maerskh2s.dk is a .dk domain served by 2 nameservers (april.ns.cloudflare.com, peter.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.91.215 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mail.maersktraining.com. The zone is DNSSEC-signed and validates, 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 |
|---|---|---|---|---|---|---|---|
| 104.21.91.215 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.180.120 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 300s | mail.maersktraining.com | — | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.maersktraining.com → 40.104.116.56 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3035::6815:5bd7 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3035::ac43:b478 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.91.215,172.67.180.120 ech=AEX+DQBB4QAgACAqaIebj+szSujpNENrNEMasD1DsxrJdmCPEV9qrtR9DwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:5bd7,2606:4700:3035::ac43:b478 |
| TXT Record |
|---|
| MS=ms20345254 |
| v=spf1 -all |
| Policy | Record (maerskh2s.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| Policy | Record (_dmarc.maerskh2s.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 | 104.21.91.215 172.67.180.120 2606:4700:3034::6815:5bd7 2606:4700:3036::ac43:b478 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network maerskh2s.dk: 104.21.91.215 172.67.180.120 2606:4700:3034::6815:5bd7 2606:4700:3036::ac43:b478 (AS13335) www.maerskh2s.dk: 104.21.91.215 172.67.180.120 2606:4700:3034::6815:5bd7 2606:4700:3036::ac43:b478 (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 | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2407857883 |
| Primary NS (MNAME) | april.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-29 22:37:57 | 1448ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-26 22:06:22 | 1207ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-25 21:52:43 | 1782ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-24 21:41:14 | 684ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-23 19:42:25 | 648ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-11 01:35:14 | 1923ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-28 01:36:58 | 664ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-13 06:15:31 | 2603ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-06 02:31:27 | 1295ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-28 17:35:23 | 1896ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-07-20 17:47:19 | 1157ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-06-27 07:34:27 | 1478ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-06-27 02:32:09 shown | 957ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-06-23 02:47:27 | 974ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-06-18 07:33:43 | 1687ms | 2 NS 2 A 1 MX | 🔒 Secure |