ro-u.dk is a .dk domain served by 2 nameservers (amir.ns.cloudflare.com, emely.ns.cloudflare.com). It was registered on 22 July 2026 (WHOIS) and first appeared in the .dk zone on 23 July 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 | Exists, no address |
| www vs bare domain | Neither resolves ro-u.dk: no address www.ro-u.dk: no address |
| Wildcard | No |
| Denial of existence | Compact NSEC (RFC 9824, "black lies") not walkable |
| 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 | 2415527341 |
| Primary NS (MNAME) | amir.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | dns.services ApS |
| Registered | 2026-07-22 |
| Expires | 2027-07-21 (271d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-09 11:10:49 | 593ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-03 05:54:41 | 424ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-01 05:43:16 | 591ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-27 18:21:42 shown | 450ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-22 16:32:26 | 1098ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-20 09:33:33 | 2378ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-12 08:11:14 | 780ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-15 22:19:38 | 8946ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-07-23 08:56:33 | 806ms | 2 NS 0 A 0 MX | 🔒 Secure |