| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 185.15.73.53 | 20000s | mail.helm.dk | AS203953 | Hiper A/S | 185.15.72.0/22 | 🇩🇰 Denmark | Virum |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 43200s | mail.levo.dk | 185.15.73.53 | mail.helm.dk | AS203953 Hiper A/S |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 0 | 10 | 443 | mail.helm.dk |
| TXT Record |
|---|
| v=spf1 mx ip4:185.15.73.53/32 -all |
| Policy | Record (levo.dk) |
|---|---|
| -all (hard fail) | v=spf1 mx ip4:185.15.73.53/32 -all |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026032401 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |