| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 81.7.177.67 | 13752s | — | AS47292 | Sentia Denmark A/S | 81.7.176.0/20 | 🇩🇰 Denmark | Nordhavn |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 35352s | mail.hammerstad.dk | 81.7.177.80 | — | 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 | 2026032401 |
| 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 | |
|---|---|---|---|---|
| 2026-06-26 02:03:39 | 741ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-25 23:52:52 | 632ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-23 22:21:26 | 1818ms | 2 NS 1 A 1 MX | ⚠️ Bogus | View |
| 2026-06-21 00:16:29 | 409ms | 0 NS 0 A 0 MX | 🔒 Secure | View |
| 2026-06-20 00:32:50 | 674ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-18 07:32:25 | 533ms | 2 NS 1 A 1 MX | 🔒 Secure | View |