kastbergs.dk is a .dk domain with no delegation in this scan. It was registered on 3 January 2017 (WHOIS) and 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 | 94.231.103.80 (AS48854) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| 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 |
| Selector | CNAME | Key |
|---|---|---|
| s1 | s1.domainkey.u8482051.wl052.sendgrid.net | RSA · ~2048 bit |
| s2 | s2.domainkey.u8482051.wl052.sendgrid.net | RSA · ~1024 bit below 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 |
| Field | Value |
|---|---|
| Registrar | Simply.com A/S |
| Registered | 2017-01-03 |
| Expires | 2027-01-31 (103d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-12 23:28:11 | 1112ms | 4 NS 1 A 5 MX | 🔒 Secure |
| 2026-10-06 17:31:24 | 729ms | 4 NS 1 A 5 MX | 🔒 Secure |
| 2026-10-01 12:28:37 | 2390ms | 4 NS 1 A 5 MX | 🔒 Secure |
| 2026-09-24 11:38:23 | 702ms | 4 NS 1 A 5 MX | 🔒 Secure |
| 2026-09-09 00:07:21 | 2564ms | 4 NS 1 A 5 MX | 🔒 Secure |
| 2026-06-24 16:07:20 | 3070ms | 4 NS 1 A 5 MX | 🔒 Secure |
| 2026-06-23 15:40:25 | 1145ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-22 09:16:49 shown | 1150ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-17 13:12:59 | 759ms | 4 NS 1 A 5 MX | 🔒 Secure |