sjfdom.dk is a .dk domain served by 2 nameservers (udns1.cscdns.net, udns2.cscdns.uk). It was registered on 13 March 2020 (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 -all |
| Policy | Record (sjfdom.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| Policy | Record (_dmarc.sjfdom.dk) |
|---|---|
| p=reject | v=DMARC1;p=reject;sp=reject;adkim=s;aspf=s |
| www | NXDOMAIN |
| www vs bare domain | Neither resolves sjfdom.dk: no address www.sjfdom.dk: no address |
| Wildcard | No |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
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 | 2020102587 |
| Primary NS (MNAME) | udns1.cscdns.net |
| Responsible (RNAME) | hostmaster@cscdns.net |
| Refresh | 28800s |
| Retry | 7200s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 14400s |
| Field | Value |
|---|---|
| Registrar | CSC Digital Brand Service, Inc |
| Registered | 2020-03-13 |
| Expires | 2027-03-31 (161d) |
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).
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-18 12:31:44 | 893ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-14 09:26:04 | 1072ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-08 22:43:20 | 1540ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-07 22:28:30 | 364ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-02 22:58:45 | 417ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-26 22:03:11 | 483ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-24 21:29:26 | 504ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-23 21:19:18 | 850ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-18 15:16:40 | 513ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-15 08:12:12 | 852ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-08 06:52:38 | 400ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-04 10:21:08 | 427ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-28 03:07:05 | 406ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-25 12:56:06 | 1202ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-23 07:40:18 | 3091ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-20 03:49:18 | 3039ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-16 13:02:45 | 2517ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-09 06:39:08 | 603ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-07 05:13:50 | 890ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-07-31 22:14:26 | 588ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-07-26 18:27:04 | 682ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-07-24 17:50:52 | 555ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-07-20 14:23:07 | 10006ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-07-17 06:37:18 | 841ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-07-10 09:11:24 shown | 638ms | 2 NS 0 A 0 MX | 🔒 Secure |