yjf.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was already in the .dk zone when our tracking began on 16 June 2026. The zone is DNSSEC-signed and validates, has no 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 -all |
| Policy | Record (yjf.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
DNS lookups: 0/10 · 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 | 2026081501 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-17 18:29:07 | 2604ms | 2 NS 0 A 0 MX | ⚠️ Bogus |
| 2026-09-10 17:26:22 | 609ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-03 15:25:29 | 2340ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-30 21:27:59 | 353ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-29 03:13:14 | 411ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-27 23:36:17 | 340ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-26 22:10:23 | 790ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-25 17:12:55 | 586ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-24 14:47:22 | 629ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-23 11:42:05 | 1834ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-16 12:32:56 shown | 527ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-07-25 03:41:03 | 1987ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-24 03:22:56 | 4947ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-25 02:12:25 | 885ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-20 20:56:02 | 1070ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-18 03:59:54 | 1567ms | 2 NS 1 A 4 MX | 🔒 Secure |