| 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 | nordvestjyllandsbrandvaesen.dk | 144.76.68.242 | zen0.nerdsonfire.com | AS24940 Hetzner Online GmbH |
| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.nordvestjyllandsbrandvaesen.dk | dtUUwt7au36JpLYNV_D86bXbQj24QNjAmcf7AwvpZfI |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2026083001 |
| 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 | |
|---|---|---|---|---|
| 2026-08-31 18:34:37 | 994ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-08-26 17:33:09 | 1140ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-06-24 19:45:00 | 1107ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-06-23 22:42:32 | 2947ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-06-22 09:32:55 | 1163ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-20 17:22:37 | 1156ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-18 06:12:31 | 700ms | 2 NS 1 A 1 MX | ⚠️ Bogus | View |