| 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 |
|---|---|---|---|---|---|---|---|
| 185.51.79.250 | 86400s | web01.onwelcom.dk | AS205984 | Powernet Aps | 185.51.78.0/23 | 🇩🇰 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 |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 185.51.79.250 |
| 🔶 Autoconfig | 185.51.79.250 |
| TXT Record |
|---|
| v=spf1 mx ip4:185.51.79.250 ~all |
| Policy | Record (treeworker.dk) |
|---|---|
| ~all (soft fail) | v=spf1 mx ip4:185.51.79.250 ~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 | 2016052314 |
| Primary NS (MNAME) | ns1.onwelcom.dk |
| Responsible (RNAME) | hostmaster@treeworker.dk |
| Refresh | 3600s |
| Retry | 600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |