| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns1.onwelcom.dk | 185.51.79.241 | mail.onwelcom.dk | AS205984 Powernet Aps |
| ns2.onwelcom.dk | 185.51.79.251 | — | AS205984 Powernet Aps |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 80.82.99.142 | 86400s | — | AS21060 | Atea A/S | 80.82.96.0/20 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 86400s | mailfilter.onwelcom.dk | 185.51.79.248 | mailfilter.powernet.dk | AS205984 Powernet Aps |
| 20 | 86400s | mx2.onwelcom.dk | 185.51.79.248 | mailfilter.powernet.dk | AS205984 Powernet Aps |
| TXT Record |
|---|
| v=spf1 a ip4:185.51.79.241 ip4:195.190.31.0/24 a:mail.onwelcom.dk mx ~all |
| Policy | Record (jensandersen.dk) |
|---|---|
| ~all (soft fail) | v=spf1 a ip4:185.51.79.241 ip4:195.190.31.0/24 a:mail.onwelcom.dk mx ~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 | 2016061001 |
| Primary NS (MNAME) | ns1.onwelcom.dk |
| Responsible (RNAME) | hostmaster@jensandersen.dk |
| Refresh | 3600s |
| Retry | 600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |