yco.dk is a .dk domain with no delegation in this scan. It was already in the .dk zone when our tracking began on 16 June 2026. 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 | 104.21.85.123 172.67.205.181 2606:4700:3031::6815:557b 2606:4700:3032::ac43:cdb5 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network |
| 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 |
| Selector | CNAME | Key |
|---|---|---|
| selector1 | selector1-yco-dk._domainkey.sbathordin.onmicrosoft.com | RSA · ~2048 bit |
| selector2 | selector2-yco-dk._domainkey.sbathordin.onmicrosoft.com | RSA · ~2048 bit |
DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.
| Check | Result |
|---|---|
| Validation Status | Not applicable: the domain has no delegation, so there is no zone to validate (stored verdict: ❓ Unknown). |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | resolution failed: failure |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-15 11:51:09 | 2386ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-10-01 22:30:10 | 1083ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-30 22:24:46 | 868ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-23 21:22:45 | 1310ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-09 23:06:57 | 1332ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-03 20:56:01 | 946ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-08-28 10:45:36 | 2099ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-08-27 10:37:37 | 1353ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-08-07 01:29:53 | 1634ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-08-03 11:16:24 | 1977ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-07-23 04:00:50 | 1609ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-07-21 01:17:35 | 1229ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-07-12 06:57:10 | 1597ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-07-03 18:39:07 | 1069ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-06-28 17:10:52 | 1342ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-06-24 12:10:34 | 2349ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-06-22 12:36:59 | 3228ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-06-20 18:45:08 shown | 1176ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-18 06:20:40 | 5042ms | 2 NS 2 A 1 MX | 🔒 Secure |