rybicki.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was registered on 25 June 2008 (WHOIS) and 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, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.
| TXT Record |
|---|
| google-site-verification=2_we6uop4yv64ulBU50Z6RPCDTZuFMncoZ1Fog1fes8 |
| www | NXDOMAIN |
| www vs bare domain | Neither resolves rybicki.dk: no address www.rybicki.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 |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2026101200 |
| 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 | 2008-06-25 |
| Expires | 2027-06-30 (249d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-21 02:36:37 shown | 495ms | 4 NS 0 A 5 MX | 🔒 Secure |
| 2026-10-13 07:34:09 | 445ms | 4 NS 0 A 5 MX | 🔒 Secure |
| 2026-10-02 19:48:53 | 561ms | 4 NS 0 A 5 MX | 🔒 Secure |
| 2026-09-25 18:43:47 | 604ms | 4 NS 0 A 5 MX | 🔒 Secure |
| 2026-08-26 08:50:59 | 710ms | 4 NS 0 A 5 MX | 🔒 Secure |
| 2026-06-20 17:55:44 | 3005ms | 4 NS 0 A 5 MX | 🔒 Secure |
| 2026-06-20 02:58:09 | 2539ms | 4 NS 0 A 5 MX | 🔒 Secure |
| 2026-06-17 13:10:08 | 794ms | 4 NS 0 A 5 MX | 🔒 Secure |