| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 51.12.31.3 | 3600s | — | AS8075 | Microsoft Corporation | 51.12.0.0/15 | 🇸🇪 Sweden | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.40 |
| TXT Record |
|---|
| MS=ms57434343 |
| v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (lexix.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com -all |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026050601 |
| Primary NS (MNAME) | ns1.simply.com |
| Responsible (RNAME) | hostmaster@simply.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-09-03 17:46:12 | 819ms | 3 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-01 04:23:54 | 772ms | 3 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-25 11:33:57 | 916ms | 3 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-24 05:00:36 | 3404ms | 3 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-23 06:26:30 | 1099ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-18 03:46:31 | 1814ms | 3 NS 1 A 1 MX | 🔒 Secure | View |