dfjk.dk is a .dk domain served by 2 nameservers (diva.ns.cloudflare.com, plato.ns.cloudflare.com). It was registered on 31 October 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mx.dfjk.dk. 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.
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 300s | mx.dfjk.dk | 143.58.209.241 2a01:4b00:ab42:1900:686f:7374:6e61:6d65 |
143.58.209.241.bcube.co.uk — |
AS56478 Hyperoptic Ltd AS56478 Hyperoptic Ltd |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _imaps._tcp | 0 | 1 | 993 | mx.dfjk.dk |
| TXT Record |
|---|
| v=spf1 include:mx.dfjk.dk ?all |
| Policy | Record (dfjk.dk) |
|---|---|
| ?all (neutral) | v=spf1 include:mx.dfjk.dk ?all |
| Policy | Record (_dmarc.dfjk.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; rua=mailto:d85162ecd9ad4c69b1fc67a7d08604ae@dmarc-reports.cloudflare.net |
| www | 104.21.89.205 172.67.164.226 2606:4700:3031::ac43:a4e2 2606:4700:3037::6815:59cd (AS13335) (address records, no CNAME) |
| www vs bare domain | Only www resolves dfjk.dk: no address (all like this)www.dfjk.dk: 104.21.89.205 172.67.164.226 2606:4700:3031::ac43:a4e2 2606:4700:3037::6815:59cd (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 |
DNS lookups: 1/10 · policy: ?all
| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.dfjk.dk | VDmCaOic0yb2tdpUdLbR0IQOhtGVbj1SUoqh0e_T33Y |
| TXT | _acme-challenge.dfjk.dk | joz8QemH8Mj6NUBUEU9iSRUXNvEM5yMKW-1Sz0yE18A |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2418407645 |
| Primary NS (MNAME) | diva.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2020-10-31 |
| Expires | 2027-10-31 (369d) |
Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).
No other domain with this registrant in our WHOIS data yet| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-25 14:15:47 shown | 594ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-10-18 02:12:56 | 886ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-10-14 22:04:59 | 1836ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-10-03 05:23:37 | 641ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-24 00:15:25 | 692ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-23 23:15:08 | 801ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-12 10:56:09 | 1110ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-05 18:15:28 | 878ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-28 13:35:08 | 2240ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-27 13:03:31 | 1017ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-25 06:01:19 | 984ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-22 18:29:25 | 1267ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-20 18:19:09 | 1219ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-09 01:48:53 | 1718ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-07-13 07:45:56 | 1131ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-07-10 19:00:17 | 1743ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-30 05:29:08 | 1758ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-27 12:55:59 | 1787ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-22 03:43:10 | 833ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-20 08:53:27 | 689ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-17 02:35:53 | 474ms | 2 NS 0 A 1 MX | 🔒 Secure |