| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 87.104.124.207 | 3600s | 87.104.124.207.dynamic.dhcp.aura-net.dk | AS204274 | AURA Fiber A/S | 87.104.64.0/18 | 🇩🇰 Denmark | Hørning |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 1 | 3600s | mail.boulund-clausen.dk | 87.104.124.207 | 87.104.124.207.dynamic.dhcp.aura-net.dk | AS204274 AURA Fiber A/S |
| TXT Record |
|---|
| v=spf1 mx -all |
| Policy | Record (boulund-clausen.dk) |
|---|---|
| -all (hard fail) | v=spf1 mx -all |
| Policy | Record (_dmarc.boulund-clausen.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:diverse@boulund-clausen.dk; adkim=s; aspf=s; |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026041300 |
| Primary NS (MNAME) | ns1.simply.com |
| Responsible (RNAME) | hostmaster@simply.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |