sleepcoffee.dk is a .dk domain the registry has taken out of service: it is delegated to the registry's own sentinel nameservers (nonexistent.punktum.dk), so it does not resolve. It first appeared in the .dk zone on 1 July 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| nonexistent.punktum.dk | — | — | — |
| www CNAME | s.multiscreensite.com (all on multiscreensite.com) |
| www vs bare domain | Different networks sleepcoffee.dk: 100.24.208.97 35.172.94.1 (AS14618) (all like this)www.sleepcoffee.dk: 13.248.175.166 76.223.58.8 (AS16509) |
| Wildcard | No |
| Denial of existence | NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Check | Result |
|---|---|
| Validation Status | ❓ Unknown (the delegated nameservers don't answer) |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | resolution failed: failure |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-25 17:49:15 | 590ms | 2 NS 2 A 0 MX | 🔒 Secure |
| 2026-08-26 22:46:19 | 426ms | 2 NS 2 A 0 MX | 🔒 Secure |
| 2026-07-09 23:13:18 | 1215ms | 2 NS 2 A 0 MX | 🔒 Secure |
| 2026-07-08 13:31:58 | 820ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-04 13:47:31 shown | 989ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-03 20:46:17 | 2541ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-02 20:18:49 | 402ms | 1 NS 0 A 0 MX | ❓ Unknown |