høi.dk is a .dk domain served by 2 nameservers (beth.ns.cloudflare.com, julian.ns.cloudflare.com). It was registered on 28 May 2004 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.38.152 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by route3.mx.cloudflare.net, route2.mx.cloudflare.net and 1 more. The zone is of unknown DNSSEC status, 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 |
|---|---|---|---|---|---|---|---|
| 104.21.38.152 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.223.236 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 192.168.68.103 |
| 🔶 Autoconfig | 192.168.68.103 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3030::ac43:dfec | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3035::6815:2698 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.38.152,172.67.223.236 ech=AEX+DQBBmwAgACBlIPVAUHo6sAha3cBWxayoCMXx87qcw2t7cC/wSLzwYQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:dfec,2606:4700:3035::6815:2698 |
| TXT Record |
|---|
| v=spf1 include:_spf.mx.cloudflare.net include:amazonses.com ~all |
| Policy | Record (høi.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.mx.cloudflare.net include:amazonses.com ~all |
| Policy | Record (_dmarc.høi.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; rua=mailto:rua@dmarc.brevo.com |
| www | 104.21.38.152 172.67.223.236 2606:4700:3030::ac43:dfec 2606:4700:3035::6815:2698 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
DNS lookups: 2/10 · policy: ~all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.route1.mx.cloudflare.net | DANE-EE · SPKI · SHA-256 | 9BE5B7D47F9EFF930C11EB04D27CAE6B… |
| SMTP _25._tcp.route1.mx.cloudflare.net | DANE-TA · SPKI · SHA-256 | 59E738E674221702AF1EDB87C5200C1A… |
| SMTP _25._tcp.route1.mx.cloudflare.net | DANE-EE · SPKI · SHA-256 | 0F0C6C164A36F97E7B4C5A5B69D6F4F2… |
| SMTP _25._tcp.route2.mx.cloudflare.net | DANE-EE · SPKI · SHA-256 | 0F0C6C164A36F97E7B4C5A5B69D6F4F2… |
| SMTP _25._tcp.route2.mx.cloudflare.net | DANE-EE · SPKI · SHA-256 | 9BE5B7D47F9EFF930C11EB04D27CAE6B… |
| SMTP _25._tcp.route2.mx.cloudflare.net | DANE-TA · SPKI · SHA-256 | 59E738E674221702AF1EDB87C5200C1A… |
| SMTP _25._tcp.route3.mx.cloudflare.net | DANE-EE · SPKI · SHA-256 | 9BE5B7D47F9EFF930C11EB04D27CAE6B… |
| SMTP _25._tcp.route3.mx.cloudflare.net | DANE-TA · SPKI · SHA-256 | 59E738E674221702AF1EDB87C5200C1A… |
| SMTP _25._tcp.route3.mx.cloudflare.net | DANE-EE · SPKI · SHA-256 | 0F0C6C164A36F97E7B4C5A5B69D6F4F2… |
| Check | Result |
|---|---|
| Validation Status | ❓ Unknown |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | resolution failed: ncache nxdomain |
| Field | Value |
|---|---|
| Serial | 2417744748 |
| Primary NS (MNAME) | beth.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | A/S SCANNET |
| Registered | 2004-05-28 |
| Expires | 2027-05-31 (219d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-21 20:58:32 | 803ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-10-20 11:08:56 | 620ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-10-18 06:00:00 shown | 3365ms | 2 NS 2 A 3 MX | ❓ Unknown |
| 2026-10-11 23:54:22 | 3860ms | 2 NS 2 A 3 MX | ❓ Unknown |
| 2026-10-02 16:23:44 | 1184ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-29 16:01:53 | 771ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-29 10:39:32 | 1126ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-24 10:06:09 | 868ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-23 12:53:43 | 1215ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-21 06:25:21 | 1757ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-10 11:12:16 | 1096ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-07 08:28:31 | 1370ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-08-26 21:16:57 | 1367ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-08-23 03:41:22 | 7718ms | 2 NS 2 A 3 MX | ❓ Unknown |
| 2026-07-03 00:49:46 | 1530ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-06-27 22:25:50 | 960ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-06-20 17:24:00 | 1709ms | 2 NS 2 A 3 MX | 🔒 Secure |
| 2026-06-17 15:36:21 | 1164ms | 2 NS 2 A 3 MX | 🔒 Secure |