duosystem.pl - robtex.com

duosystem.pl

DNSSEC⚠️ Not signed
A195.78.67.22🇵🇱 CF-GDA195.78.66.0/23
PTRs14.cyber-folks.pl
NSns1.cyberfolks.pl ⭐ ⚠️ Not in parent delegation
A94.152.254.111🇵🇱 OXYLION-AS94.152.254.0/24
PTRns1.cyberfolks.pl
NSns1.hekko.net.pl ⚠️ Not in zone NS records
A94.152.255.102🇵🇱 OXYLION-AS94.152.255.0/24
PTRns1.hekko.net.pl
NSns2.cyberfolks.pl ⚠️ Not in parent delegation
A94.152.255.111🇵🇱 OXYLION-AS94.152.255.0/24
PTRns2.cyberfolks.pl
NSns2.hekko.net.pl ⚠️ Not in zone NS records
A94.152.254.102🇵🇱 OXYLION-AS94.152.254.0/24
PTRns2.hekko.net.pl
NSns3.cyberfolks.pl ⚠️ Not in parent delegation
A94.152.254.161🇵🇱 OXYLION-AS94.152.254.0/24
PTRns3.cyberfolks.pl
MXmail.duosystem.pl ⭐
A195.78.67.22🇵🇱 CF-GDA195.78.66.0/23
PTRs14.cyber-folks.pl
TXTv=spf1 a mx include:_spf.cyberfolks.pl -all
SOAns1.cyberfolks.plhostmaster@duosystem.pl 2023-11-22 #1

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=1773473727

Subdomains

mail.duosystem.pl

Same first word

duosystem.de
duosystem.pl
duosystem.cz
duosystem.com
duosystem.com.br
duosystem.it
duosystem.net.pl
duosystem.eu
duosystem.pt

Similar names

systemduo.ba
studysome.com

DNS History

14 records (7 active, 7 former)

20162017201820192020202120222023202420252026NSns1.cyberfolks.plns1.hekko.net.plns2.cyberfolks.plns2.hekko.net.plns3.cyberfolks.plns1.duosystem.plns1.premium.plns2.duosystem.plns2.premium.plMXmail.duosystem.plA195.78.67.22188.128.255.25146.29.23.17962.129.243.50
●NSns1.cyberfolks.pl2026-03-06 → 2026-03-23 · 3 obs
○ 2016-12-28 21:24:46
● 2026-03-06 16:03:16
● 2026-03-23 23:28:08
○NSns1.duosystem.pl2016-01-21 → 2016-04-10 · 5 obs
○ 2015-10-29 02:04:56
● 2016-01-21 10:28:06
● 2016-04-10 01:01:04
○ 2016-12-28 21:24:46
○ 2026-03-23 23:28:08
●NSns1.hekko.net.pl2026-03-06 → 2026-03-23 · 3 obs
○ 2016-12-28 21:24:46
● 2026-03-06 16:03:16
● 2026-03-23 23:28:08
○NSns1.premium.pl2015-06-13 → 2015-10-29 · 4 obs
● 2015-06-13 14:03:14
● 2015-10-29 02:04:56
○ 2016-01-21 10:28:06
○ 2026-03-23 23:28:08
●NSns2.cyberfolks.pl2026-03-06 → 2026-03-23 · 3 obs
○ 2016-12-28 21:24:46
● 2026-03-06 16:03:16
● 2026-03-23 23:28:08
○NSns2.duosystem.pl2016-01-21 → 2016-04-10 · 5 obs
○ 2015-10-29 02:04:56
● 2016-01-21 10:28:06
● 2016-04-10 01:01:04
○ 2016-12-28 21:24:46
○ 2026-03-23 23:28:08
●NSns2.hekko.net.pl2026-03-06 → 2026-03-23 · 3 obs
○ 2016-12-28 21:24:46
● 2026-03-06 16:03:16
● 2026-03-23 23:28:08
○NSns2.premium.pl2015-06-13 → 2015-10-29 · 4 obs
● 2015-06-13 14:03:14
● 2015-10-29 02:04:56
○ 2016-01-21 10:28:06
○ 2026-03-23 23:28:08
●NSns3.cyberfolks.pl2026-03-06 → 2026-03-23 · 3 obs
○ 2016-12-28 21:24:46
● 2026-03-06 16:03:16
● 2026-03-23 23:28:08
●MXmail.duosystem.pl2026-03-06 → 2026-03-23 · 2 obs
● 2026-03-06 16:03:16
● 2026-03-23 23:28:08
○A188.128.255.2512015-10-29 → 2015-10-29 · 4 obs
○ 2015-06-13 14:03:14
● 2015-10-29 02:04:56
○ 2016-01-21 10:28:06
○ 2026-03-23 23:28:08
●A195.78.67.222026-03-06 → 2026-03-23 · 3 obs
○ 2016-12-28 21:24:46
● 2026-03-06 16:03:16
● 2026-03-23 23:28:08
○A46.29.23.1792016-01-21 → 2016-04-10 · 5 obs
○ 2015-10-29 02:04:56
● 2016-01-21 10:28:06
● 2016-04-10 01:01:04
○ 2016-12-28 21:24:46
○ 2026-03-23 23:28:08
○A62.129.243.502015-06-13 → 2015-06-13 · 3 obs
● 2015-06-13 14:03:14
○ 2015-10-29 02:04:56
○ 2026-03-23 23:28:08

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
plh-dns.pl, b-dns.pl, a-dns.pl, d-dns.pl...-
duosystem.plns1.hekko.net.pl, ns2.hekko.net.pl-

✅ Authoritative Response

Server:94.152.255.102

NS records: ns1.hekko.net.pl, ns2.hekko.net.pl

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for duosystem.pl (unsigned zone)

⏱️ Timing

Total: 1002ms | Queries: -

📄 Records

TypeCountSample Data
A1195.78.67.22
NS3ns3.cyberfolks.pl, ns1.cyberfolks.pl...
MX1mail.duosystem.pl (pri: 10)
TXT1v=spf1 a mx include:_spf.cyberfolks.pl -
SOA1ns1.cyberfolks.pl hostmaster.duosystem.p

Analysis

Hierarchy

duosystem.pl is the parent of mail.duosystem.pl.

IP Addresses

duosystem.pl resolves to a single IP: 195.78.67.22.

Other host names, for instance duosystem.net.pl, mail.pzuchorzow.com, mail.crm.dzdz.edu.pl, energo-projekt.com and mistic.pl share IP numbers with duosystem.pl.

Name Servers

duosystem.pl delegates to five name servers: ns1.cyberfolks.pl, ns2.cyberfolks.pl, ns3.cyberfolks.pl, ns1.hekko.net.pl and ns2.hekko.net.pl.

duosystem.pl shares some name servers with other domains, for example pomoz.pl, analytical.pl, pwrarytas.pl, archweb.pl and prema.eu.

these name servers are commonly used with ns1.futurehost.pl, ns2.futurehost.pl, ns3.biznes-host.pl, ns4.biznes-host.pl, dns10.linuxpl.com, ns10.linuxpl.com, dns1.linuxpl.com and dns2.linuxpl.com.

Host names with one IP number:

- ns1.cyberfolks.pl points to: 94.152.254.111

- ns2.cyberfolks.pl points to: 94.152.255.111

- ns3.cyberfolks.pl points to: 94.152.254.161

- ns1.hekko.net.pl points to: 94.152.255.102

- ns2.hekko.net.pl points to: 94.152.254.102

Mail Servers

duosystem.pl is handled by a single mail server, mail.duosystem.pl.

Host name mail.duosystem.pl points to IP 195.78.67.22.