| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 212.237.134.187 | 3600s | c-xd4ed86bb.customers.hiper-net.dk | AS203953 | Hiper A/S | 212.237.128.0/20 | 🇩🇰 Denmark | Copenhagen |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mx1.de.opalstack.com | 139.162.189.90 2a01:7e01:e001:856::1 |
mx1.de.opalstack.com mx1.de.opalstack.com |
AS63949 Akamai Connected Cloud AS63949 Akamai Connected Cloud |
| 10 | 3600s | mx2.de.opalstack.com | 178.162.221.165 | mx2.de.opalstack.com | AS28753 Leaseweb Deutschland GmbH |
| TXT Record |
|---|
| v=spf1 include:spf.opalstack.com ~all |
| Policy | Record (blobbeline.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:spf.opalstack.com ~all |
| Policy | Record (_dmarc.blobbeline.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none |
| 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 | 2023112801 |
| Primary NS (MNAME) | ns1.de.opalstack.com |
| Responsible (RNAME) | hostmaster@blobbeline.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 1814400s |
| Minimum (neg-cache TTL) | 3600s |