mx1.isp.ktk.de - robtex.com
mx1.isp.ktk.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a02:1628:0:c004::228🇩🇪 KTK2a02:1628::/32 KEVAG Telekom GmbH | ||||||
| A | 82.115.96.228🇩🇪 KTK82.115.96.0/19 KEVAG Telekom GmbH | ||||||
isp.ktk.de
| DNSSEC | ⚠️ Not signed | ||||||
PTR for
Previously MX for
Same first word
Similar names
DNS History
2 records (2 active, 0 former)
●A2a02:1628:0:c004::2282026-04-29 → 2026-04-29 · 2 obs
● 2026-04-29 16:15:50
● 2026-04-29 16:15:54
● 2026-04-29 16:15:54
●A82.115.96.2282026-04-29 → 2026-04-29 · 2 obs
● 2026-04-29 16:15:50
● 2026-04-29 16:15:54
● 2026-04-29 16:15:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| ktk.de | ns-a.ktk.de, ns-b.ktk.io, ns-c.ktk.de | 4 records |
✅ Authoritative Response
Server:212.7.160.5
NS records: ns-a.ktk.de, ns-b.ktk.io, ns-c.ktk.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ktk.de (unsigned zone)
⏱️ Timing
Total: 881ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 82.115.96.228 |
| AAAA | 1 | 2a02:1628:0:c004::228 |
📌 Glue Records Collected
Total: 4
In-bailiwick: 4 (ns-c.ktk.de, ns-a.ktk.de, ns-c.ktk.de...)
Analysis
IP Addresses
mx1.isp.ktk.de resolves to two IP numbers: 2a02:1628:0:c004::228 and 82.115.96.228.