mail02.csb.de - robtex.com
mail02.csb.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 217.7.0.115🇩🇪 DTAG217.0.0.0/13 Deutsche Telekom AG, Internet service provider | ||||||
| PTR | mail02.csb.com | ||||||
| PTR | mail02.csb.de | ||||||
csb.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 31.204.117.146🇩🇪 RECAST-AS31.204.112.0/20 recast IT | ||||||
| NS | srvdns1 ⭐ | ||||||
| NS | pns.dtag.de | ||||||
| NS | secondary006.dtag.net | ||||||
| MX | mail02.csb.de ⭐ | ||||||
| TXT | lz856glzg90zm8l7f6cnf6c55z2qsxc7 | ||||||
| TXT | _q8665j7uzthrwwg8fnxs28by3wva1h4 | ||||||
| TXT | MS=ms71943272 | ||||||
| TXT | v=spf1 ip4:217.7.0.115 -all | ||||||
| SOA | srvdns1webmaster@csb.de 2025-12-08 #17 | ||||||
WOT: SAFE (90/100)
PTR for
MX for
Same first word
Similar names
mail20.ru |
20mail.eu |
mail20.com |
02mail.com |
02mail.co.uk |
20mail.it |
02mail.de |
20mail.com |
20mail.ru |
mail20.de |
mail20.chicappa.jp |
DNS History
1 record (1 active, 0 former)
●A217.7.0.1152026-02-26 → 2026-08-08 · 2 obs
● 2026-02-26 17:56:04
● 2026-08-08 13:51:50
● 2026-08-08 13:51:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, l.de.net, n.de.net... | 12 records |
| csb.de | secondary006.dtag.net, pns.dtag.de | 2 records |
✅ Authoritative Response
Server:195.244.245.25
NS records: secondary006.dtag.net, pns.dtag.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for csb.de (unsigned zone)
⏱️ Timing
Total: 1030ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 217.7.0.115 |
📌 Glue Records Collected
Total: 14
In-bailiwick: 6 (a.nic.de, f.nic.de, z.nic.de...)
Out-of-bailiwick: 8 (s.de.net, n.de.net, l.de.net...)
Analysis
Mail Server Role
Mail for csb.de is routed through the mail server mail02.csb.de.
IP Addresses
mail02.csb.de has exactly one IP address — 217.7.0.115.
mail02.csb.com is an example of another host name that shares IP numbers with mail02.csb.de.