trygthaandvaerk.dk is a .dk domain served by 2 nameservers (ns.dandomain.dk, ns2.dandomain.dk). It was registered on 5 April 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 212.237.249.17 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by trygthaandvaerk-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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 212.237.249.17 | — | splash.dandomain.dk | AS48854 | team.blue Denmark A/S | 212.237.248.0/23 | 🇩🇰 Denmark | — |
| TXT Record |
|---|
| MS=ms70692086 |
| v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (trygthaandvaerk.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com -all |
| www | 216.150.1.1 (AS16509) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Denial of existence | NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| selector1 | selector1-trygthaandvaerk-dk._domainkey.selecteddesigners382.w-v1.dkim.mail.microsoft | RSA · ~2048 bit |
| selector2 | selector2-trygthaandvaerk-dk._domainkey.selecteddesigners382.w-v1.dkim.mail.microsoft | RSA · ~2048 bit |
DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.
DNS lookups: 1/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026040507 |
| Primary NS (MNAME) | ns.dandomain.dk |
| Responsible (RNAME) | hostmaster@dandomain.dk |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 300s |
| Field | Value |
|---|---|
| Registrar | DANDOMAIN A/S |
| Registered | 2026-04-05 |
| Expires | 2027-04-04 (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).
| Domain | Registrar |
|---|---|
| rahstrom.dk | DANDOMAIN A/S |
| rahström.dk | DANDOMAIN A/S |
| tryghaandvaerk.dk | DANDOMAIN A/S |
| trygt-håndværk.dk | DANDOMAIN A/S |
| virano.dk | DANDOMAIN A/S |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-22 11:04:33 | 499ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-30 00:59:16 | 539ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-14 04:00:38 | 1126ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-03 00:18:54 | 724ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-09 22:39:07 | 1390ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-28 00:45:29 | 2388ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-16 18:49:08 | 1398ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-29 18:35:45 | 682ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-23 12:29:09 | 1316ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 13:27:11 shown | 2835ms | 2 NS 1 A 1 MX | 🔒 Secure |