| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 13.51.62.86 | 60s | ec2-13-51-62-86.eu-north-1.compute.amazonaws.com | AS16509 | Amazon.com, Inc. | 13.32.0.0/11 | 🇸🇪 Sweden | Stockholm |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 3600s | . Null MX — domain accepts no email (RFC 7505) | |||
| TXT Record |
|---|
| v=spf1 -all |
| Policy | Record (haandvaerkskollegiet-herning.dk) |
|---|---|
| -all (hard fail) | v=spf1 -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 | 2026060501 |
| Primary NS (MNAME) | ns1.eurodns.com |
| Responsible (RNAME) | hostmaster@eurodns.com |
| Refresh | 43200s |
| Retry | 7200s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-09-01 07:18:22 | 9533ms | 4 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-08-28 06:52:08 | 9648ms | 4 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-07-02 21:41:05 | 904ms | 4 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-06-26 19:11:29 | 758ms | 4 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-06-20 17:08:28 | 938ms | 4 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-06-20 04:08:15 | 2546ms | 4 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-06-19 20:17:21 | 1668ms | 4 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-06-17 10:44:30 | 499ms | 4 NS 1 A 0 MX | 🔓 Insecure | View |
| 2026-06-17 10:40:54 | 1121ms | 4 NS 1 A 0 MX | 🔓 Insecure | View |