tjekhuset.dk is a .dk domain served by 2 nameservers (ns.dandomain.dk, ns2.dandomain.dk). It was registered on 16 October 2026 (WHOIS) and first appeared in the .dk zone on 17 October 2026. Its website address 162.159.140.98 is hosted by Cloudflare, Inc. (AS13335) in United States. Mail is handled by smtp.google.com. 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 162.159.140.98 | 3600s | — | AS13335 | Cloudflare, Inc. | 162.159.128.0/19 | 🇺🇸 United States | — |
| 172.66.0.96 | 3600s | — | AS13335 | Cloudflare, Inc. | 172.66.0.0/22 | 🇺🇸 United States | — |
| TXT Record |
|---|
| google-site-verification=Jm_yEj2sj2t5URpC6EMeA6RDvM2wgesupN6w-WnTCkI |
| v=spf1 include:_spf.google.com ~all |
| Policy | Record (tjekhuset.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.google.com ~all |
| Policy | Record (_dmarc.tjekhuset.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; rua=mailto:dyrholm@tjekhuset.dk |
| www CNAME | tjekhuset-app-r8g8c.ondigitalocean.app (all on ondigitalocean.app) |
| www vs bare domain | Same network tjekhuset.dk: 162.159.140.98 172.66.0.96 (AS13335) www.tjekhuset.dk: 162.159.140.98 172.66.0.96 2606:4700:7::60 2a06:98c1:58::60 (AS13335) |
| Wildcard | No |
| 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 |
|---|---|---|
| — | 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 | 2026101609 |
| 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 | 2026-10-16 |
| Expires | 2027-10-15 (362d) |
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