| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 139.177.177.15 | 600s | linode2.netmaster.dk | AS63949 | Akamai Connected Cloud | 139.177.176.0/20 | 🇩🇪 Germany | Frankfurt am Main |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 600s | linode2.netmaster.dk | 139.177.177.15 | linode2.netmaster.dk | AS63949 Akamai Connected Cloud |
| TXT Record |
|---|
| v=spf1 ip4:139.177.177.15 ip6:2a01:7e01::f03c:91ff:feab:d86d ip4:194.233.164.51 ip6:2a01:7e01::f03c:93ff:fe89:d1ca include:spf.sendinblue.com mx ~all |
| Policy | Record (dorritseilund.dk) |
|---|---|
| ~all (soft fail) | v=spf1 ip4:139.177.177.15 ip6:2a01:7e01::f03c:91ff:feab:d86d ip4:194.233.164.51 ip6:2a01:7e01::f03c:93ff:fe89:d1ca include:spf.sendinblue.com mx ~all |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026080301 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-05 18:04:33 | 1330ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-13 04:20:37 | 16730ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-06 07:40:50 | 730ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-01 22:38:07 | 622ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-17 04:15:25 | 2392ms | 2 NS 1 A 1 MX | 🔒 Secure | View |