nullmx.htocars.com - robtex.com
nullmx.htocars.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2001:1568::14🇨🇿 WEB4U2001:1568::/33 | ||||||
| PTR | php7.web4u.cz | ||||||
| A | 81.91.86.14🇨🇿 WEB4U81.91.80.0/21 | ||||||
htocars.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2001:1568::14🇨🇿 WEB4U2001:1568::/33 | ||||||
| A | 81.91.86.14🇨🇿 WEB4U81.91.80.0/21 | ||||||
| NS | ns2.web4u.cz ⭐ | ||||||
| NS | ns.web4u.cz | ||||||
| MX | mx1.mailchannels.net ⭐ | ||||||
| MX | mx2.mailchannels.net ⭐ | ||||||
| SOA | ns.web4u.czadmin@web4u.cz 2025-05-06 #0 | ||||||
Previously MX for
Same first word
Similar names
DNS History
2 records (2 active, 0 former)
●A2001:1568::142026-03-29 → 2026-03-29 · 2 obs
● 2026-03-29 21:55:14
● 2026-03-29 21:55:16
● 2026-03-29 21:55:16
●A81.91.86.142026-03-29 → 2026-03-29 · 2 obs
● 2026-03-29 21:55:14
● 2026-03-29 21:55:16
● 2026-03-29 21:55:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | k.gtld-servers.net, g.gtld-servers.net, l.gtld-servers.net, e.gtld-servers.net... | - |
| htocars.com | ns.web4u.cz, ns2.web4u.cz | - |
✅ Authoritative Response
Server:185.14.224.241
NS records: ns.web4u.cz, ns2.web4u.cz
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for htocars.com (unsigned zone)
⏱️ Timing
Total: 791ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.91.86.14 |
| AAAA | 1 | 2001:1568::14 |
Analysis
IP Addresses
nullmx.htocars.com points to two IPs: 2001:1568::14 and 81.91.86.14.
Other host names including nsn-team.cz, vs220.server4u.cz, triangle-stores.com, kovovyroba-perfolinea.cz and klinkovsky.cz share IP numbers with nullmx.htocars.com.