cyber-mail.dk is a .dk domain served by 2 nameservers (coby.ns.cloudflare.com, nena.ns.cloudflare.com). It was registered on 4 May 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.59.16 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx1.pub.mailpod9-cph3.one.com, mx2.pub.mailpod9-cph3.one.com and 2 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| coby.ns.cloudflare.com | — | — | — |
| nena.ns.cloudflare.com | — | — | — |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 104.21.59.16 | — | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.167.148 | — | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3035::6815:3b10 | — | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3037::ac43:a794 | — | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.59.16,172.67.167.148 ech=AEX+DQBBxAAgACDj7TsM1XQ2Je0M+m3yUJPxgZYPa5bYDBn/ZlIFcoqSfQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:3b10,2606:4700:3037::ac43:a794 |
| www | 104.21.59.16 172.67.167.148 2606:4700:3032::6815:3b10 2606:4700:3034::ac43:a794 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network cyber-mail.dk: 104.21.59.16 172.67.167.148 2606:4700:3032::6815:3b10 2606:4700:3034::ac43:a794 (AS13335) www.cyber-mail.dk: 104.21.59.16 172.67.167.148 2606:4700:3032::6815:3b10 2606:4700:3034::ac43:a794 (AS13335) |
| Wildcard | Yes: any name under the zone resolves |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx1.pub.mailpod9-cph3.one.com | DANE-EE · SPKI · SHA-256 | 5D2162F5CED0ACD2C3D63E5582045A6C… |
| SMTP _25._tcp.mx2.pub.mailpod9-cph3.one.com | DANE-EE · SPKI · SHA-256 | 5D2162F5CED0ACD2C3D63E5582045A6C… |
| SMTP _25._tcp.mx3.pub.mailpod9-cph3.one.com | DANE-EE · SPKI · SHA-256 | 5D2162F5CED0ACD2C3D63E5582045A6C… |
| SMTP _25._tcp.mx4.pub.mailpod9-cph3.one.com | DANE-EE · SPKI · SHA-256 | 5D2162F5CED0ACD2C3D63E5582045A6C… |
| 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 | 2406644903 |
| Primary NS (MNAME) | coby.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 | 2020-05-04 |
| Expires | 2027-05-31 (222d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-16 21:45:10 | 561ms | 2 NS 2 A 4 MX | 🔓 Insecure |
| 2026-10-06 03:50:10 | 1207ms | 2 NS 2 A 4 MX | 🔓 Insecure |
| 2026-09-30 03:18:51 | 825ms | 2 NS 2 A 4 MX | 🔓 Insecure |
| 2026-08-28 02:08:25 | 1173ms | 2 NS 2 A 4 MX | 🔓 Insecure |
| 2026-08-19 06:35:06 | 3323ms | 2 NS 2 A 4 MX | 🔓 Insecure |
| 2026-08-10 09:15:18 | 5842ms | 2 NS 2 A 4 MX | 🔓 Insecure |
| 2026-06-25 11:36:18 | 4245ms | 2 NS 2 A 4 MX | 🔓 Insecure |
| 2026-06-20 11:17:27 | 814ms | 2 NS 2 A 4 MX | 🔓 Insecure |
| 2026-06-16 23:31:14 shown | 596ms | 2 NS 2 A 4 MX | 🔓 Insecure |
| 2026-06-16 23:21:00 | 754ms | 2 NS 2 A 4 MX | 🔓 Insecure |