mx.co0l.de - robtex.com
mx.co0l.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a03:4000:8:562::1🇩🇪 netcup-AS2a03:4000::/32 NETCUP-GMBH | ||||||
| PTR | mx.ko0l.de | ||||||
| A | 37.221.192.103🇩🇪 netcup-AS37.221.192.0/22 | ||||||
co0l.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2001:470:1f0b:897::204🇺🇸 HURRICANE2001:470::/32 Hurricane Electric 55 South Market St San Jose, CA | ||||||
| A | 176.199.84.174🇩🇪 VODANET176.199.0.0/16 Vodafone West | ||||||
| NS | ns1.he.net ⭐ | ||||||
| NS | ns2.he.net | ||||||
| NS | ns3.he.net | ||||||
| NS | ns4.he.net | ||||||
| NS | ns5.he.net | ||||||
| MX | mail.co0l.de ⭐ | ||||||
| MX | mx.co0l.de(20) | ||||||
| TXT | v=spf1 mx ip6:2001:470:1f0b:897::/64 ip6:2a03:4000:8:562::/64 ip4:37.221.192.... | ||||||
| TXT | google-site-verification=rqSiiak8L6pqYjoIt3Dv2zNqXrBOZOL8NjnKrWmI-Zw | ||||||
| SOA | ns1.he.nethostmaster@he.net 2026-03-26 #3 | ||||||
MX for
Same first word
Similar names
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| co0l.de | ns1.he.net, ns2.he.net, ns3.he.net, ns4.he.net... | - |
✅ Authoritative Response
Server:216.218.130.2
NS records: ns1.he.net, ns2.he.net, ns3.he.net, ns4.he.net, ns5.he.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for co0l.de (unsigned zone)
⏱️ Timing
Total: 1040ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 37.221.192.103 |
| AAAA | 1 | 2a03:4000:8:562::1 |
Analysis
Mail Server Role
mx.co0l.de serves as the mail server for co0l.de.
mail.co0l.de commonly serves as a mail server along with mx.co0l.de.
IP Addresses
Two IP numbers are pointed to by mx.co0l.de: 2a03:4000:8:562::1 and 37.221.192.103.
other host names include mail.matgoe.de, v22013011509710165.yourvserver.net, mx.ko0l.de, matgoe.de and mx.akool.de; they share IP numbers with mx.co0l.de.