○ 2026-03-29 14:51:04
○NSns3.nazwa.pl2017-01-20 → 2017-01-20 · 3 obs
● 2017-01-20 14:27:22
○ 2026-03-03 04:07:52
○ 2026-03-29 14:51:04
○MXblue-zone.pl2017-01-20 → 2017-01-20 · 3 obs
● 2017-01-20 14:27:22
○ 2026-03-03 04:07:52
○ 2026-03-29 14:51:04
●MXmail.blue-zone.pl2026-03-03 → 2026-03-29 · 3 obs
○ 2017-01-20 14:27:22
● 2026-03-03 04:07:52
● 2026-03-29 14:51:04
●A81.186.225.1272026-03-03 → 2026-03-29 · 3 obs
○ 2017-01-20 14:27:22
● 2026-03-03 04:07:52
● 2026-03-29 14:51:04
○A85.128.227.1912017-01-20 → 2017-01-20 · 3 obs
● 2017-01-20 14:27:22
○ 2026-03-03 04:07:52
○ 2026-03-29 14:51:04

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
pla-dns.pl, b-dns.pl, d-dns.pl, f-dns.pl...-
blue-zone.plns12.rgb365.eu, ns11.rgb365.eu-

✅ Authoritative Response

Server:83.143.132.250

NS records: ns12.rgb365.eu, ns11.rgb365.eu

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for blue-zone.pl (unsigned zone)

⏱️ Timing

Total: 1395ms | Queries: -

📄 Records

TypeCountSample Data
A181.186.225.127
NS3ns13.rgb365.eu, ns12.rgb365.eu...
MX1mail.blue-zone.pl (pri: 10)
TXT1v=spf1 include:_spf.rgb365.eu ~all
SOA1ns11.rgb365.eu biuro.blue-zone.pl

Analysis

Hierarchy

blue-zone.pl is a parent of mail.blue-zone.pl and www.blue-zone.pl.

IP Addresses

blue-zone.pl points to IP number 81.186.225.127.

For instance, other host names artcomputers.com.pl, tpdkrosno.pl, lumaro.pl, mail.spokosopot.pl and nazaporze.pl share IP numbers with blue-zone.pl.

Name Servers

The delegation for blue-zone.pl is handled by three name servers: ns11.rgb365.eu, ns12.rgb365.eu and ns13.rgb365.eu.

blue-zone.pl shares name servers with other domains at least partially, for example geoprime.pl, mariuszborowiec.pl, siatka-metalowa.pl, artresidence.pl and dabs.pl.

Host names with a single IP address: ns11.rgb365.eu points to 83.143.131.250; ns12.rgb365.eu points to 83.143.132.250; ns13.rgb365.eu points to 83.143.134.250.

Mail Servers

blue-zone.pl is handled by a single mail server, mail.blue-zone.pl.

mail.blue-zone.pl points to a single IP: 81.186.226.127.