postmaster.kernel.ch - dns.ninja
postmaster.kernel.ch
| DNSSEC | ⚠️ Not signed | ||||||
| MX | isengard.kernelpanic.ch ⭐ | ||||||
| A | 81.17.103.252🇩🇪 CONTABO81.17.100.0/22 | ||||||
| PTR | isengard.kernelpanic.ch | ||||||
kernel.ch
| DNSSEC | ⚠️ Not signed | ||||||
| A | 81.17.103.252🇩🇪 CONTABO81.17.100.0/22 | ||||||
| NS | isengard.kernelpanic.ch ⭐ | ||||||
| NS | ns1.kernelpanic.ch | ||||||
| NS | ns2.kernelpanic.ch | ||||||
| MX | isengard.kernelpanic.ch ⭐ | ||||||
| TXT | v=spf1 +a +mx ip4:81.17.103.252 -all | ||||||
| SOA | isengard.kernelpanic.chpostmaster@kernelpanic.ch 2025-03-02 #1 | ||||||
Same first word
Similar names
DNS History
2 records (1 active, 1 former)
●MXisengard.kernelpanic.ch2026-02-24 → 2026-06-17 · 3 obs
○ 2016-06-19 22:51:42
● 2026-02-24 17:16:16
● 2026-06-17 21:25:30
● 2026-02-24 17:16:16
● 2026-06-17 21:25:30
○MXmail.kernelpanic.ch2015-07-24 → 2016-06-19 · 4 obs
● 2015-07-24 16:55:06
● 2016-06-19 22:51:42
○ 2026-02-24 17:16:16
○ 2026-06-17 21:25:30
● 2016-06-19 22:51:42
○ 2026-02-24 17:16:16
○ 2026-06-17 21:25:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ch | b.nic.ch, f.nic.ch, d.nic.ch, a.nic.ch... | - |
| kernel.ch | ns2.kernelpanic.ch, ns1.kernelpanic.ch | 2 records |
✅ Authoritative Response
Server:109.205.171.92
NS records: ns2.kernelpanic.ch, ns1.kernelpanic.ch
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for kernel.ch (unsigned zone)
⏱️ Timing
Total: 1051ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| MX | 1 | isengard.kernelpanic.ch (pri: 10) |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns2.kernelpanic.ch, ns1.kernelpanic.ch)
Analysis
Mail Servers
Mail for postmaster.kernel.ch is handled by a single mail server, isengard.kernelpanic.ch.
postmaster.kernel.ch uses an identical mail server configuration to several other domains — among them siuling.ch, gondor.kernelpanic.ch, kernelpanic.ch and two more.
isengard.kernelpanic.ch resolves to 81.17.103.252 and no other IP number.