mail2.cdumke.com - robtex.com
mail2.cdumke.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 144.76.12.155🇩🇪 Hetzner144.76.0.0/16 HETZNER-RZ-BLK-ERX1 | ||||||
| PTR | mail2.dom0.de | ||||||
cdumke.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 144.76.12.139🇩🇪 Hetzner144.76.0.0/16 HETZNER-RZ-BLK-ERX1 | ||||||
| NS | dns1.dom0.de ⭐ | ||||||
| NS | dns2.dom0.de | ||||||
| MX | mail0.cdumke.com ⭐ | ||||||
| MX | mail1.cdumke.com(20) | ||||||
| MX | mail2.cdumke.com(20) | ||||||
| SOA | dns1.dom0.denoc@dom0.de 2023-12-02 #1 | ||||||
MX for
Same first word
Similar names
DNS History
2 records (1 active, 1 former)
●A144.76.12.1552016-12-21 → 2026-04-13 · 3 obs
○ 2016-06-27 11:06:58
● 2016-12-21 07:53:26
● 2026-04-13 01:57:16
● 2016-12-21 07:53:26
● 2026-04-13 01:57:16
○A78.47.4.2262016-02-27 → 2016-06-27 · 4 obs
● 2016-02-27 14:13:06
● 2016-06-27 11:06:58
○ 2016-12-21 07:53:26
○ 2026-04-13 01:57:16
● 2016-06-27 11:06:58
○ 2016-12-21 07:53:26
○ 2026-04-13 01:57:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | d.gtld-servers.net, b.gtld-servers.net, g.gtld-servers.net, h.gtld-servers.net... | - |
| cdumke.com | dns1.dom0.de, dns2.dom0.de | - |
✅ Authoritative Response
Server:144.76.12.139
NS records: dns1.dom0.de, dns2.dom0.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cdumke.com (unsigned zone)
⏱️ Timing
Total: 651ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 144.76.12.155 |
Analysis
Mail Server Role
mail2.cdumke.com functions as a mail server for cdumke.com.
mail0.cdumke.com and mail1.cdumke.com are commonly used as mail servers alongside mail2.cdumke.com.
IP Addresses
mail2.cdumke.com resolves to one IP number: 144.76.12.155.
Other host names, for instance srv001.dom0.de, mail2.eroles.org, mail2.dom0.de and dns2.dom0.de share IP numbers with mail2.cdumke.com.