folsgaard.dk is a .dk domain served by 2 nameservers (ns.scannet2.dk, ns2.scannet2.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mx.scan.uni2.dk. The zone is DNSSEC-signed and validates, 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 | 43200s | mx.scan.uni2.dk | — | — | — |
| www CNAME | www.hf.net (all on hf.net) → 93.176.88.248 (AS31027) |
| www vs bare domain | Only www resolves (all like this) |
| Wildcard | No |
| Denial of existence | NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2022050901 |
| Primary NS (MNAME) | ns.scannet2.dk |
| Responsible (RNAME) | hostmaster@scannet.dk |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 300s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-08 04:02:31 | 4311ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-10-01 04:04:50 | 373ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-16 00:32:13 | 528ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-20 21:40:52 shown | 1070ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-20 20:32:24 | 1192ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-17 09:33:50 | 1920ms | 2 NS 0 A 1 MX | 🔒 Secure |