opgavebyggeren.dk is a .dk domain served by 4 nameservers (ns01.stil.dk, ns02.stil.dk, ns03.stil.dk and 1 more). It 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 our latest 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 (opgavebyggeren.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:spf1.stil.dk ~all |
| Policy | Record (_dmarc.opgavebyggeren.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; sp=reject; rua=mailto:tcod1eh2@ag.eu.dmarcadvisor.com; |
| www | NXDOMAIN |
| www vs bare domain | Neither resolves opgavebyggeren.dk: no address www.opgavebyggeren.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 | 2026101501 |
| Primary NS (MNAME) | ns01.stil.dk |
| Responsible (RNAME) | netdrift@stil.dk |
| Refresh | 900s |
| Retry | 300s |
| Expire | 3600000s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-16 02:07:34 shown | 483ms | 4 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-09 11:32:45 | 546ms | 4 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-08 10:08:44 | 528ms | 4 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-01 05:13:42 | 607ms | 4 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-26 03:56:17 | 410ms | 4 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-25 01:40:34 | 489ms | 4 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-21 13:55:11 | 493ms | 4 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-13 14:52:38 | 519ms | 4 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-05 19:49:22 | 405ms | 4 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-27 22:56:09 | 403ms | 4 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-25 13:47:52 | 6074ms | 4 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-21 10:48:24 | 4265ms | 4 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-20 09:53:00 | 1696ms | 4 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-13 14:54:57 | 711ms | 4 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-10 19:59:17 | 16679ms | 4 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-08 02:39:10 | 722ms | 4 NS 0 A 0 MX | 🔒 Secure |
| 2026-07-30 13:30:44 | 2160ms | 4 NS 0 A 0 MX | 🔒 Secure |
| 2026-07-23 04:13:18 | 773ms | 4 NS 0 A 0 MX | 🔒 Secure |
| 2026-07-18 02:47:26 | 718ms | 4 NS 0 A 0 MX | 🔒 Secure |
| 2026-07-11 12:51:10 | 775ms | 4 NS 0 A 0 MX | 🔒 Secure |
| 2026-07-03 14:22:49 | 3632ms | 4 NS 0 A 0 MX | 🔒 Secure |
| 2026-06-29 14:50:06 | 705ms | 4 NS 0 A 0 MX | 🔒 Secure |
| 2026-06-20 20:50:28 | 4457ms | 4 NS 0 A 0 MX | 🔒 Secure |
| 2026-06-17 19:19:36 | 4540ms | 4 NS 0 A 0 MX | 🔒 Secure |