cppas.cz - robtex.com
cppas.cz
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 2001:1568::13🇨🇿 WEB4U2001:1568::/33 | ||||||
| PTR | php56.web4u.cz | ||||||
| A | 81.91.86.13🇨🇿 WEB4U81.91.80.0/21 | ||||||
| NS | ns2.web4u.cz ⭐ | ||||||
| A | 2a02:a40:100:28ff::12🇨🇿 BlueTone-AS2a02:a40::/32 Ceske Radiokomunikace, a.s. | ||||||
| PTR | ns2.web4u.cz | ||||||
| A | 85.207.53.12🇨🇿 BlueTone-AS85.207.0.0/16 BlueTone-CRa-CZ Fourth address block | ||||||
| PTR | ns2.web4u.cz | ||||||
| NS | ns.web4u.cz | ||||||
| A | 2001:1568:fd::241🇨🇿 WEB4U2001:1568::/33 | ||||||
| PTR | ns.web4u.cz | ||||||
| A | 185.14.224.241🇨🇿 WEB4U185.14.224.0/23 | ||||||
| PTR | ns.web4u.cz | ||||||
| MX | mx.web4u.cz ⭐ | ||||||
| A | 2001:1568::7012🇨🇿 WEB4U2001:1568::/33 | ||||||
| PTR | mx.web4u.cz | ||||||
| A | 81.91.87.12🇨🇿 WEB4U81.91.80.0/21 | ||||||
| PTR | mx.web4u.cz | ||||||
| SOA | ns.web4u.czadmin@web4u.cz 2015-02-24 #1 | ||||||
cz
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.ns.nic.cz ⭐ | ||||||
| NS | b.ns.nic.cz | ||||||
| NS | c.ns.nic.cz | ||||||
| NS | d.ns.nic.cz | ||||||
| SOA | a.ns.nic.czhostmaster@nic.cz serial=1790214447 | ||||||
Same first word
Similar names
Previous names
cpolm.cz |
cpom.cz |
cponline.cz |
cpop.cz |
cport.cz |
cportal.cz |
cpos.cz |
cposla.cz |
cpost.cz |
cposta.cz |
cpostcit.cz |
cpower.cz |
cpp-hurka.cz |
cpp-povinne-ruceni.cz |
cpp.cz |
cpp11.cz |
cpp4robots.cz |
cpp4u.cz |
cppa.cz |
cpparts.cz |
Next names
DNS History
5 records (5 active, 0 former)
●A2001:1568::132026-09-14 → 2026-09-24 · 2 obs
● 2026-09-24 02:02:02
●A81.91.86.132026-09-14 → 2026-09-24 · 2 obs
● 2026-09-24 02:02:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, c.ns.nic.cz, b.ns.nic.cz, d.ns.nic.cz | - |
| cppas.cz | ns.web4u.cz, ns2.web4u.cz | 4 records |
✅ Authoritative Response
Server:85.207.53.12
NS records: ns.web4u.cz, ns2.web4u.cz
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 896ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.91.86.13 |
| AAAA | 1 | 2001:1568::13 |
| NS | 2 | ns.web4u.cz, ns2.web4u.cz |
| MX | 1 | mx.web4u.cz (pri: 10) |
| SOA | 1 | ns.web4u.cz admin.web4u.cz |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns.web4u.cz, ns.web4u.cz, ns2.web4u.cz...)
Analysis
IP Addresses
cppas.cz resolves to the IP addresses 81.91.86.13 and 2001:1568::13
jamar.info, novevinarstvi.com, jsmezolomouce.cz plus two other host names have IP numbers in common with cppas.cz.
Name Servers
The NS records for cppas.cz delegate to ns2.web4u.cz and ns.web4u.cz.
The name server configuration of cppas.cz is shared with other domains, for instance vykupystarozitnosti.cz, reslgroup.com, klimatizaceberoun.cz and two others.
ns2.web4u.cz resolves to 85.207.53.12 and 2a02:a40:100:28ff::12. Likewise, ns.web4u.cz resolves to 185.14.224.241 and 2001:1568:fd::241 — two IP addresses apiece.
Mail Servers
cppas.cz uses one mail server — mx.web4u.cz.
The mail server setup of cppas.cz matches that of other domains such as sasy.sk, dd-stav.cz, svamberk.cz and two others.
At least some of the mail servers used by cppas.cz are shared with other domains: tomasjohancsik.cz, renecosmetics.cz, euroimpex.cz and two others among them.
mx.web4u.cz points to two IP addresses: 81.91.87.12 and 2001:1568::7012.