checkademia.dk is a .dk domain served by 3 nameservers (cns1.alfahosting.info, cns2.alfahosting.info, cns3.alfahosting.info). It was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mail.checkademia.dk. The zone is not DNSSEC-signed, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 10800s | mail.checkademia.dk | 0.0.0.0 | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 0.0.0.0 |
| 🔶 Autoconfig | 0.0.0.0 |
| 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 | 2022021702 |
| Primary NS (MNAME) | cns1.alfahosting.info |
| Responsible (RNAME) | hostmaster\@alfahosting@de |
| Refresh | 28800s |
| Retry | 7200s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 10800s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-01 00:15:42 | 948ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-24 02:09:27 shown | 1604ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-03 06:06:24 | 9538ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-19 15:57:51 | 2302ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-16 20:26:04 | 686ms | 3 NS 1 A 1 MX | ❓ Unknown |