| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 80.248.138.31 | 43200s | fw.sterion.dk | AS216275 | Netnoerden ApS | 80.248.138.0/23 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 43200s | mx.sterion.dk | 80.248.138.32 | mx.sterion.dk | AS216275 Netnoerden ApS |
| 20 | 43200s | mx-backup.sterion.dk | 80.248.138.33 | mx-backup.sterion.dk | AS216275 Netnoerden ApS |
| 30 | 43200s | backup.sterion.dk | 109.59.181.186 | 109.59.181.186.mobile.3.dk | AS44034 Hi3G Access AB |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | sterion.dk → 80.248.138.31 |
| 🔶 Autoconfig | sterion.dk → 80.248.138.31 |
| TXT Record |
|---|
| v=spf1 a:mail.sterion.dk a:mx.sterion.dk a:mx-backup.sterion.dk mx -all |
| Policy | Record (minka.dk) |
|---|---|
| -all (hard fail) | v=spf1 a:mail.sterion.dk a:mx.sterion.dk a:mx-backup.sterion.dk mx -all |
| Policy | Record (_dmarc.minka.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; rua=mailto:admin@sterion.dk; adkim=s; aspf=s; |
| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.minka.dk | _acme-challenge.sterion.dk |
| 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 | 1 |
| Primary NS (MNAME) | ns1-01.azure-dns.com |
| Responsible (RNAME) | azuredns-hostmaster@microsoft.com |
| Refresh | 3600s |
| Retry | 300s |
| Expire | 2419200s |
| Minimum (neg-cache TTL) | 300s |