frederiksens.dk is a .dk domain served by 2 nameservers (emely.ns.cloudflare.com, steven.ns.cloudflare.com). It was registered on 26 August 2026 (WHOIS) and first appeared in the .dk zone on 27 August 2026. Mail is handled by route3.mx.cloudflare.net, route1.mx.cloudflare.net and 1 more. The zone is not DNSSEC-signed, 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.
| TXT Record |
|---|
| v=spf1 include:_spf.mx.cloudflare.net include:_spf.google.com ~all |
| Policy | Record (frederiksens.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.mx.cloudflare.net include:_spf.google.com ~all |
| Policy | Record (_dmarc.frederiksens.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; aspf=r; rua=mailto:alexander@frederiksens.dk |
| www | 104.21.29.163 172.67.149.117 2606:4700:3030::ac43:9575 2606:4700:3033::6815:1da3 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network frederiksens.dk: 104.21.29.163 172.67.149.117 2606:4700:3030::ac43:9575 2606:4700:3033::6815:1da3 (AS13335) www.frederiksens.dk: 104.21.29.163 172.67.149.117 2606:4700:3030::ac43:9575 2606:4700:3033::6815:1da3 (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 |
DNS lookups: 2/10 · policy: ~all
No problems found| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.frederiksens.dk | WCXMaCOABLlDS6BxX3Ww-DWUtHZPRKagAnjggGAOG7o |
| TXT | _acme-challenge.frederiksens.dk | rhnt87lFr9cfwEIcXjAd-fq718q6RYPWvb4wTCpNIKI |
| Service / Owner | Type | Cert association |
|---|---|---|
| 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.route1.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.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.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 | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2413240973 |
| Primary NS (MNAME) | emely.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | ONE.COM A/S |
| Registered | 2026-08-26 |
| Expires | 2027-08-25 (305d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-22 12:04:51 | 886ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-10-15 17:02:44 | 2950ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-10-08 07:10:58 | 1283ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-10-04 08:07:59 | 965ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-30 01:33:00 | 1767ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-22 03:07:28 | 2322ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-15 01:18:22 | 3783ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-08-30 01:01:56 | 2730ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-08-28 08:44:33 | 734ms | 2 NS 0 A 3 MX | 🔓 Insecure |
| 2026-08-27 08:35:16 shown | 1027ms | 2 NS 0 A 3 MX | 🔓 Insecure |