| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 87.63.150.158 | 43200s | mail.reesen.dk | AS3292 | TDC Holding A/S | 87.62.0.0/15 | 🇩🇰 Denmark | Hillerød |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 43200s | ellern.dk | 87.63.150.158 | mail.reesen.dk | AS3292 TDC Holding A/S |
| 10 | 43200s | mail.ellern.dk | 87.63.150.158 | mail.reesen.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 | 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 | |
|---|---|---|---|---|
| 2026-08-28 04:43:20 | 750ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-08-25 21:01:26 | 652ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-29 16:19:29 | 553ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-29 12:12:40 | 593ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-24 10:57:43 | 636ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-17 06:55:51 | 563ms | 2 NS 1 A 2 MX | 🔒 Secure | View |