studs.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. The zone is DNSSEC-signed and validates, publishes a 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.
| TXT Record |
|---|
| v=spf1 include:_spf.google.com ~all |
| Policy | Record (studs.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.google.com ~all |
| Policy | Record (_dmarc.studs.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; rua=mailto:postmaster@studs.dk; pct=100; adkim=s; aspf=r |
| www | NXDOMAIN |
| www vs bare domain | Neither resolves studs.dk: no address www.studs.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: 1/10 · policy: ~all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2026100100 |
| Primary NS (MNAME) | ns1.simply.com |
| Responsible (RNAME) | hostmaster@simply.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-13 14:19:23 | 695ms | 4 NS 0 A 5 MX | 🔒 Secure |
| 2026-10-02 03:11:02 shown | 1262ms | 4 NS 0 A 5 MX | 🔒 Secure |
| 2026-09-27 02:06:10 | 651ms | 4 NS 0 A 5 MX | 🔒 Secure |
| 2026-06-26 06:15:54 | 791ms | 4 NS 0 A 5 MX | 🔒 Secure |
| 2026-06-20 23:43:16 | 2566ms | 4 NS 0 A 5 MX | ⚠️ Bogus |
| 2026-06-17 22:01:36 | 791ms | 4 NS 0 A 5 MX | 🔒 Secure |