sikro.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 18 June 2026 (WHOIS) and first appeared in the .dk zone on 19 June 2026. 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.
| www | 5.186.164.216 (AS44869) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| 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 | 2026061801 |
| 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 | INTERNET 123 ApS |
| Registered | 2026-06-18 |
| Expires | 2027-06-17 (241d) |
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).
| Domain | Registrar |
|---|---|
| majkilde.dk | Simply.com A/S |
| notesnet.dk | Simply.com A/S |
| saglighed.dk | Simply.com A/S |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-30 11:16:31 | 813ms | 3 NS 1 A 3 MX | 🔒 Secure |
| 2026-08-23 20:11:55 | 1959ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-15 14:05:26 | 17382ms | 4 NS 2 A 2 MX | 🔓 Insecure |
| 2026-06-21 00:55:06 | 3341ms | 4 NS 2 A 2 MX | 🔓 Insecure |
| 2026-06-19 08:39:08 shown | 578ms | 3 NS 0 A 0 MX | 🔒 Secure |