didmybest.dk is a .dk domain served by 2 nameservers (clyde.ns.cloudflare.com, heidi.ns.cloudflare.com). It was registered on 18 October 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.20.55 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx.simply.com. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. Below are all of its DNS records from our latest 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 |
|---|---|---|---|---|---|---|---|
| 104.21.20.55 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.191.204 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 300s | mx.simply.com | 94.231.106.20 | mx.simply.com | AS48854 team.blue Denmark A/S |
| Service | CNAME / IP |
|---|---|
| 🔶 Autoconfig | maildiscover.simply.com → 94.231.108.222 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3032::ac43:bfcc | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3033::6815:1437 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.20.55,172.67.191.204 ech=AEX+DQBBNAAgACBW3Ielt0bi6xili2BsjqJGGElOZ1WrGYGGZfp31BHIbAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:bfcc,2606:4700:3033::6815:1437 |
| TXT Record |
|---|
| facebook-domain-verification=y5fwvxxytcaygcxcnx94am31n24vu1 |
| google-site-verification=hLxvWQm1csxthwrwJyjOfVzDdD8HiCg7IUbqFw_kwf0 |
| v=spf1 include:spf.simply.com -all |
| Policy | Record (didmybest.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.simply.com -all |
| Policy | Record (_dmarc.didmybest.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.com; |
| www | Address record (no CNAME) |
| 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: 1/10 · policy: -all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx.simply.com | DANE-EE · SPKI · SHA-256 | 97A3BA009F39C761BFFB6574340E8138… |
| SMTP _25._tcp.mx.simply.com | DANE-EE · SPKI · SHA-256 | A9D603AF4D7ED6B9246B4B68500CD6F2… |
| SMTP _25._tcp.mx.simply.com | DANE-EE · SPKI · SHA-256 | 4B949F05A63FED95FC94B3A83DD70167… |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2416773022 |
| Primary NS (MNAME) | clyde.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Simply.com A/S |
| Registered | 2023-10-18 |
| Expires | 2027-10-17 (365d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-07 03:27:57 shown | 2185ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-20 23:06:58 | 1479ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-27 10:24:16 | 9637ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-19 21:52:20 | 1042ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-26 13:59:21 | 1467ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-24 13:19:26 | 1028ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-16 03:13:17 | 796ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-03 12:26:31 | 6545ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-22 00:24:23 | 636ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-17 02:45:34 | 511ms | 2 NS 2 A 1 MX | 🔓 Insecure |