laererstuderende.dk is a .dk domain with no delegation in this scan. It was registered on 17 February 2000 (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 | 104.26.12.23 104.26.13.23 172.67.69.129 2606:4700:20::681a:c17 2606:4700:20::681a:d17 2606:4700:20::ac43:4581 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network laererstuderende.dk: 104.26.12.23 104.26.13.23 172.67.69.129 2606:4700:20::681a:c17 (AS13335) www.laererstuderende.dk: 104.26.12.23 104.26.13.23 172.67.69.129 2606:4700:20::681a:c17 (AS13335) |
| 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 |
|---|---|---|
| — | RSA · ~2048 bit | |
| s1 | s1.domainkey.u906417.wl168.sendgrid.net | RSA · ~2048 bit |
| s2 | s2.domainkey.u906417.wl168.sendgrid.net | 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 |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2000-02-17 |
| Expires | 2027-03-31 (164d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-15 02:23:43 | 899ms | 2 NS 3 A 5 MX | 🔓 Insecure |
| 2026-10-01 03:47:00 | 983ms | 2 NS 3 A 5 MX | 🔓 Insecure |
| 2026-09-30 03:40:18 | 1288ms | 2 NS 3 A 5 MX | 🔓 Insecure |
| 2026-09-20 18:51:02 | 1429ms | 2 NS 3 A 5 MX | 🔓 Insecure |
| 2026-09-05 13:42:44 | 2024ms | 2 NS 3 A 5 MX | 🔓 Insecure |
| 2026-08-27 23:04:08 | 1161ms | 2 NS 3 A 5 MX | 🔓 Insecure |
| 2026-08-27 20:16:57 | 781ms | 2 NS 3 A 5 MX | 🔓 Insecure |
| 2026-08-15 10:03:23 | 1752ms | 2 NS 3 A 5 MX | 🔓 Insecure |
| 2026-08-08 16:13:36 | 1680ms | 2 NS 3 A 5 MX | 🔓 Insecure |
| 2026-08-01 16:26:09 | 3513ms | 2 NS 3 A 5 MX | 🔓 Insecure |
| 2026-07-28 22:35:20 | 2063ms | 2 NS 3 A 5 MX | 🔓 Insecure |
| 2026-07-25 16:24:29 | 17557ms | 2 NS 3 A 5 MX | 🔓 Insecure |
| 2026-07-11 09:59:09 | 3371ms | 2 NS 3 A 5 MX | 🔓 Insecure |
| 2026-07-03 18:14:44 | 3239ms | 2 NS 3 A 5 MX | 🔓 Insecure |
| 2026-07-02 17:33:11 | 5965ms | 2 NS 3 A 5 MX | 🔓 Insecure |
| 2026-06-24 03:20:42 | 2376ms | 2 NS 3 A 5 MX | 🔓 Insecure |
| 2026-06-23 12:19:26 | 902ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-23 06:04:15 | 1660ms | 2 NS 3 A 5 MX | 🔓 Insecure |
| 2026-06-23 01:41:12 shown | 1166ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-18 01:04:08 | 2034ms | 2 NS 3 A 5 MX | 🔓 Insecure |