mx.studlib.de - robtex.com
mx.studlib.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 5.45.72.163🇳🇱 SCALAXY-AS5.45.72.0/22 | ||||||
| PTR | mx.ebrary.net | ||||||
studlib.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 5.45.72.163🇳🇱 SCALAXY-AS5.45.72.0/22 | ||||||
| NS | darwin.ns.cloudflare.com ⭐ | ||||||
| NS | desiree.ns.cloudflare.com | ||||||
| MX | mx.studlib.de ⭐ | ||||||
| TXT | v=spf1 ip4:5.45.72.163 ip4:5.45.75.95 a mx ~all | ||||||
| SOA | darwin.ns.cloudflare.comdns@cloudflare.com serial=2398173596 | ||||||
MX for
Same first word
Similar names
DNS History
2 records (1 active, 1 former)
●A5.45.72.1632026-02-19 → 2026-03-29 · 3 obs
○ 2017-12-08 02:55:02
● 2026-02-19 01:03:42
● 2026-03-29 00:57:20
● 2026-02-19 01:03:42
● 2026-03-29 00:57:20
○A5.45.85.462017-12-08 → 2017-12-08 · 3 obs
● 2017-12-08 02:55:02
○ 2026-02-19 01:03:42
○ 2026-03-29 00:57:20
○ 2026-02-19 01:03:42
○ 2026-03-29 00:57:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| studlib.de | darwin.ns.cloudflare.com, desiree.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.33.151
NS records: darwin.ns.cloudflare.com, desiree.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for studlib.de (unsigned zone)
⏱️ Timing
Total: 694ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 5.45.72.163 |
Analysis
Mail Server Role
mx.studlib.de serves as the mail server for studlib.de.
IP Addresses
mx.studlib.de points to a single IP: 5.45.72.163.
Other host names, for instance ebrary.net, studwood.ru, studlib.de, studwood.net and mx.academlib.com share IP numbers with mx.studlib.de.