cottocrudo.eu - robtex.com
cottocrudo.eu
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 81.91.86.12🇨🇿 WEB4U81.91.80.0/21 | ||||||
| PTR | php53.web4u.cz | ||||||
| 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 2011-11-01 #1 | ||||||
eu
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | si.dns.eu ⭐ | ||||||
| NS | be.dns.eu | ||||||
| NS | w.dns.eu | ||||||
| NS | x.dns.eu | ||||||
| NS | y.dns.eu | ||||||
| SOA | si.dns.eutech@eurid.eu serial=1123612300 | ||||||
Subdomains
mail.cottocrudo.eu |
Same first word
cottocrudo.eu |
DNS History
5 records (4 active, 1 former)
○MXmail.cottocrudo.eu2015-08-14 → 2017-02-15 · 4 obs
● 2017-02-15 06:56:08
○ 2020-02-21 01:15:46
○ 2026-04-25 13:00:56
●MXmx.web4u.cz2020-02-21 → 2026-04-25 · 3 obs
● 2020-02-21 01:15:46
● 2026-04-25 13:00:56
●A81.91.86.122015-08-14 → 2026-04-25 · 2 obs
● 2026-04-25 13:00:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| eu | w.dns.eu, x.dns.eu, y.dns.eu, be.dns.eu... | - |
| cottocrudo.eu | ns.web4u.cz, ns2.web4u.cz | - |
✅ 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: 1310ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.91.86.12 |
| NS | 2 | ns.web4u.cz, ns2.web4u.cz |
| MX | 1 | mx.web4u.cz (pri: 10) |
| SOA | 1 | ns.web4u.cz admin.web4u.cz |
Analysis
Hierarchy
The parent of mail.cottocrudo.eu is cottocrudo.eu.
IP Addresses
cottocrudo.eu points to an IP address: 81.91.86.12.
other host names include minarkuchyne.cz, podebradsky.cz, zametak.cz, gofi.eu and pgmcode.com; they share IP numbers with cottocrudo.eu.
Name Servers
Two name servers ns2.web4u.cz and ns.web4u.cz handle the delegation for cottocrudo.eu.
cottocrudo.eu shares the same name server setup as other domains, for instance miraclis.cz, avmedia.eu, zspostorna.cz, dronsolutions.cz and cernymusic.com.
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
cottocrudo.eu is handled by a single mail server, mx.web4u.cz.
cottocrudo.eu uses the same mail server setup as other domains, for instance smartvet.cz, airtag.cz, replaa.com, domacitrener.cz and pitstop24.cz.
cottocrudo.eu shares at least some mail servers with other domains, for instance lipovy.cz.
mx.web4u.cz resolves to two IPs: 2001:1568::7012 and 81.91.87.12.