mail100b.cnuv.de - robtex.com
mail100b.cnuv.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 185.103.234.7🇩🇪 DGUV-AS185.103.232.0/22 Deutsche Gesetzliche Unfallversicherung e.V. (DGUV) | ||||||
| PTR | mail100b.cnuv.de | ||||||
| TXT | v=spf1 redirect=_spf.cnuv.de | ||||||
cnuv.de
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns.cnuv.de ⭐ | ||||||
| NS | pns.dtag.de | ||||||
| NS | secondary006.dtag.net | ||||||
| MX | mail1.cnuv.de ⭐ | ||||||
| MX | mail2.cnuv.de ⭐ | ||||||
| SOA | ns.cnuv.dedns-admin@isa.cnuv.de 2020-02-12 #56 | ||||||
PTR for
MX for
dale-uv.de |
kan.de |
dguv-vorsorge.de |
dguv-forum.de |
basi.de |
ifa.dguv.de |
jobbg-direkt.de |
iga-info.de |
ipa-dguv.de |
dguv.de |
eda-uv.de |
ipa.ruhr-uni-bochum.de |
DNS History
1 record (1 active, 0 former)
●A185.103.234.72026-02-16 → 2026-04-14 · 2 obs
● 2026-02-16 22:12:38
● 2026-04-14 06:21:28
● 2026-04-14 06:21:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | f.nic.de, z.nic.de, a.nic.de | - |
| cnuv.de | ns.cnuv.de, pns.dtag.de, secondary006.dtag.net | 3 records |
✅ Authoritative Response
Server:91.224.226.163
NS records: ns.cnuv.de, pns.dtag.de, secondary006.dtag.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cnuv.de (unsigned zone)
⏱️ Timing
Total: 703ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.103.234.7 |
| TXT | 1 | v=spf1 redirect=_spf.cnuv.de |
📌 Glue Records Collected
Total: 3
In-bailiwick: 1 (ns.cnuv.de)
Out-of-bailiwick: 2 (pns.dtag.de, pns.dtag.de)
Analysis
Mail Server Role
mail100b.cnuv.de serves as the mail server for dale-uv.de, kan.de, dguv-vorsorge.de, dguv-forum.de and basi.de and a few other domains.
mail100a.cnuv.de and mi.ruhr-uni-bochum.de are commonly used as mail servers together with mail100b.cnuv.de.
IP Addresses
mail100b.cnuv.de points to a single IP address: 185.103.234.7.