rickmarker.dk is a .dk domain served by 2 nameservers (carl.ns.cloudflare.com, pat.ns.cloudflare.com). It was registered on 18 October 2002 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.77.50 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. The zone is not DNSSEC-signed, has no 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 |
|---|---|---|---|---|---|---|---|
| 104.21.77.50 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.204.166 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3032::6815:4d32 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3034::ac43:cca6 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.77.50,172.67.204.166 ech=AEX+DQBBqwAgACDVsod2Ya2tixqCZeP4QvWbvFiS0MaIB5d++Q7K8jFYKwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:4d32,2606:4700:3034::ac43:cca6 |
| TXT Record |
|---|
| v=spf1 include:_spf.google.com include:amazonses.com ~all |
| Policy | Record (rickmarker.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.google.com include:amazonses.com ~all |
| www CNAME | www.rickmarker.dk.s3-website.eu-central-1.amazonaws.com (all on amazonaws.com) |
| www vs bare domain | Different networks rickmarker.dk: 104.21.77.50 172.67.204.166 2606:4700:3032::6815:4d32 2606:4700:3034::ac43:cca6 (AS13335) (all like this)www.rickmarker.dk: 3.5.120.129 3.5.120.251 3.5.121.218 3.5.121.243 (AS16509) |
| Wildcard | No |
| Selector | CNAME | Key |
|---|---|---|
| — | RSA · ~1024 bit below 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: 2/10 · policy: ~all
No problems found| 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 | 2409869449 |
| 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 | 2002-10-18 |
| Expires | 2026-12-31 (73d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-05 06:33:05 | 865ms | 2 NS 2 A 5 MX | 🔓 Insecure |
| 2026-09-19 11:51:18 | 3263ms | 2 NS 2 A 5 MX | 🔓 Insecure |
| 2026-08-09 20:11:44 | 1461ms | 2 NS 2 A 5 MX | 🔓 Insecure |
| 2026-07-19 03:20:42 shown | 2226ms | 2 NS 2 A 5 MX | 🔓 Insecure |
| 2026-06-26 08:29:20 | 852ms | 2 NS 2 A 5 MX | 🔓 Insecure |
| 2026-06-24 02:48:01 | 1163ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-19 23:38:29 | 1513ms | 2 NS 2 A 5 MX | 🔓 Insecure |
| 2026-06-18 08:30:10 | 4757ms | 2 NS 2 A 5 MX | 🔓 Insecure |