extern.isertech.de - dns.ninja
extern.isertech.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 80.152.146.71🇩🇪 DTAG80.152.0.0/14 Deutsche Telekom AG, Internet service provider | ||||||
| PTR | extern.isertech.de | ||||||
isertech.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 85.13.165.20🇩🇪 NMM-AS85.13.165.0/24 Neue Medien Muennich | ||||||
| NS | ns5.kasserver.com ⭐ | ||||||
| NS | ns6.kasserver.com | ||||||
| MX | extern.isertech.de ⭐ | ||||||
| TXT | v=spf1 mx a -all | ||||||
| TXT | MS=ms58294637 | ||||||
| SOA | ns5.kasserver.comhostmaster@kasserver.com serial=2607301600 | ||||||
PTR for
MX for
Same first word
Similar names
DNS History
1 record (1 active, 0 former)
●A80.152.146.712017-01-11 → 2026-08-01 · 2 obs
● 2017-01-11 18:23:24
● 2026-08-01 04:21:00
● 2026-08-01 04:21:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| isertech.de | ns5.kasserver.com, ns6.kasserver.com | - |
✅ Authoritative Response
Server:85.13.159.101
NS records: ns5.kasserver.com, ns6.kasserver.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for isertech.de (unsigned zone)
⏱️ Timing
Total: 590ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 80.152.146.71 |
Analysis
Mail Server Role
The mail server extern.isertech.de processes email for isertech.de.
IP Addresses
extern.isertech.de resolves to just one IP address, 80.152.146.71.
There are other host names — p50989247.dip0.t-ipconnect.de among them — that share IP numbers with extern.isertech.de.