| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 104.21.25.43 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.222.173 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 104.21.25.43 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3032::6815:192b | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3034::ac43:dead | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.25.43,172.67.222.173 ech=AEX+DQBBXQAgACD4tluV7+N6egP3rjc95AhG8H8rAWHDx+Y5v46cYnx6AwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:192b,2606:4700:3034::ac43:dead |
| TXT Record |
|---|
| MS=ms92441605 |
| v=spf1 ip4:82.165.138.49 include:spf.protection.outlook.com -all |
| Policy | Record (houmark.dk) |
|---|---|
| -all (hard fail) | v=spf1 ip4:82.165.138.49 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 | 2413238855 |
| Primary NS (MNAME) | sierra.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-28 06:27:14 | 1190ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-08-26 18:06:25 | 1524ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-08-25 14:13:08 | 3499ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-07-31 07:11:51 | 3768ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-06-21 01:50:05 | 2007ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-06-17 13:47:38 | 263ms | 0 NS 0 A 0 MX | ❓ Unknown | View |