| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | eu-c01.centiumsecurity.dk | — | — | — |
| 10 | 3600s | eu-c02.centiumsecurity.dk | — | — | — |
| 50 | 3600s | eu-esec-01.heimdalsecurity.com | 20.50.183.144 20.50.183.146 |
eu-esec-01.heimdalsecurity.com eu-esec-01.heimdalsecurity.com |
AS8075 Microsoft Corporation AS8075 Microsoft Corporation |
| 50 | 3600s | eu-esec-02.heimdalsecurity.com | 20.50.183.144 20.50.183.146 |
eu-esec-01.heimdalsecurity.com eu-esec-01.heimdalsecurity.com |
AS8075 Microsoft Corporation AS8075 Microsoft Corporation |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 0 | 0 | 443 | autodiscover.sotea.dk |
| TXT Record |
|---|
| v=spf1 ip4:217.116.236.0/24 ip4:91.102.88.0/24 ip4:195.140.135.64/28 ip4:193.200.225.0/24 include:spf-esec.heimdalsecurity.com -all |
| Policy | Record (soteadesktop.dk) |
|---|---|
| -all (hard fail) | v=spf1 ip4:217.116.236.0/24 ip4:91.102.88.0/24 ip4:195.140.135.64/28 ip4:193.200.225.0/24 include:spf-esec.heimdalsecurity.com -all |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.eu-esec-01.heimdalsecurity.com | DANE-EE · SPKI · SHA-256 | 2E8933DD6DB99304A5A9D5C4ECDE7B8E… |
| SMTP _25._tcp.eu-esec-02.heimdalsecurity.com | DANE-EE · SPKI · SHA-256 | 2E8933DD6DB99304A5A9D5C4ECDE7B8E… |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2008171120 |
| Primary NS (MNAME) | ns1-05.azure-dns.com |
| Responsible (RNAME) | hostmaster@sotea.dk |
| Refresh | 7200s |
| Retry | 600s |
| Expire | 2419200s |
| Minimum (neg-cache TTL) | 7200s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-27 09:55:21 | 785ms | 4 NS 0 A 4 MX | 🔓 Insecure | View |
| 2026-06-25 20:44:18 | 1854ms | 4 NS 0 A 4 MX | 🔓 Insecure | View |
| 2026-06-24 03:28:36 | 841ms | 4 NS 0 A 4 MX | 🔓 Insecure | View |
| 2026-06-21 11:17:27 | 1100ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-20 02:41:55 | 1879ms | 4 NS 0 A 4 MX | 🔓 Insecure | View |
| 2026-06-17 12:03:22 | 2996ms | 4 NS 0 A 4 MX | 🔓 Insecure | View |