| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 87.53.91.190 | 43200s | — | AS3292 | TDC Holding A/S | 87.48.0.0/13 | 🇩🇰 Denmark | Copenhagen |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.8 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 0 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (laegehkj.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 | 2026081201 |
| 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 | |
|---|---|---|---|---|
| 2026-08-26 21:07:38 | 958ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-24 02:42:36 | 6185ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-13 00:58:27 | 2101ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-19 01:15:19 | 2229ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-14 07:38:07 | 2343ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-18 04:52:33 | 1074ms | 2 NS 1 A 1 MX | 🔒 Secure | View |