maersktraining.dk is a .dk domain served by 2 nameservers (april.ns.cloudflare.com, peter.ns.cloudflare.com). It was registered on 25 June 2010 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.21.122 is hosted by Cloudflare, Inc. (AS13335). 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 |
|---|---|---|---|---|---|---|---|
| 104.21.21.122 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.198.155 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3033::ac43:c69b | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3035::6815:157a | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.21.122,172.67.198.155 ech=AEX+DQBBIAAgACC0zA43QQEPXf0h948Q6XRjN1sVQRaoZpeWL8pJJzaaYwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:c69b,2606:4700:3035::6815:157a |
| TXT Record |
|---|
| MS=ms14044465 |
| v=spf1 -all |
| Policy | Record (maersktraining.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| Policy | Record (_dmarc.maersktraining.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; pct=100; fo=1; ri=3600; rua=mailto:c2ff5592@inbox.eu.redsift.cloud; ruf=mailto:c2ff5592@inbox.eu.redsift.cloud; |
| www | 104.21.21.122 172.67.198.155 2606:4700:3033::ac43:c69b 2606:4700:3035::6815:157a (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network maersktraining.dk: 104.21.21.122 172.67.198.155 2606:4700:3033::ac43:c69b 2606:4700:3035::6815:157a (AS13335) www.maersktraining.dk: 104.21.21.122 172.67.198.155 2606:4700:3033::ac43:c69b 2606:4700:3035::6815:157a (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: 0/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2416151832 |
| Primary NS (MNAME) | april.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | CSC Digital Brand Service, Inc |
| Registered | 2010-06-25 |
| Expires | 2027-06-30 (255d) |
Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-30 18:08:13 shown | 504ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-29 23:59:47 | 1305ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-26 23:17:25 | 583ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-25 22:51:33 | 590ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-24 22:41:13 | 750ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-07 18:02:33 | 1986ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-14 01:42:19 | 840ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-01 14:55:15 | 1590ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-07-19 18:09:32 | 1446ms | 2 NS 2 A 0 MX | 🔒 Secure |
| 2026-06-30 09:57:12 | 676ms | 2 NS 2 A 0 MX | 🔒 Secure |
| 2026-06-23 17:21:35 | 2362ms | 2 NS 2 A 0 MX | 🔒 Secure |
| 2026-06-21 17:14:50 | 1187ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-18 07:14:24 | 1432ms | 2 NS 2 A 0 MX | 🔒 Secure |