tastselv.dk is a .dk domain served by 6 nameservers (df-ns01.skat.dk, df-ns02.skat.dk, df-ns03.skat.dk and 3 more). It was registered on 2 October 1997 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by .. 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.
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 1800s | . Null MX — domain accepts no email (RFC 7505) | |||
| TXT Record |
|---|
| SKAT |
| v=spf1 -all |
| Policy | Record (tastselv.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| Policy | Record (_dmarc.tastselv.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:fd0c97ad@in.mailhardener.com; ruf=mailto:fd0c97ad@in.mailhardener.com |
| www CNAME | cms.skat.dk (all on skat.dk) → 147.29.150.82 (AS3292) |
| www vs bare domain | Only www resolves (all like this) |
| 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 | 2025091847 |
| Primary NS (MNAME) | df-ns01.skat.dk |
| Responsible (RNAME) | hostmaster@csc.dk |
| Refresh | 14400s |
| Retry | 7200s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 1997-10-02 |
| Expires | 2030-07-31 (1377d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-17 00:50:18 | 1409ms | 6 NS 0 A 1 MX | 🔒 Secure |
| 2026-10-06 13:01:47 | 3457ms | 6 NS 0 A 1 MX | 🔒 Secure |
| 2026-10-05 11:09:48 | 5630ms | 6 NS 0 A 1 MX | 🔒 Secure |
| 2026-10-03 11:05:54 | 540ms | 6 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-25 19:57:04 | 477ms | 6 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-23 19:11:41 | 493ms | 6 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-20 19:46:24 | 472ms | 6 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-15 13:19:06 | 5781ms | 6 NS 0 A 0 MX | ⚠️ Bogus |
| 2026-09-07 05:36:43 shown | 4683ms | 6 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-05 22:33:11 | 572ms | 6 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-28 18:09:30 | 1477ms | 6 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-16 15:22:21 | 18914ms | 6 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-12 17:17:41 | 2782ms | 6 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-08 18:44:18 | 886ms | 6 NS 0 A 1 MX | 🔒 Secure |
| 2026-07-26 03:03:44 | 2150ms | 6 NS 0 A 1 MX | 🔒 Secure |
| 2026-07-20 21:49:43 | 3558ms | 6 NS 0 A 1 MX | 🔒 Secure |
| 2026-07-14 21:12:01 | 8564ms | 6 NS 0 A 1 MX | 🔒 Secure |
| 2026-07-03 12:24:18 | 950ms | 6 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-29 14:27:49 | 867ms | 6 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-26 07:17:33 | 700ms | 6 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-25 23:48:28 | 900ms | 6 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-24 13:52:50 | 1129ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-17 16:54:23 | 940ms | 6 NS 0 A 0 MX | ⚠️ Bogus |