centus.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 17 September 2026 (WHOIS) and first appeared in the .dk zone on 18 September 2026. Mail is handled by smtp.google.com. 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.
| TXT Record |
|---|
| google-site-verification=YpgHLL-dEVVEuzw6hjO5fss_yNcOS7WIvNPv3NCeV2I |
| v=spf1 include:_spf.google.com ~all |
| Policy | Record (centus.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.google.com ~all |
| www | NXDOMAIN |
| www vs bare domain | Neither resolves centus.dk: no address www.centus.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 | 2026100602 |
| Primary NS (MNAME) | ns1.simply.com |
| Responsible (RNAME) | hostmaster@simply.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Simply.com A/S |
| Registered | 2026-09-17 |
| Expires | 2027-09-16 (332d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-12 15:32:43 | 437ms | 3 NS 0 A 1 MX | 🔒 Secure |
| 2026-10-09 08:16:18 shown | 480ms | 3 NS 0 A 1 MX | 🔒 Secure |
| 2026-10-06 21:15:57 | 550ms | 3 NS 0 A 1 MX | 🔒 Secure |
| 2026-10-04 20:16:25 | 445ms | 3 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-25 18:27:46 | 2283ms | 3 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-18 10:22:37 | 581ms | 3 NS 0 A 0 MX | 🔒 Secure |