kaptajnen.dk is a .dk domain served by 2 nameservers (benedict.ns.cloudflare.com, kenia.ns.cloudflare.com). It was registered on 10 August 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 109.199.103.79 is hosted by Contabo GmbH (AS51167) in France. Mail is handled by mx1.onlinemail.io, mx2.onlinemail.io. The zone is not DNSSEC-signed, 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 |
|---|---|---|---|---|---|---|---|
| 109.199.103.79 | 300s | vmi2410367.contaboserver.net | AS51167 | Contabo GmbH | 109.199.96.0/19 | 🇫🇷 France | Lauterbourg |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 300s | mx1.onlinemail.io | 185.21.42.12 | mx1.onlinemail.io | AS48854 team.blue Denmark A/S |
| 20 | 300s | mx2.onlinemail.io | 46.36.208.16 | mx2.onlinemail.io | AS48854 team.blue Denmark A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 172.67.157.73 |
| 🔶 Autoconfig | 172.67.157.73 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a02:c206:2241:367::1 | 300s | vmi2410367.contaboserver.net | AS51167 | Contabo GmbH | 2a02:c204:0:0:0:0:0:0/30 | 🇫🇷 France | Lauterbourg |
| TXT Record |
|---|
| v=spf1 include:amazonses.com include:spf.curanet.dk ~all |
| Policy | Record (kaptajnen.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:amazonses.com include:spf.curanet.dk ~all |
| Policy | Record (_dmarc.kaptajnen.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; ruf=mailto:system@kaptajnen.dk |
| www | 104.21.8.103 172.67.157.73 2606:4700:3031::6815:867 2606:4700:3031::ac43:9d49 (AS13335) (address records, no CNAME) |
| www vs bare domain | Different networks kaptajnen.dk: 109.199.103.79 2a02:c206:2241:367::1 (AS51167) (all like this)www.kaptajnen.dk: 104.21.8.103 172.67.157.73 2606:4700:3031::6815:867 2606:4700:3031::ac43:9d49 (AS13335) |
| Wildcard | Yes: any name under the zone resolves |
DNS lookups: 4/10 · policy: ~all
No problems found| 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 | 2415097089 |
| Primary NS (MNAME) | benedict.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 | 2023-08-10 |
| Expires | 2027-08-09 (289d) |
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 |
|---|---|---|---|
| 2026-10-22 21:54:26 | 583ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-09-25 17:42:31 shown | 3182ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-09-20 03:51:43 | 1839ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-08-28 02:02:17 | 2867ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-08-26 14:43:24 | 1125ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-08-24 14:17:36 | 10214ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-07-17 22:39:02 | 3334ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-06-25 23:42:38 | 1039ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-06-18 09:25:09 | 14361ms | 2 NS 1 A 2 MX | 🔓 Insecure |