| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 87.48.129.153 | 43200s | — | AS3292 | TDC Holding A/S | 87.48.0.0/13 | 🇩🇰 Denmark | Havdrup |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 43200s | spam02.onehosting.dk | 83.94.103.200 | mailwatch.onehosting.dk | 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 | |
|---|---|---|---|---|
| 2026-06-30 06:17:03 | 670ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-28 18:09:22 | 517ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-26 17:03:18 | 620ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-24 08:36:09 | 810ms | 2 NS 1 A 1 MX | ⚠️ Bogus | View |
| 2026-06-16 12:44:28 | 665ms | 2 NS 1 A 1 MX | 🔒 Secure | View |