cza.pl - robtex.com
cza.pl
| DNSSEC | ⚠️ Not signed | ||||||
| A | 81.186.225.109🇵🇱 NFB-AS81.186.224.0/20 Digital Media Technology Sp. z o.o. | ||||||
| PTR | pl-225-109.rgb365.eu | ||||||
| NS | ns13.rgb365.eu ⭐ ⚠️ Not in parent delegation | ||||||
| A | 83.143.134.250🇵🇱 NFB-AS83.143.128.0/21 Network For Business Sp. z o.o. | ||||||
| PTR | 538f86fa.as35174.net | ||||||
| NS | ns11.rgb365.eu | ||||||
| A | 83.143.131.250🇵🇱 NFB-AS83.143.128.0/21 Network For Business Sp. z o.o. | ||||||
| PTR | 538f83fa.as35174.net | ||||||
| NS | ns12.rgb365.eu | ||||||
| A | 83.143.132.250🇵🇱 NFB-AS83.143.128.0/21 Network For Business Sp. z o.o. | ||||||
| PTR | 538f84fa.as35174.net | ||||||
| MX | mail.cza.pl ⭐ | ||||||
| A | 81.186.226.109🇵🇱 NFB-AS81.186.224.0/20 Digital Media Technology Sp. z o.o. | ||||||
| PTR | mail-226-109.rgb365.eu | ||||||
| TXT | v=spf1 include:_spf.rgb365.eu ~all | ||||||
| SOA | ns13.rgb365.eugrubyking@icloud.com 2026-02-18 #2 | ||||||
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=1771291803 | ||||||
Subdomains
mail.cza.pl |
Same first word
Similar names
DNS History
12 records (5 active, 7 former)
○NSdns1.uti.pl2015-08-06 → 2015-08-06 · 3 obs
○ 2016-01-13 17:46:58
○ 2026-03-13 06:13:02
○NSdns2.uti.pl2015-08-06 → 2015-08-06 · 3 obs
○ 2016-01-13 17:46:58
○ 2026-03-13 06:13:02
●NSns11.rgb365.eu2026-02-20 → 2026-03-13 · 3 obs
● 2026-02-20 21:52:46
● 2026-03-13 06:13:02
●NSns12.rgb365.eu2026-02-20 → 2026-03-13 · 3 obs
● 2026-02-20 21:52:46
● 2026-03-13 06:13:02
●NSns13.rgb365.eu2026-02-20 → 2026-03-13 · 3 obs
● 2026-02-20 21:52:46
● 2026-03-13 06:13:02
○NSns2.uti.com.pl2016-01-13 → 2017-12-28 · 5 obs
● 2016-01-13 17:46:58
● 2017-12-28 07:55:08
○ 2026-02-20 21:52:46
○ 2026-03-13 06:13:02
○NSns3.uti.com.pl2016-01-13 → 2017-12-28 · 5 obs
● 2016-01-13 17:46:58
● 2017-12-28 07:55:08
○ 2026-02-20 21:52:46
○ 2026-03-13 06:13:02
●MXmail.cza.pl2026-02-20 → 2026-03-13 · 3 obs
● 2026-02-20 21:52:46
● 2026-03-13 06:13:02
○MXmail.uti.pl2015-08-06 → 2015-08-06 · 3 obs
○ 2016-01-13 17:46:58
○ 2026-03-13 06:13:02
○MXmx.dmtec.eu2016-01-13 → 2017-12-28 · 5 obs
● 2016-01-13 17:46:58
● 2017-12-28 07:55:08
○ 2026-02-20 21:52:46
○ 2026-03-13 06:13:02
●A81.186.225.1092026-02-20 → 2026-03-13 · 3 obs
● 2026-02-20 21:52:46
● 2026-03-13 06:13:02
○A83.143.132.22015-08-06 → 2017-12-28 · 4 obs
● 2017-12-28 07:55:08
○ 2026-02-20 21:52:46
○ 2026-03-13 06:13:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| pl | a-dns.pl, b-dns.pl, d-dns.pl, f-dns.pl... | - |
| cza.pl | ns11.rgb365.eu, ns12.rgb365.eu | - |
✅ Authoritative Response
Server: 83.143.131.250
NS records: ns11.rgb365.eu, ns12.rgb365.eu
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cza.pl (unsigned zone)
⏱️ Timing
Total: 1273ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.186.225.109 |
| NS | 3 | ns13.rgb365.eu, ns12.rgb365.eu... |
| MX | 1 | mail.cza.pl (pri: 10) |
| TXT | 1 | v=spf1 include:_spf.rgb365.eu ~all |
| SOA | 1 | ns13.rgb365.eu grubyking.icloud.com |
Analysis
Hierarchy
mail.cza.pl has cza.pl as its parent.
IP Addresses
cza.pl maps to IP address 81.186.225.109.
Other host names, for instance mail.lexiom.pl, elitaowoce.pl, dombudex.pl, edugika.pl and mail.denticacenter.pl share IP numbers with cza.pl.
Name Servers
cza.pl is delegated to name servers ns11.rgb365.eu, ns12.rgb365.eu and ns13.rgb365.eu.
cza.pl at least partially shares name servers with other domains such as punkt-zwrotny.pl, ndff.pl, ckirsuprasl.com, lusawa.com and filar-bud.pl.
Host names with a single IP:
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
cza.pl is handled by a single mail server, mail.cza.pl.
mail.cza.pl points to one IP number: 81.186.226.109.