mx.4navi.cz - robtex.com
mx.4navi.cz
| DNSSEC | ⚠️ Not signed | ||||||
| A | 195.250.144.110🇨🇿 QUANTCOM-AS195.250.128.0/19 | ||||||
| PTR | nib.customer.vol.cz | ||||||
4navi.cz
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 195.250.144.110🇨🇿 QUANTCOM-AS195.250.128.0/19 | ||||||
| NS | ns.forpsi.net ⭐ | ||||||
| NS | ns.forpsi.cz | ||||||
| NS | ns.forpsi.it | ||||||
| MX | mx2.4navi.cz ⭐ | ||||||
| MX | mx.4navi.cz(40) | ||||||
| SOA | ns.forpsi.netadmin@forpsi.net 2026-04-09 #1 | ||||||
MX for
Same first word
Similar names
DNS History
1 record (1 active, 0 former)
●A195.250.144.1102015-08-05 → 2026-04-14 · 2 obs
● 2015-08-05 09:33:06
● 2026-04-14 08:33:00
● 2026-04-14 08:33:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz | - |
| 4navi.cz | ns.forpsi.cz, ns.forpsi.it, ns.forpsi.net | 2 records |
✅ Authoritative Response
Server:81.2.209.185
NS records: ns.forpsi.cz, ns.forpsi.it, ns.forpsi.net
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 1307ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 195.250.144.110 |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns.forpsi.cz, ns.forpsi.cz)
Analysis
Mail Server Role
mx.4navi.cz serves as the mail server for 4navi.cz, it4navi.eu, 4navi.net, 4navi.eu and 4navi.com.
mx2.4navi.cz commonly serves as a mail server together with mx.4navi.cz.
IP Addresses
mx.4navi.cz points to a single IP: 195.250.144.110.
Other host names, for instance 4navi.cz, jprvg.cz, it4navi.eu, pvg.cz and mx1.building-for-you.com share IP numbers with mx.4navi.cz.