mackaptajn.dk is a .dk domain served by 2 nameservers (lana.ns.cloudflare.com, rick.ns.cloudflare.com). It was registered on 25 November 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 31.59.129.68 is hosted by Wojciech Czapkowicz (AS214481) in The Netherlands. Mail is handled by mail.appscaptain.com, mxbackup1.junkemailfilter.com and 1 more. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. 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 |
|---|---|---|---|---|---|---|---|
| 31.59.129.68 | — | — | AS214481 | Wojciech Czapkowicz | 31.59.129.0/24 | 🇳🇱 The Netherlands | Amsterdam |
| TXT Record |
|---|
| nms-domain-verification=658299361556 |
| v=spf1 mx a:mail.appscaptain.com include:relay.mymailcheap.com -all |
| Policy | Record (mackaptajn.dk) |
|---|---|
| -all (hard fail) | v=spf1 mx a:mail.appscaptain.com include:relay.mymailcheap.com -all |
| Policy | Record (_dmarc.mackaptajn.dk) |
|---|---|
| p=quarantine | v=DMARC1;p=quarantine;pct=50 |
| www | 31.59.129.68 (AS214481) (address records, no CNAME) |
| www vs bare domain | Same network |
| 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 |
| Selector | CNAME | Key |
|---|---|---|
| dkim | — | RSA · ~2048 bit |
DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.
DNS lookups: 3/10 · policy: -all
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2407069985 |
| Primary NS (MNAME) | lana.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2020-11-25 |
| Expires | 2026-11-30 (41d) |
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 |
|---|---|---|---|
| 2026-10-07 16:21:06 | 1892ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-10-03 15:13:36 | 1962ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-09-26 14:26:26 | 1152ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-09-25 14:13:35 | 1365ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-09-23 13:42:26 | 1452ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-09-22 09:17:53 | 2483ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-09-15 08:24:22 | 2580ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-09-10 03:42:38 | 1764ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-09-08 18:12:19 | 1915ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-09-02 12:23:12 | 3906ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-08-27 12:46:50 | 1092ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-08-24 19:34:15 | 3719ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-08-21 06:20:43 | 9830ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-08-15 19:25:57 | 1952ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-08-10 07:03:41 | 2134ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-07-23 15:32:58 | 9981ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-29 01:03:19 | 1618ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-26 23:21:23 | 895ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-20 19:13:45 | 620ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-17 15:33:57 shown | 1267ms | 2 NS 1 A 3 MX | 🔒 Secure |