| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 77.247.77.143 | 3600s | vps138.rackhosting.com | AS31590 | Rackhosting.com ApS | 77.247.64.0/20 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mx1.emailsecurity.email | 168.119.19.199 | mx1.emailsecurity.email | AS24940 Hetzner Online GmbH |
| 20 | 3600s | mx2.emailsecurity.email | 168.119.19.200 | mx2.emailsecurity.email | AS24940 Hetzner Online GmbH |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.56 |
| 🔶 Autoconfig | 94.231.106.72 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 100 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| brevo-code:b3f5ab0a4c0e6aa4c742a36ae86e784d |
| MS=ms35171331 |
| mscid=WErcwi7r1YCxPBfKfreR4f2W6l/CqmSmwSx0L5AugaHw1pdGiM3ZwnQZiifLOwwAFDr7/kHo847i/K2N5b5/HA== |
| v=spf1 a mx include:spf.protection.outlook.com include:spf.rpost.net -all |
| Policy | Record (centertand.dk) |
|---|---|
| -all (hard fail) | v=spf1 a mx include:spf.protection.outlook.com include:spf.rpost.net -all |
| Policy | Record (_dmarc.centertand.dk) |
|---|---|
| p=reject | v=DMARC1;p=reject;pct=100; |
| 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 | 1 |
| Primary NS (MNAME) | ns1.bdm.microsoftonline.com |
| Responsible (RNAME) | azuredns-hostmaster@microsoft.com |
| Refresh | 3600s |
| Retry | 300s |
| Expire | 2419200s |
| Minimum (neg-cache TTL) | 300s |