mx.ko0l.de - robtex.com
mx.ko0l.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 | ||||||
ko0l.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.ko0l.de ⭐ | ||||||
| MX | mx.ko0l.de(20) | ||||||
| TXT | v=spf1 mx ip6:2001:470:1f0b:897::/64 ip6:2a03:4000:8:562::/64 ip4:37.221.192.... | ||||||
| SOA | ns1.he.nethostmaster@he.net 2026-03-26 #3 | ||||||
PTR for
MX for
Same first word
Similar names
mx.csb.app |
mx.au |
xm.world |
xm.lt |
mx.go.gov.br |
mx.com.mx |
mx.dev |
xm.com.ua |
xm.ru |
xm.de |
xm.cl |
xm.sk |
xm.se |
xm.hu |
xm.com.co |
xm.africa |
xm.fi |
xm.is |
xm.am |
xm.money |
xm.be |
xm.cz |
xm.hk.cn |
xm.fj.cn |
xm.pl |
xm.vn.ua |
xm.house |
xm.mk |
xm.com |
DNS History
2 records (2 active, 0 former)
●A2a03:4000:8:562::12026-02-21 → 2026-03-27 · 2 obs
● 2026-02-21 23:42:26
● 2026-03-27 04:39:12
● 2026-03-27 04:39:12
●A37.221.192.1032026-02-21 → 2026-03-27 · 2 obs
● 2026-02-21 23:42:26
● 2026-03-27 04:39:12
● 2026-03-27 04:39:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| ko0l.de | ns2.he.net, ns1.he.net, ns4.he.net, ns3.he.net... | - |
✅ Authoritative Response
Server:216.218.131.2
NS records: ns2.he.net, ns1.he.net, ns4.he.net, ns3.he.net, ns5.he.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ko0l.de (unsigned zone)
⏱️ Timing
Total: 596ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 37.221.192.103 |
| AAAA | 1 | 2a03:4000:8:562::1 |
Analysis
Mail Server Role
mx.ko0l.de serves as the mail server for ko0l.de.
mail.ko0l.de commonly serves as a mail server along with mx.ko0l.de.
IP Addresses
Two IP numbers are pointed to by mx.ko0l.de: 2a03:4000:8:562::1 and 37.221.192.103.
other host names include matgoe.de, mx.akool.de, mx.co0l.de, mail.matgoe.de and v22013011509710165.yourvserver.net; they share IP numbers with mx.ko0l.de.