| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 37.128.221.101 | 43200s | — | AS39642 | Sinal A/S | 37.128.208.0/20 | 🇩🇰 Denmark | Esbjerg |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 43200s | scan1.centex.dk | 92.43.176.51 | — | AS3292 TDC Holding A/S |
| 10 | 43200s | scan2.centex.dk | 92.43.176.159 | — | AS3292 TDC Holding A/S |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026041201 |
| 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 | |
|---|---|---|---|---|
| 2026-08-27 13:18:05 | 794ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-07-02 12:27:33 | 1669ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-26 07:11:15 | 653ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-22 12:55:02 | 1166ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-20 02:00:55 | 959ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-17 04:30:21 | 9785ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-17 04:11:16 | 1645ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-17 04:08:14 | 635ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-17 04:00:56 | 627ms | 2 NS 1 A 2 MX | 🔒 Secure | View |