dehnhardt.dk is a .dk domain served by 2 nameservers (dora.ns.cloudflare.com, nile.ns.cloudflare.com). It was registered on 6 January 2006 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.183.138.100 is hosted by Sentia Denmark A/S (AS47292) in Denmark. Mail is handled by mail.protonmail.ch, mailsec.protonmail.ch. The zone is DNSSEC-signed and validates, publishes a 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 |
|---|---|---|---|---|---|---|---|
| 46.183.138.100 | 300s | — | AS47292 | Sentia Denmark A/S | 46.183.138.0/23 | 🇩🇰 Denmark | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | dehnhardt.dk → 46.183.138.100 |
| 🔶 Autoconfig | dehnhardt.dk → 46.183.138.100 |
| TXT Record |
|---|
| protonmail-verification=6035308acc389e56aabe42043ab2d018dfa34191 |
| v=spf1 include:_spf.protonmail.ch ~all |
| Policy | Record (dehnhardt.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.protonmail.ch ~all |
| Policy | Record (_dmarc.dehnhardt.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine |
| www CNAME | dehnhardt.dk (all on dehnhardt.dk) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
DNS lookups: 2/10 · policy: ~all
No problems found| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.dehnhardt.dk | dehnhardt.dk |
| TXT | dehnhardt.dk | protonmail-verification=6035308acc389e56aabe42043ab2d018dfa34191 |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mail.protonmail.ch | DANE-EE · SPKI · SHA-256 | 76BB66711DA416433CA890A5B2E5A053… |
| SMTP _25._tcp.mail.protonmail.ch | DANE-EE · SPKI · SHA-256 | 6111A5698D23C89E09C36FF833C1487E… |
| 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 | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2409619330 |
| Primary NS (MNAME) | dora.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Domænehajen ApS |
| Registered | 2006-01-06 |
| Expires | 2030-01-31 (1197d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-02 20:16:22 | 697ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-10-01 03:56:55 | 1009ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-29 04:12:14 | 900ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-13 05:56:26 | 3865ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-07 15:58:47 | 1586ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-27 22:20:52 | 708ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-27 07:43:49 | 1748ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-12 11:19:54 | 4639ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-31 11:45:21 | 1590ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-19 15:59:10 | 3353ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-16 12:23:46 shown | 1230ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-24 19:32:09 | 889ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-17 01:35:11 | 726ms | 2 NS 1 A 2 MX | 🔒 Secure |