| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 77.66.30.211 | 43200s | — | AS47292 | Sentia Denmark A/S | 77.66.16.0/20 | 🇩🇰 Denmark | Karlslunde |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 43200s | mail.densorteskole.dk | 77.66.30.211 | — | AS47292 Sentia Denmark A/S |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026081301 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-09-02 04:04:36 | 566ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-28 01:19:42 | 619ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-16 09:50:42 | 6976ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-15 00:38:34 | 1952ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-15 03:33:43 | 711ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-20 00:41:57 | 4372ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-19 13:28:08 | 1885ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-17 03:17:58 | 31603ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-17 02:07:34 | 2872ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-17 02:03:06 | 2192ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-17 02:00:51 | 577ms | 2 NS 1 A 1 MX | 🔒 Secure | View |