gustafsonjensen.dk is a .dk domain served by 2 nameservers (ns1.dnsplatform.dk, ns2.dnsplatform.dk). It was registered on 7 October 2026 (WHOIS) and first appeared in the .dk zone on 8 October 2026. Mail is handled by mx01.mail.icloud.com, mx02.mail.icloud.com. 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns1.dnsplatform.dk | 94.130.53.176 | placo01.platformcompany.dk | AS24940 Hetzner Online GmbH |
| ns2.dnsplatform.dk | 159.69.139.109 | placo02.itplatform.dk | AS24940 Hetzner Online GmbH |
| TXT Record |
|---|
| apple-domain=MRY43spBiPczevWq |
| v=spf1 include:icloud.com ~all |
| Policy | Record (gustafsonjensen.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:icloud.com ~all |
| www | NXDOMAIN |
| www vs bare domain | Neither resolves gustafsonjensen.dk: no address www.gustafsonjensen.dk: no address |
| Wildcard | No |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
DNS lookups: 5/10 · policy: ~all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2026100704 |
| Primary NS (MNAME) | ns1.dnsplatform.dk |
| Responsible (RNAME) | hostmaster@dnsplatform.dk |
| Refresh | 3600s |
| Retry | 900s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | DNS Platform ApS |
| Registered | 2026-10-07 |
| Expires | 2027-10-06 (349d) |
Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).
No other domain with this registrant in our WHOIS data yet| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-19 23:41:29 | 1449ms | 2 NS 0 A 2 MX | 🔓 Insecure |
| 2026-10-18 22:17:42 | 1436ms | 2 NS 0 A 2 MX | 🔓 Insecure |
| 2026-10-17 22:02:09 | 784ms | 2 NS 0 A 2 MX | 🔓 Insecure |
| 2026-10-16 21:57:50 | 2081ms | 2 NS 0 A 2 MX | 🔓 Insecure |
| 2026-10-09 08:42:44 | 1034ms | 2 NS 0 A 2 MX | 🔓 Insecure |
| 2026-10-08 08:38:21 shown | 2903ms | 2 NS 0 A 2 MX | 🔓 Insecure |