efterudannelse.dk is a .dk domain served by 4 nameservers (ns01.stil.dk, ns02.stil.dk, ns03.stil.dk and 1 more). It was registered on 29 March 2014 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. 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.
| TXT Record |
|---|
| v=spf1 include:spf1.stil.dk ~all |
| Policy | Record (efterudannelse.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:spf1.stil.dk ~all |
| Policy | Record (_dmarc.efterudannelse.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; sp=reject; rua=mailto:tcod1eh2@ag.eu.dmarcadvisor.com; |
| www | NXDOMAIN |
| www vs bare domain | Neither resolves efterudannelse.dk: no address www.efterudannelse.dk: no address |
| 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 |
DNS lookups: 1/10 · policy: ~all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2026080601 |
| Primary NS (MNAME) | ns01.stil.dk |
| Responsible (RNAME) | netdrift@stil.dk |
| Refresh | 900s |
| Retry | 300s |
| Expire | 3600000s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2014-03-29 |
| Expires | 2027-01-31 (103d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-15 15:25:32 | 338ms | 4 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-09 01:47:41 | 366ms | 4 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-08 11:42:50 | 516ms | 4 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-01 07:57:45 | 544ms | 4 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-24 05:50:17 | 2942ms | 4 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-22 04:10:12 | 544ms | 4 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-18 00:56:30 | 565ms | 4 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-10 23:39:34 | 519ms | 4 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-04 06:29:17 | 657ms | 4 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-27 14:38:36 | 551ms | 4 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-21 03:15:28 | 1397ms | 4 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-14 09:45:52 | 3197ms | 4 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-08 05:40:23 shown | 913ms | 4 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-01 16:37:41 | 813ms | 4 NS 0 A 0 MX | 🔒 Secure |
| 2026-07-23 03:41:02 | 1312ms | 4 NS 0 A 0 MX | 🔒 Secure |
| 2026-07-16 02:23:31 | 917ms | 4 NS 0 A 0 MX | 🔒 Secure |
| 2026-07-11 13:47:43 | 8577ms | 4 NS 0 A 0 MX | 🔒 Secure |
| 2026-07-03 07:08:23 | 1030ms | 4 NS 0 A 0 MX | 🔒 Secure |
| 2026-06-28 07:08:19 | 1479ms | 4 NS 0 A 0 MX | 🔒 Secure |
| 2026-06-26 09:27:11 | 594ms | 4 NS 0 A 0 MX | 🔒 Secure |
| 2026-06-24 23:51:25 | 731ms | 4 NS 0 A 0 MX | 🔒 Secure |
| 2026-06-24 20:21:57 | 585ms | 4 NS 0 A 0 MX | 🔒 Secure |
| 2026-06-23 00:21:40 | 6532ms | 4 NS 0 A 0 MX | 🔒 Secure |
| 2026-06-17 06:06:05 | 495ms | 4 NS 0 A 0 MX | 🔒 Secure |