| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 209.212.158.89 | 600s | mail.sen.dk | AS32181 | GigeNET | 209.212.144.0/20 | 🇺🇸 United States | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 43200s | mail.sen.dk | 209.212.158.89 | mail.sen.dk | AS32181 GigeNET |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026082501 |
| 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 | |
|---|---|---|---|---|
| 2026-08-26 06:43:40 | 880ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-25 14:06:42 | 911ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-25 09:52:53 | 728ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-30 19:44:39 | 2688ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-22 01:19:04 | 743ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-20 06:57:40 | 770ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-19 04:43:14 | 1076ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-17 02:14:30 | 2382ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-17 02:08:59 | 515ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-17 02:00:03 | 774ms | 2 NS 1 A 1 MX | 🔒 Secure | View |