| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns01.one.com | — | — | — |
| ns02.one.com | — | — | — |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 185.21.41.61 | — | web31.123hotel.dk | AS48854 | team.blue Denmark A/S | 185.21.40.0/22 | 🇩🇰 Denmark | — |
| TXT Record |
|---|
| v=spf1 mx a include:web.shared.mysmtp.com ip4:168.245.35.169 ip4:185.21.41.61 include:_spf.mlsend.com include:sendgrid.net include:spf.protection.outlook.com -all |
| Policy | Record (cpdanmark.dk) |
|---|---|
| -all (hard fail) | v=spf1 mx a include:web.shared.mysmtp.com ip4:168.245.35.169 ip4:185.21.41.61 include:_spf.mlsend.com include:sendgrid.net include:spf.protection.outlook.com -all |
| Policy | Record (_dmarc.cpdanmark.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; sp=none; adkim=r; aspf=r; rua=mailto:abuse@cpdanmark.dk; ruf=mailto:abuse@cpdanmark.dk; fo=0; pct=100; ri=86400 |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026033101 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |