mindu.dk is a .dk domain served by 2 nameservers (donovan.ns.cloudflare.com, gwen.ns.cloudflare.com). It was registered on 16 November 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.50.4 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mail.protonmail.ch, mailsec.protonmail.ch. The zone is DNSSEC-signed but currently fails validation, 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 |
|---|---|---|---|---|---|---|---|
| 104.21.50.4 | — | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.198.176 | — | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3031::6815:3204 | — | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3035::ac43:c6b0 | — | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.50.4,172.67.198.176 ech=AEX+DQBBEQAgACDI4xqwwmAc0aVdhaScxMRTfCZo1/vM6WMg5h+quY5QUgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:3204,2606:4700:3035::ac43:c6b0 |
| TXT Record |
|---|
| protonmail-verification=3dd0021b97a07c320d1fb1bff229b14a1546fac6 |
| v=spf1 include:_spf.protonmail.ch ~all |
| Policy | Record (mindu.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.protonmail.ch ~all |
| Policy | Record (_dmarc.mindu.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine |
| www | NXDOMAIN |
| www vs bare domain | www does not resolve mindu.dk: 104.21.50.4 172.67.198.176 2606:4700:3031::6815:3204 2606:4700:3037::ac43:c6b0 (AS13335) (all like this)www.mindu.dk: no address |
| Wildcard | No |
DNS lookups: 2/10 · policy: ~all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mail.protonmail.ch | DANE-EE · SPKI · SHA-256 | 6111A5698D23C89E09C36FF833C1487E… |
| SMTP _25._tcp.mail.protonmail.ch | DANE-EE · SPKI · SHA-256 | 76BB66711DA416433CA890A5B2E5A053… |
| SMTP _25._tcp.mailsec.protonmail.ch | DANE-EE · SPKI · SHA-256 | 6111A5698D23C89E09C36FF833C1487E… |
| SMTP _25._tcp.mailsec.protonmail.ch | DANE-EE · SPKI · SHA-256 | 76BB66711DA416433CA890A5B2E5A053… |
| Check | Result |
|---|---|
| Validation Status | ⚠️ Bogus |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | broken trust chain resolving 'mindu.dk/A/IN': 127.0.0.1#53 |
| Field | Value |
|---|---|
| Serial | 2405580613 |
| Primary NS (MNAME) | donovan.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Simply.com A/S |
| Registered | 2024-11-16 |
| Expires | 2026-11-15 (27d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-10 09:52:18 | 2553ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-09-30 09:59:05 | 633ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-29 04:24:28 | 1275ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-26 19:03:17 | 9712ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-10 06:23:16 | 1813ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-07-03 14:53:44 | 11214ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-06-29 05:36:14 | 850ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-06-17 12:12:58 shown | 1618ms | 2 NS 2 A 2 MX | ⚠️ Bogus |