| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 52.178.150.147 | 3600s | mailserver01.berthit.dk | AS8075 | Microsoft Corporation | 52.160.0.0/11 | 🇮🇪 Ireland | Dublin |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mail.berthit.dk | 52.178.150.147 | mailserver01.berthit.dk | AS8075 Microsoft Corporation |
| TXT Record |
|---|
| v=spf1 mx -all |
| Policy | Record (berthit.dk) |
|---|---|
| -all (hard fail) | v=spf1 mx -all |
| Policy | Record (_dmarc.berthit.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; rua=mailto:jesper@berthit.dk |
| Flags | Tag | Value |
|---|---|---|
| 128 | issue | letsencrypt.org |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026071801 |
| 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 | |
|---|---|---|---|---|
| 2026-09-01 05:45:32 | 566ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-13 00:47:35 | 644ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-24 04:29:32 | 4635ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-18 19:32:01 | 671ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-13 22:10:49 | 16603ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-29 11:14:27 | 592ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-22 18:37:17 | 970ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-20 21:37:54 | 517ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-16 14:23:13 | 435ms | 2 NS 1 A 1 MX | 🔒 Secure | View |