| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 91.221.196.202 | 600s | — | AS51468 | One.com A/S | 91.221.196.0/23 | 🇩🇰 Denmark | Copenhagen |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.8 |
| TXT Record |
|---|
| MS=ms79187734 |
| v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (cybercrime.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 | 2026081301 |
| 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 | |
|---|---|---|---|---|
| 2026-08-28 02:48:11 | 932ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-14 19:42:11 | 7298ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-06 22:18:16 | 5109ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-27 06:48:05 | 5150ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-14 07:13:56 | 1265ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-02 00:29:27 | 635ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-16 23:21:45 | 757ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-16 23:20:31 | 1024ms | 2 NS 1 A 1 MX | 🔒 Secure | View |