mailadmin.koga.cz - robtex.com
mailadmin.koga.cz
| DNSSEC | ⚠️ Not signed | ||||||
| A | 81.91.87.10🇨🇿 WEB4U81.91.80.0/21 | ||||||
| PTR | mail.web4u.cz | ||||||
koga.cz
| DNSSEC | ⚠️ Not signed | ||||||
| A | 82.208.46.45🇨🇿 CASABLANCA-AS82.208.46.0/23 Casablanca INT | ||||||
| NS | ns2.web4u.cz ⭐ | ||||||
| NS | ns.web4u.cz | ||||||
| MX | mail-3.domains.sk ⭐ | ||||||
| SOA | ns.web4u.czadmin@web4u.cz 2006-09-16 #1 | ||||||
Same first word
Similar names
DNS History
1 record (1 active, 0 former)
●A81.91.87.102015-06-19 → 2026-05-14 · 2 obs
● 2015-06-19 15:58:54
● 2026-05-14 13:53:32
● 2026-05-14 13:53:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz | - |
| koga.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: 1282ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.91.87.10 |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns.web4u.cz, ns.web4u.cz, ns2.web4u.cz...)
Analysis
IP Addresses
mailadmin.koga.cz points to a single IP number: 81.91.87.10.
other host names for instance mail.ocim.cz, mail.kovopol.eu, mail.tjhazenajh.cz, mail.cccpraha.cz and mail.attopen.cz share IP numbers with mailadmin.koga.cz.