secondbarrel.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 was registered on 25 September 2026 (WHOIS) and first appeared in the .dk zone on 26 September 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 | kaare-arch.github.io (all on github.io) |
| www vs bare domain | Same network secondbarrel.dk: 185.199.108.153 185.199.109.153 185.199.110.153 185.199.111.153 (AS54113) www.secondbarrel.dk: 185.199.108.153 185.199.109.153 185.199.110.153 185.199.111.153 (AS54113) |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| 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 |
| Field | Value |
|---|---|
| Registrar | ONE.COM A/S |
| Registered | 2026-09-25 |
| Expires | 2027-09-24 (341d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-03 14:30:07 | 373ms | 2 NS 4 A 1 MX | 🔒 Secure |
| 2026-09-30 14:17:12 | 448ms | 2 NS 4 A 1 MX | 🔒 Secure |
| 2026-09-28 09:21:41 | 619ms | 2 NS 4 A 1 MX | 🔒 Secure |
| 2026-09-27 08:59:35 | 655ms | 2 NS 4 A 1 MX | 🔓 Insecure |
| 2026-09-26 08:44:27 shown | 776ms | 1 NS 0 A 0 MX | ❓ Unknown |