| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 144.76.143.240 | 43200s | cluster.signundsinn.de | AS24940 | Hetzner Online GmbH | 144.76.0.0/16 | 🇩🇪 Germany | Falkenstein |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.56 |
| TXT Record |
|---|
| MS=ms43456123 |
| v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (rebels7.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 | 2026081901 |
| 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 | |
|---|---|---|---|---|
| 2026-08-27 04:21:16 | 1187ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-19 16:36:03 | 2903ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-19 18:42:38 | 1818ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-03 04:29:42 | 1360ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-25 01:10:43 | 2012ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-20 22:37:07 | 1317ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-17 22:29:13 | 1933ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |