mail.clusterball.de - robtex.com
mail.clusterball.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 37.218.255.21🇩🇪 ONE-NETWORK37.218.248.0/21 | ||||||
| PTR | www.studioserver.de | ||||||
clusterball.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 37.218.255.21🇩🇪 ONE-NETWORK37.218.248.0/21 | ||||||
| NS | a.ns14.net ⭐ | ||||||
| NS | b.ns14.net | ||||||
| NS | c.ns14.net | ||||||
| NS | d.ns14.net | ||||||
| MX | mail.clusterball.de ⭐ | ||||||
| TXT | google-site-verification=7viokSSNYvgsNfkUh03OZ4yRKpApP9S7Kh4Gc5UyBSI | ||||||
| TXT | v=spf1 ip4:37.218.255.21 a:www.studioserver.de mx -all | ||||||
| SOA | a.ns14.netposchen@studio311.de 2026-01-16 #0 | ||||||
WOT: SAFE (66/100)
MX for
Same first word
Similar names
DNS History
3 records (1 active, 2 former)
●A37.218.255.212026-03-09 → 2026-07-27 · 3 obs
○ 2016-09-08 05:27:46
● 2026-03-09 15:22:24
● 2026-07-27 03:38:14
● 2026-03-09 15:22:24
● 2026-07-27 03:38:14
○A5.196.93.542016-09-08 → 2016-09-08 · 4 obs
○ 2016-03-31 16:30:38
● 2016-09-08 05:27:46
○ 2026-03-09 15:22:24
○ 2026-07-27 03:38:14
● 2016-09-08 05:27:46
○ 2026-03-09 15:22:24
○ 2026-07-27 03:38:14
○A87.106.16.1142015-06-12 → 2016-03-31 · 4 obs
● 2015-06-12 03:15:00
● 2016-03-31 16:30:38
○ 2016-09-08 05:27:46
○ 2026-07-27 03:38:14
● 2016-03-31 16:30:38
○ 2016-09-08 05:27:46
○ 2026-07-27 03:38:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| clusterball.de | a.ns14.net, b.ns14.net, c.ns14.net, d.ns14.net | - |
✅ Authoritative Response
Server:217.160.81.160
NS records: a.ns14.net, b.ns14.net, c.ns14.net, d.ns14.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for clusterball.de (unsigned zone)
⏱️ Timing
Total: 487ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 37.218.255.21 |
Analysis
Mail Server Role
mail.clusterball.de serves as a mail server for clusterball.de.
IP Addresses
mail.clusterball.de points to a single IP number: 37.218.255.21.
Additional host names — go2.tl, mail.mobcelly.com, numbr.de and two others — share IP numbers with mail.clusterball.de.