mx0.ckfirst.de - robtex.com
mx0.ckfirst.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 80.237.138.5🇩🇪 GD-EMEA-DC-CGN180.237.138.0/24 GD MASS Network | ||||||
| PTR | mx0.webpack.hosteurope.de | ||||||
ckfirst.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 85.13.157.97🇩🇪 NMM-AS85.13.157.0/24 Neue Medien Muennich | ||||||
| NS | ns15.domaincontrol.com ⭐ | ||||||
| NS | ns16.domaincontrol.com | ||||||
| MX | mx0.ckfirst.de ⭐ | ||||||
| TXT | v=spf1 a mx include:spf.server-he.de -all | ||||||
| SOA | ns15.domaincontrol.comdns@jomax.net 2026-03-20 #3 | ||||||
MX for
Same first word
mx0.fr |
mx0.de |
mx0.net |
mx0.in |
mx0.email |
mx0.nl |
mx0.kinghost.net |
mx0.mx |
mx0.cn |
mx0.com |
mx0.na4u.ru |
mx0.me |
mx0.ca |
mx0.ru |
mx0.org |
mx0.eu |
Similar names
x0m.net |
0mx.com |
x0m.de |
m0x.ru |
0mx.de |
m0x.org |
m0x.de |
xm0.net |
m0x.io |
xm0.cc |
m0x.net |
0mx.top |
xm0.ru |
m0x.com |
xm0.com |
x0m.ru |
0mx.net |
0xm.de |
0mx.cc |
0xm.com |
0mx.org |
0xm.cc |
x0m.com |
0mx.cn |
0xm.net |
x0m.cn |
m0x.us |
m0x.cn |
DNS History
1 record (1 active, 0 former)
●A80.237.138.52018-11-12 → 2026-05-14 · 2 obs
● 2018-11-12 00:25:48
● 2026-05-14 22:04:34
● 2026-05-14 22:04:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| ckfirst.de | ns15.domaincontrol.com, ns16.domaincontrol.com | - |
✅ Authoritative Response
Server:97.74.107.8
NS records: ns15.domaincontrol.com, ns16.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ckfirst.de (unsigned zone)
⏱️ Timing
Total: 2223ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 80.237.138.5 |
Analysis
Mail Server Role
mx0.ckfirst.de serves as the mail server for ckfirst.de.
IP Addresses
mx0.ckfirst.de points to IP number 80.237.138.5.
For instance, other host names mx0.stefanies-style.de, mx0.viba-online.de, mx0.42-1.com, mx0.ralfwallat.de and mx0.heise-anwalt.com share IP numbers with mx0.ckfirst.de.