steen-horstmann.dk is a .dk domain served by 2 nameservers (ns.scannet2.dk, ns2.scannet2.dk). It was registered on 18 July 2001 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by ywuser.scannet2.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 | 3600s | ywuser.scannet2.dk | 77.243.130.165 | — | AS48854 team.blue Denmark A/S |
| www CNAME | ywclust2.scannet2.dk (all on scannet2.dk) |
| 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 | 2023061501 |
| Primary NS (MNAME) | ns.scannet2.dk |
| Responsible (RNAME) | hostmaster@scannet.dk |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 300s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2001-07-18 |
| Expires | 2027-09-30 (341d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-06-26 03:48:32 | 664ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-21 19:06:32 shown | 659ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-17 14:04:17 | 1218ms | 2 NS 0 A 1 MX | 🔒 Secure |