| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns1.zen0.nerdsonfire.com | 144.76.68.242 | zen0.nerdsonfire.com | AS24940 Hetzner Online GmbH |
| ns2.zen0.nerdsonfire.com | 144.76.68.251 | zen01.nerdsonfire.com | AS24940 Hetzner Online GmbH |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 144.76.68.242 | 14400s | zen0.nerdsonfire.com | AS24940 | Hetzner Online GmbH | 144.76.0.0/16 | 🇩🇪 Germany | Falkenstein |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 14400s | xn--nordvestjyllandsbrandvsen-ogc.dk | 144.76.68.242 | zen0.nerdsonfire.com | AS24940 Hetzner Online GmbH |
| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.nordvestjyllandsbrandvæsen.dk | Amlt-aIfhF_oJ6t7xrJgzlemnI3bYvTAxEMfEhVxkko |
| Check | Result |
|---|---|
| Validation Status | ❓ Unknown |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | resolution failed: ncache nxdomain |
| Field | Value |
|---|---|
| Serial | 2026082901 |
| Primary NS (MNAME) | ns1.zen0.nerdsonfire.com |
| Responsible (RNAME) | server@webcoders.dk |
| Refresh | 3600s |
| Retry | 7200s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-29 20:49:29 | 990ms | 2 NS 1 A 1 MX | ❓ Unknown | View |
| 2026-08-28 08:54:12 | 2521ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-06-24 20:44:23 | 1963ms | 2 NS 1 A 1 MX | ❓ Unknown | View |
| 2026-06-24 02:21:33 | 484ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-23 14:05:09 | 5862ms | 2 NS 1 A 1 MX | ❓ Unknown | View |
| 2026-06-21 19:05:04 | 1183ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-18 05:35:51 | 4740ms | 2 NS 1 A 1 MX | 🔒 Secure | View |