auditio.cz - robtex.com
auditio.cz
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 2001:1568::14🇨🇿 WEB4U2001:1568::/33 | ||||||
| PTR | php7.web4u.cz | ||||||
| A | 81.91.86.14🇨🇿 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 2024-03-05 #2 | ||||||
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=1776079032 | ||||||
Same first word
Similar names
DNS History
9 records (5 active, 4 former)
○NSns.forpsi.cz2015-07-01 → 2018-01-16 · 4 obs
● 2018-01-16 05:22:00
○ 2026-03-27 12:33:06
○ 2026-04-13 11:31:50
○NSns.forpsi.it2015-07-01 → 2018-01-16 · 4 obs
● 2018-01-16 05:22:00
○ 2026-03-27 12:33:06
○ 2026-04-13 11:31:50
○NSns.forpsi.net2015-07-01 → 2018-01-16 · 4 obs
● 2018-01-16 05:22:00
○ 2026-03-27 12:33:06
○ 2026-04-13 11:31:50
●NSns.web4u.cz2026-03-27 → 2026-04-13 · 3 obs
● 2026-03-27 12:33:06
● 2026-04-13 11:31:50
●NSns2.web4u.cz2026-03-27 → 2026-04-13 · 3 obs
● 2026-03-27 12:33:06
● 2026-04-13 11:31:50
●A2001:1568::142026-03-27 → 2026-04-13 · 3 obs
● 2026-03-27 12:33:06
● 2026-04-13 11:31:50
○A81.2.194.1282015-07-01 → 2018-01-16 · 4 obs
● 2018-01-16 05:22:00
○ 2026-03-27 12:33:06
○ 2026-04-13 11:31:50
●A81.91.86.142026-03-27 → 2026-04-13 · 3 obs
● 2026-03-27 12:33:06
● 2026-04-13 11:31:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, c.ns.nic.cz, b.ns.nic.cz, d.ns.nic.cz | - |
| auditio.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: 893ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.91.86.14 |
| AAAA | 1 | 2001:1568::14 |
| 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
auditio.cz points to two IP numbers: 2001:1568::14 and 81.91.86.14.
Other host names, for instance vs107.server4u.cz, vs1143.server4u.cz, gamenet.cz, evanescence.cz and ceskosaske-svycarsko.cz share IP numbers with auditio.cz.
Name Servers
auditio.cz's delegation is to two name servers ns2.web4u.cz and ns.web4u.cz.
auditio.cz shares the same name server configuration as other domains, such as rosso.cz, epsillon.cz, halatruck.cz, domex.cz and hornibriza.cz.
Host names with two IP numbers: ns2.web4u.cz points to 2a02:a40:100:28ff::12 and 85.207.53.12; ns.web4u.cz points to 2001:1568:fd::241 and 185.14.224.241
Mail Servers
auditio.cz is served by a single mail server, mx.web4u.cz.
auditio.cz uses the same mail server setup as other domains such as loeat.com, epoli.cz, kimicar.sk, partsboilers.com and cmta.eu.
auditio.cz shares at least partially some mail servers with other domains, for example ixio.cz, mataki.gr, sakala.cz and purpurhotel.com.
Hostname mx.web4u.cz resolves to two IPs: 2001:1568::7012 and 81.91.87.12.