jzu.pl - robtex.com

jzu.pl

DNSSEC⚠️ Not signed
A91.225.28.31🇵🇱 CF-KRK91.225.28.0/23
PTRdedyk244.cyber-folks.pl
NSns1.proads.pl ⭐ ⚠️ Not in parent delegation
A94.152.254.111🇵🇱 OXYLION-AS94.152.254.0/24
PTRns1.cyberfolks.pl
NSns1.cyberfolks.pl ⚠️ Not in zone NS records
A94.152.254.111🇵🇱 OXYLION-AS94.152.254.0/24
PTRns1.cyberfolks.pl
NSns2.cyberfolks.pl ⚠️ Not in zone NS records
A94.152.255.111🇵🇱 OXYLION-AS94.152.255.0/24
PTRns2.cyberfolks.pl
NSns2.proads.pl ⚠️ Not in parent delegation
A94.152.255.111🇵🇱 OXYLION-AS94.152.255.0/24
PTRns2.cyberfolks.pl
NSns3.cyberfolks.pl ⚠️ Not in zone NS records
A94.152.254.161🇵🇱 OXYLION-AS94.152.254.0/24
PTRns3.cyberfolks.pl
MXmail.jzu.pl ⭐
A91.225.28.31🇵🇱 CF-KRK91.225.28.0/23
PTRdedyk244.cyber-folks.pl
TXTv=spf1 a mx include:_spf.cyberfolks.pl -all
SOAns1.proads.plhostmaster@jzu.pl 2026-03-04 #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=1778308362

Subdomains

mail.jzu.pl

Same first word

jzu.co.uk
jzu.ru
jzu.com.pl
jzu.ai
jzu.cn
jzu.de
jzu.com
jzu.pl
jzu.com.cn
jzu.co
jzu.edu.cn
jzu.it
jzu.net
jzu.cz

Similar names

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zju.icu
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zuj.com
juz.kiev.ua
zju.us
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uzj.de
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zju.tools

DNS History

13 records (7 active, 6 former)

20162017201820192020202120222023202420252026NSns1.cyberfolks.plns1.proads.plns2.cyberfolks.plns2.proads.plns3.cyberfolks.plns1.eurodns.comns2.eurodns.comns3.eurodns.comns4.eurodns.comMXmail.jzu.plmail.b-io.coA91.225.28.3180.92.84.139
●NSns1.cyberfolks.pl2026-03-07 → 2026-05-09 · 3 obs
○ 2016-12-20 07:30:32
● 2026-03-07 19:20:02
● 2026-05-09 20:15:52
○NSns1.eurodns.com2015-06-11 → 2016-12-20 · 4 obs
● 2015-06-11 12:37:54
● 2016-12-20 07:30:32
○ 2026-03-07 19:20:02
○ 2026-05-09 20:15:52
●NSns1.proads.pl2026-03-07 → 2026-05-09 · 3 obs
○ 2016-12-20 07:30:32
● 2026-03-07 19:20:02
● 2026-05-09 20:15:52
●NSns2.cyberfolks.pl2026-03-07 → 2026-05-09 · 3 obs
○ 2016-12-20 07:30:32
● 2026-03-07 19:20:02
● 2026-05-09 20:15:52
○NSns2.eurodns.com2015-06-11 → 2016-12-20 · 4 obs
● 2015-06-11 12:37:54
● 2016-12-20 07:30:32
○ 2026-03-07 19:20:02
○ 2026-05-09 20:15:52
●NSns2.proads.pl2026-03-07 → 2026-05-09 · 3 obs
○ 2016-12-20 07:30:32
● 2026-03-07 19:20:02
● 2026-05-09 20:15:52
●NSns3.cyberfolks.pl2026-03-07 → 2026-05-09 · 3 obs
○ 2016-12-20 07:30:32
● 2026-03-07 19:20:02
● 2026-05-09 20:15:52
○NSns3.eurodns.com2015-06-11 → 2016-12-20 · 4 obs
● 2015-06-11 12:37:54
● 2016-12-20 07:30:32
○ 2026-03-07 19:20:02
○ 2026-05-09 20:15:52
○NSns4.eurodns.com2015-06-11 → 2016-12-20 · 4 obs
● 2015-06-11 12:37:54
● 2016-12-20 07:30:32
○ 2026-03-07 19:20:02
○ 2026-05-09 20:15:52
○MXmail.b-io.co2015-06-11 → 2016-12-20 · 4 obs
● 2015-06-11 12:37:54
● 2016-12-20 07:30:32
○ 2026-03-07 19:20:02
○ 2026-05-09 20:15:52
●MXmail.jzu.pl2026-03-07 → 2026-05-09 · 3 obs
○ 2016-12-20 07:30:32
● 2026-03-07 19:20:02
● 2026-05-09 20:15:52
○A80.92.84.1392015-06-11 → 2016-12-20 · 4 obs
● 2015-06-11 12:37:54
● 2016-12-20 07:30:32
○ 2026-03-07 19:20:02
○ 2026-05-09 20:15:52
●A91.225.28.312026-03-07 → 2026-05-09 · 3 obs
○ 2016-12-20 07:30:32
● 2026-03-07 19:20:02
● 2026-05-09 20:15:52

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
pla-dns.pl, b-dns.pl, d-dns.pl, f-dns.pl...-
jzu.plns1.cyberfolks.pl, ns3.cyberfolks.pl, ns2.cyberfolks.pl3 records

✅ Authoritative Response

Server:94.152.255.111

NS records: ns1.cyberfolks.pl, ns3.cyberfolks.pl, ns2.cyberfolks.pl

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for jzu.pl (unsigned zone)

⏱️ Timing

Total: 548ms | Queries: -

📄 Records

TypeCountSample Data
A191.225.28.31
NS2ns2.proads.pl, ns1.proads.pl
MX1mail.jzu.pl (pri: 10)
TXT1v=spf1 a mx include:_spf.cyberfolks.pl -
SOA1ns1.proads.pl hostmaster.jzu.pl

📌 Glue Records Collected

Total: 3

Out-of-bailiwick: 3 (ns3.cyberfolks.pl, ns2.cyberfolks.pl, ns1.cyberfolks.pl)

Analysis

Hierarchy

jzu.pl is the parent of mail.jzu.pl.

IP Addresses

jzu.pl points to a single IP number: 91.225.28.31.

other host names for instance mail.ogloszeniabochnia.pl, noclegi-katowice.pl, surogatka.pl, mail.kupfranki.pl and ogloszeniagdansk.com share IP numbers with jzu.pl.

Name Servers

jzu.pl is delegated to five name servers: ns1.cyberfolks.pl, ns2.cyberfolks.pl, ns3.cyberfolks.pl, ns1.proads.pl and ns2.proads.pl.

jzu.pl at least partially shares name servers with other domains, for instance ltm.pl, walmarplus.com.pl, it-spy.com.pl, carpetsandmore.eu and washzone.pl.

These name servers are often used together with the name servers ns3.proads.pl, ns1.hekko.net.pl, ns2.hekko.net.pl, dns1.linuxpl.com, dns2.linuxpl.com, dns3.linuxpl.com, ns1.futurehost.pl, ns2.futurehost.pl, ns1.pro-linuxpl.com and ns2.pro-linuxpl.com.

Host names with a single IP:

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.proads.pl points to 94.152.254.111

ns2.proads.pl points to 94.152.255.111

Host names pointing to 94.152.254.111: ns1.cyberfolks.pl and ns1.proads.pl

Host names pointing to 94.152.255.111: ns2.cyberfolks.pl and ns2.proads.pl

Mail Servers

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

Host name mail.jzu.pl points to IP address 91.225.28.31.