highhouse.dk is a .dk domain served by 2 nameservers (duke.ns.cloudflare.com, pat.ns.cloudflare.com). It was registered on 20 July 2011 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.19.188 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx1.onlinemail.io, mx2.onlinemail.io. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. 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 |
|---|---|---|---|---|---|---|---|
| 104.21.19.188 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.188.137 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 300s | mx1.onlinemail.io | 185.21.42.12 | mx1.onlinemail.io | AS48854 team.blue Denmark A/S |
| 10 | 300s | mx2.onlinemail.io | 46.36.208.16 | mx2.onlinemail.io | AS48854 team.blue Denmark A/S |
| Service | CNAME / IP |
|---|---|
| 🔶 Autoconfig | 178.20.216.126 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3032::6815:13bc | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3037::ac43:bc89 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.19.188,172.67.188.137 ech=AEX+DQBBygAgACCGbC4dFgkavdCg3voo55wjfDcQFKmISY3Y8ADrTeQhFAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:13bc,2606:4700:3037::ac43:bc89 |
| TXT Record |
|---|
| google-site-verification=bVuO2FuMu7gKpnZ7e01my6Sbt8mZsRyxijSgk26xuyE |
| MS=ms62696855 |
| v=spf1 ip4:178.20.216.126 include:spf.chosting.dk +ip4:78.46.84.62 +ip4:212.97.141.173 +include:mail.zendesk.com +include:spf.lagersystem.dk +include:spf.curanet.dk +include:sendgrid.net +include:spf.mandrillapp.com +include:_spf.herodesk-mails.io -all |
| Policy | Record (highhouse.dk) |
|---|---|
| -all (hard fail) | v=spf1 ip4:178.20.216.126 include:spf.chosting.dk +ip4:78.46.84.62 +ip4:212.97.141.173 +include:mail.zendesk.com +include:spf.lagersystem.dk +include:spf.curanet.dk +include:sendgrid.net +include:spf.mandrillapp.com +include:_spf.herodesk-mails.io -all |
| Policy | Record (_dmarc.highhouse.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; |
| www | 104.21.19.188 172.67.188.137 2606:4700:3032::6815:13bc 2606:4700:3037::ac43:bc89 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network highhouse.dk: 104.21.19.188 172.67.188.137 2606:4700:3032::6815:13bc 2606:4700:3037::ac43:bc89 (AS13335) www.highhouse.dk: 104.21.19.188 172.67.188.137 2606:4700:3032::6815:13bc 2606:4700:3037::ac43:bc89 (AS13335) |
| Wildcard | No |
| Selector | CNAME | Key |
|---|---|---|
| default | — | 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: 12/10 · policy: -all
| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.highhouse.dk | highhouse.dk.ffb7310192aab5b6.dcv.cloudflare.com |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2416310683 |
| Primary NS (MNAME) | duke.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 | 2011-07-20 |
| Expires | 2027-07-31 (284d) |
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 |
|---|---|
| bongland.dk | FIONIA IT ApS |
| erdet420.dk | CURANET A/S |
| helsemor.dk | Punktum dk A/S (direct) |
| seeds.dk | CURANET A/S |
| topskud.dk | FIONIA IT ApS |
| vindevejensslik.dk | FIONIA IT ApS |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-14 20:53:52 | 1584ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-10-02 08:18:07 shown | 459ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-10-01 18:32:07 | 1627ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-09-20 23:40:19 | 632ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-09-10 03:15:25 | 9930ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-31 16:12:17 | 3650ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-29 21:50:53 | 2036ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-27 17:59:59 | 796ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-27 02:26:20 | 946ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-06 01:50:26 | 1565ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-06-24 15:14:46 | 857ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-06-22 06:12:04 | 777ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-06-20 14:20:33 | 710ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-06-17 11:46:01 | 253ms | 0 NS 0 A 0 MX | ❓ Unknown |