| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 172.105.68.106 | 172800s | ubuntu-eu-host.kronholm.dk | AS63949 | Akamai Connected Cloud | 172.105.0.0/17 | 🇩🇪 Germany | Frankfurt am Main |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.40 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 100 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| MS=ms29714921 |
| v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (luxivision.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com -all |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2021000006 |
| Primary NS (MNAME) | ns1.linode.com |
| Responsible (RNAME) | hostmaster@kronholm.dk |
| Refresh | 14400s |
| Retry | 14400s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 172800s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-09-02 14:18:49 | 2797ms | 5 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-08-26 23:29:53 | 10119ms | 5 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-06-27 01:55:05 | 2837ms | 5 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-06-26 01:42:32 | 1657ms | 5 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-06-23 23:38:20 | 1175ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-17 22:59:50 | 12313ms | 5 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-06-17 22:03:13 | 16122ms | 5 NS 1 A 2 MX | 🔓 Insecure | View |