mycasa.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 6 October 2004 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.211.38 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by mail.protonmail.ch, mailsec.protonmail.ch. 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 |
|---|---|---|---|---|---|---|---|
| 46.30.211.38 | 600s | domain-parking.one.com | AS51468 | One.com A/S | 46.30.208.0/21 | 🇩🇰 Denmark | Copenhagen |
| TXT Record |
|---|
| protonmail-verification=2e05ea32ae8eb1aeffd46d39458950467ca3a58a |
| v=spf1 include:_spf.protonmail.ch ~all include:_custspf.one.com |
| Policy | Record (mycasa.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.protonmail.ch ~all include:_custspf.one.com |
| Policy | Record (_dmarc.mycasa.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine |
| www | 46.30.211.38 (AS51468) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 3/10 · policy: ~all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mail.protonmail.ch | DANE-EE · SPKI · SHA-256 | 6111A5698D23C89E09C36FF833C1487E… |
| SMTP _25._tcp.mail.protonmail.ch | DANE-EE · SPKI · SHA-256 | 76BB66711DA416433CA890A5B2E5A053… |
| SMTP _25._tcp.mailsec.protonmail.ch | DANE-EE · SPKI · SHA-256 | 76BB66711DA416433CA890A5B2E5A053… |
| SMTP _25._tcp.mailsec.protonmail.ch | DANE-EE · SPKI · SHA-256 | 6111A5698D23C89E09C36FF833C1487E… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026090801 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Field | Value |
|---|---|
| Registrar | ONE.COM A/S |
| Registered | 2004-10-06 |
| Expires | 2026-10-31 (6d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-24 14:59:56 | 1539ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-10-23 04:55:36 | 922ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-10-10 02:38:13 | 4431ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-25 19:01:05 | 701ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-15 09:22:29 shown | 743ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-28 02:06:34 | 646ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-12 04:26:26 | 2026ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-09 02:14:49 | 10014ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-27 17:49:20 | 1050ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-14 00:13:22 | 918ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-24 18:06:56 | 813ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-20 23:55:16 | 926ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-20 02:44:43 | 720ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-18 05:06:31 | 837ms | 2 NS 1 A 4 MX | 🔒 Secure |