cfcore.dk is a .dk domain served by 2 nameservers (jason.ns.cloudflare.com, karsyn.ns.cloudflare.com). It was registered on 4 March 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by cfcore-dk.mail.protection.outlook.com. 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.
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.24 |
| TXT Record |
|---|
| atlassian-domain-verification=QsDlTV5Cx5l/xiEF5hWFrzabwrHTGZaZLg70uDmK1PbQhtqKVTreYGS4xSwzbqV1 |
| MS=ms83672803 |
| q212c85ft36ljf3px8fyh1svrm3l1wd8 |
| v=spf1 mx include:spf.protection.outlook.com -all |
| Policy | Record (cfcore.dk) |
|---|---|
| -all (hard fail) | v=spf1 mx include:spf.protection.outlook.com -all |
| www | Exists, no address |
| www vs bare domain | Neither resolves cfcore.dk: no address www.cfcore.dk: no address |
| 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: 2/10 · 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 | 2413343282 |
| Primary NS (MNAME) | jason.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 | 2021-03-04 |
| Expires | 2027-03-31 (165d) |
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).
| Domain | Registrar |
|---|---|
| cloudfactory.dk | Punktum dk A/S (direct) |
| kevinmagnussen.dk | Punktum dk A/S (direct) |
| pelleschmidt.dk | Punktum dk A/S (direct) |
| secf.dk | Punktum dk A/S (direct) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-16 11:01:39 | 1836ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-10-11 00:21:29 | 2542ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-10-09 23:50:33 | 1955ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-10-04 16:14:47 | 974ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-30 16:03:45 | 2424ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-29 15:52:07 | 1294ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-24 15:00:53 | 750ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-24 01:21:06 | 774ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-15 21:57:11 | 1932ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-08 20:24:48 | 1831ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-27 21:47:39 shown | 996ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-26 20:21:31 | 852ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-25 16:05:40 | 3356ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-20 13:23:32 | 10750ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-17 04:30:33 | 6797ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-11 19:47:29 | 17260ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-09 15:13:29 | 3160ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-03 02:27:46 | 4083ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-01 07:09:49 | 1363ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-07-26 03:23:01 | 2228ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-07-24 00:41:10 | 2685ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-07-20 15:55:49 | 1185ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-07-14 16:25:17 | 1262ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-07-12 04:38:31 | 3189ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-07-03 11:23:06 | 7428ms | 2 NS 0 A 1 MX | 🔒 Secure |