ferdinands.dk is a .dk domain served by 2 nameservers (alina.ns.cloudflare.com, mike.ns.cloudflare.com). It was registered on 10 July 2007 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.43.137 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx1.pub.mailpod14-cph3.one.com, mx2.pub.mailpod14-cph3.one.com and 2 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 |
|---|---|---|---|---|---|---|---|
| 104.21.43.137 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.180.48 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 300s | mx1.pub.mailpod14-cph3.one.com | 185.10.9.212 | mx1.pub.mailpod14-cph3.one.com | AS51468 One.com A/S |
| 10 | 300s | mx2.pub.mailpod14-cph3.one.com | 185.10.9.213 | mx2.pub.mailpod14-cph3.one.com | AS51468 One.com A/S |
| 10 | 300s | mx3.pub.mailpod14-cph3.one.com | 185.10.9.214 | mx3.pub.mailpod14-cph3.one.com | AS51468 One.com A/S |
| 10 | 300s | mx4.pub.mailpod14-cph3.one.com | 185.10.9.215 | mx4.pub.mailpod14-cph3.one.com | AS51468 One.com A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 104.21.43.137 |
| 🔶 Autoconfig | 104.21.43.137 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3031::6815:2b89 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3036::ac43:b430 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.43.137,172.67.180.48 ech=AEX+DQBBVAAgACDoxKLAIkAaIhaNMbgHH8jgCAtYlN3rXrrImfbxmjSvWwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:2b89,2606:4700:3036::ac43:b430 |
| TXT Record |
|---|
| google-site-verification=ElaocuhhT23meu_X-DjDI6QVPIt4dzPX9p5-4N2ZESE |
| v=spf1 a mx include:spf.mtasv.net include:_custspf.one.com ~all |
| v=spf1 include:servers.mcsv.net ?all |
| Policy | Record (ferdinands.dk) |
|---|---|
| ~all (soft fail) | v=spf1 a mx include:spf.mtasv.net include:_custspf.one.com ~all |
| ?all (neutral) | v=spf1 include:servers.mcsv.net ?all |
| Policy | Record (_dmarc.ferdinands.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; pct=100; rua=mailto:re+x60jlt6ddez@dmarc.postmarkapp.com; aspf=r; |
| www | 104.21.43.137 172.67.180.48 2606:4700:3031::6815:2b89 2606:4700:3036::ac43:b430 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network ferdinands.dk: 104.21.43.137 172.67.180.48 2606:4700:3031::6815:2b89 2606:4700:3036::ac43:b430 (AS13335) www.ferdinands.dk: 104.21.43.137 172.67.180.48 2606:4700:3031::6815:2b89 2606:4700:3036::ac43:b430 (AS13335) |
| Wildcard | Yes: any name under the zone resolves |
| Selector | CNAME | Key |
|---|---|---|
| k1 | dkim.mcsv.net | 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: 4/10 · policy: ~all
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx1.pub.mailpod14-cph3.one.com | DANE-EE · SPKI · SHA-256 | A4B9A2A35B513EFAC91F5A3C11DD0C58… |
| SMTP _25._tcp.mx2.pub.mailpod14-cph3.one.com | DANE-EE · SPKI · SHA-256 | A4B9A2A35B513EFAC91F5A3C11DD0C58… |
| SMTP _25._tcp.mx3.pub.mailpod14-cph3.one.com | DANE-EE · SPKI · SHA-256 | A4B9A2A35B513EFAC91F5A3C11DD0C58… |
| SMTP _25._tcp.mx4.pub.mailpod14-cph3.one.com | DANE-EE · SPKI · SHA-256 | A4B9A2A35B513EFAC91F5A3C11DD0C58… |
| 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 | 2411538216 |
| Primary NS (MNAME) | alina.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 | 2007-07-10 |
| Expires | 2027-07-31 (282d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-05 21:37:07 | 888ms | 2 NS 2 A 4 MX | 🔓 Insecure |
| 2026-09-30 21:20:52 | 657ms | 2 NS 2 A 4 MX | 🔓 Insecure |
| 2026-09-27 19:25:22 | 840ms | 2 NS 2 A 4 MX | 🔓 Insecure |
| 2026-09-26 19:12:29 | 811ms | 2 NS 2 A 4 MX | 🔓 Insecure |
| 2026-08-31 20:53:32 | 855ms | 2 NS 2 A 4 MX | 🔓 Insecure |
| 2026-08-27 20:09:15 | 994ms | 2 NS 2 A 4 MX | 🔓 Insecure |
| 2026-08-27 08:07:23 shown | 1018ms | 2 NS 2 A 4 MX | 🔓 Insecure |
| 2026-08-26 03:49:00 | 848ms | 2 NS 2 A 4 MX | 🔓 Insecure |
| 2026-08-08 18:37:31 | 1391ms | 2 NS 2 A 4 MX | 🔓 Insecure |
| 2026-08-06 20:57:00 | 1390ms | 2 NS 2 A 4 MX | 🔓 Insecure |
| 2026-06-18 15:31:42 | 987ms | 2 NS 2 A 4 MX | 🔓 Insecure |
| 2026-06-18 13:35:57 | 1284ms | 2 NS 2 A 4 MX | 🔓 Insecure |
| 2026-06-17 09:30:56 | 845ms | 2 NS 2 A 4 MX | 🔓 Insecure |