dykkervaerkstedet.dk is a .dk domain served by 2 nameservers (carl.ns.cloudflare.com, clara.ns.cloudflare.com). It was registered on 15 January 2010 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.22.211 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx1.pub.mailpod8-cph3.one.com, mx2.pub.mailpod8-cph3.one.com and 1 more. 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 |
|---|---|---|---|---|---|---|---|
| 104.21.22.211 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.207.27 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 300s | mx1.pub.mailpod8-cph3.one.com | 185.164.14.102 | mx1.pub.mailpod8-cph3.one.com | AS51468 One.com A/S |
| 10 | 300s | mx2.pub.mailpod8-cph3.one.com | 185.164.14.103 | mx2.pub.mailpod8-cph3.one.com | AS51468 One.com A/S |
| 10 | 300s | mx3.pub.mailpod8-cph3.one.com | 185.164.14.104 | mx3.pub.mailpod8-cph3.one.com | AS51468 One.com A/S |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3037::6815:16d3 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3037::ac43:cf1b | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.22.211,172.67.207.27 ech=AEX+DQBB7QAgACCtn7wBSYETMvQeKSKuhY1k0Mo9x6K1D94JlBVzUecvLAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3037::6815:16d3,2606:4700:3037::ac43:cf1b |
| TXT Record |
|---|
| firebase=dykkervaerkstedet |
| google-site-verification=l2oJom3N48muTa9o3phCzRYlpdxjRkQ3UnNN-Ids1hI |
| google-site-verification=z30L7MpRBz7YeO75PxFKG16sFEt9VVyxv-6BJPaQ3EI |
| v=spf1 include:_spf.one.com include:_spf.firebasemail.com ~all |
| Policy | Record (dykkervaerkstedet.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.one.com include:_spf.firebasemail.com ~all |
| Policy | Record (_dmarc.dykkervaerkstedet.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; sp=reject; adkim=s; aspf=s; rua=mailto:65397c63718a4a5aaf0bddf4e45f32b1@dmarc-reports.cloudflare.net; |
| www | 104.21.22.211 172.67.207.27 2606:4700:3037::6815:16d3 2606:4700:3037::ac43:cf1b (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network dykkervaerkstedet.dk: 104.21.22.211 172.67.207.27 2606:4700:3037::6815:16d3 2606:4700:3037::ac43:cf1b (AS13335) www.dykkervaerkstedet.dk: 104.21.22.211 172.67.207.27 2606:4700:3037::6815:16d3 2606:4700:3037::ac43:cf1b (AS13335) |
| Wildcard | No |
| Denial of existence | Compact NSEC (RFC 9824, "black lies") not walkable |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| default | — | Revoked (empty key) |
| dkim | — | Revoked (empty key) |
| k1 | — | Revoked (empty key) |
| — | Revoked (empty key) | |
| s1 | — | Revoked (empty key) |
| s2 | — | Revoked (empty key) |
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: 5/10 · policy: ~all
No problems found| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.dykkervaerkstedet.dk | dykkervaerkstedet.dk.acme-cust-transient.one.com |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx1.pub.mailpod8-cph3.one.com | DANE-EE · SPKI · SHA-256 | BF2BAC81D64CD548F2920A7E0ADF7907… |
| SMTP _25._tcp.mx2.pub.mailpod8-cph3.one.com | DANE-EE · SPKI · SHA-256 | BF2BAC81D64CD548F2920A7E0ADF7907… |
| SMTP _25._tcp.mx3.pub.mailpod8-cph3.one.com | DANE-EE · SPKI · SHA-256 | BF2BAC81D64CD548F2920A7E0ADF7907… |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2412463144 |
| Primary NS (MNAME) | carl.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 | 2010-01-15 |
| Expires | 2027-01-31 (96d) |
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| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-17 05:37:34 | 2037ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-10-04 12:38:50 | 2554ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-10-03 12:28:19 | 2020ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-30 12:23:48 | 642ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-27 21:21:21 | 4710ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-23 13:21:30 | 924ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-17 17:09:49 | 1841ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-10 15:28:11 | 1606ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-03 14:24:58 | 670ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-08-29 05:30:38 | 1468ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-08-27 00:45:23 | 854ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-08-26 17:03:11 | 1315ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-08-24 06:08:43 | 4564ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-08-20 01:59:51 | 33166ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-08-17 17:35:58 shown | 7058ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-08-06 17:57:25 | 1432ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-07-24 00:31:49 | 1798ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-07-08 11:09:49 | 1567ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-06-30 04:01:35 | 1145ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-06-22 16:59:33 | 960ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-06-20 20:28:30 | 645ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-06-19 10:51:40 | 1324ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-06-17 05:10:51 | 553ms | 2 NS 2 A 3 MX | 🔓 Insecure |