validdating.dk is a .dk domain served by 2 nameservers (garret.ns.cloudflare.com, marissa.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.74.116 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mail.mariboe.net. The zone is DNSSEC-signed and validates, 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 |
|---|---|---|---|---|---|---|---|
| 104.21.74.116 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.157.241 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 600s | mail.mariboe.net | 185.10.223.133 2a03:5440:2030:b00::10 |
185-10-223-133.ip4.fiberby.net mail.mariboe.net |
AS42541 Fiberby ApS AS42541 Fiberby ApS |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3031::6815:4a74 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3035::ac43:9df1 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.74.116,172.67.157.241 ech=AEX+DQBBsAAgACBv2b6o8yy5vDWZfgaJxrpSOaUhzyzlP5Xy/KaVy9ZNBgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:4a74,2606:4700:3035::ac43:9df1 |
| TXT Record |
|---|
| v=spf1 include:mariboe.net ~all |
| Policy | Record (validdating.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:mariboe.net ~all |
| Policy | Record (_dmarc.validdating.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; sp=reject; np=reject; adkim=s; aspf=s; rua=mailto:dmarcreports@mariboe.net |
| Check | Result |
|---|---|
| Status | 🔒 Enforce |
| TXT record (_mta-sts) | ✓ Found |
| HTTPS policy | ✓ Valid |
| Mode | enforce |
| Policy ID | 2026052101 |
| max_age | 604800s |
| Policy MX | mail.mariboe.net |
| Status | Report address (rua) |
|---|---|
| ✓ Enabled | mailto:tlsrpt@mariboe.net |
| www | 104.21.74.116 172.67.157.241 2606:4700:3031::6815:4a74 2606:4700:3035::ac43:9df1 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network validdating.dk: 104.21.74.116 172.67.157.241 2606:4700:3031::6815:4a74 2606:4700:3035::ac43:9df1 (AS13335) www.validdating.dk: 104.21.74.116 172.67.157.241 2606:4700:3031::6815:4a74 2606:4700:3035::ac43:9df1 (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: 7/10 · policy: ~all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mail.mariboe.net | DANE-EE · SPKI · SHA-256 | FE3E414381A979EB9D09251E961F63CB… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2417206936 |
| Primary NS (MNAME) | garret.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-12 05:06:49 shown | 1389ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-30 09:43:06 | 7035ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-28 09:14:58 | 1313ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-19 14:38:13 | 945ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-08-25 09:08:47 | 3262ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-08-24 23:40:24 | 1043ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-07-31 19:14:03 | 1708ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-07-20 05:28:47 | 1120ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-07-18 23:37:37 | 2719ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-07-09 02:26:39 | 2008ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-06-17 18:52:30 | 1095ms | 2 NS 2 A 1 MX | 🔒 Secure |