| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 600s | tff-dk.mail.protection.outlook.com | — | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.40 |
| TXT Record |
|---|
| MS=ms58700486 |
| v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (tff.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (_dmarc.tff.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; pct=100; |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026082801 |
| 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 | |
|---|---|---|---|---|
| 2026-08-31 19:35:39 | 739ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-29 05:13:20 | 1214ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-04 15:03:47 | 842ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-24 07:58:47 | 538ms | 2 NS 1 A 1 MX | ⚠️ Bogus | View |
| 2026-06-23 06:34:02 | 1421ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-21 09:46:18 | 1145ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-21 08:46:52 | 1107ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-17 14:33:53 | 2623ms | 2 NS 1 A 1 MX | 🔒 Secure | View |