oxbo.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 5 October 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. 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.
| TXT Record |
|---|
| protonmail-verification=640fbbb1e2232257147adbfc6b69451d885caa6a |
| v=spf1 include:_spf.protonmail.ch mx ~all |
| Policy | Record (oxbo.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.protonmail.ch mx ~all |
| Policy | Record (_dmarc.oxbo.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none |
| www | NXDOMAIN |
| www vs bare domain | Neither resolves oxbo.dk: no address www.oxbo.dk: no address |
| Wildcard | No |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 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 | 76BB66711DA416433CA890A5B2E5A053… |
| SMTP _25._tcp.mail.protonmail.ch | DANE-EE · SPKI · SHA-256 | 6111A5698D23C89E09C36FF833C1487E… |
| SMTP _25._tcp.mailsec.protonmail.ch | DANE-EE · SPKI · SHA-256 | 6111A5698D23C89E09C36FF833C1487E… |
| SMTP _25._tcp.mailsec.protonmail.ch | DANE-EE · SPKI · SHA-256 | 76BB66711DA416433CA890A5B2E5A053… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2023100510 |
| Primary NS (MNAME) | ns1.simply.com |
| Responsible (RNAME) | hostmaster@simply.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Simply.com A/S |
| Registered | 2023-10-05 |
| Expires | 2027-10-04 (341d) |
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).
| Domain | Registrar |
|---|---|
| kriseministeriet.dk | Punktum dk A/S (direct) |
| ntin.dk | Simply.com A/S |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-13 04:41:58 | 480ms | 3 NS 0 A 2 MX | 🔒 Secure |
| 2026-10-02 13:32:25 | 443ms | 3 NS 0 A 2 MX | 🔒 Secure |
| 2026-09-30 13:27:44 | 598ms | 3 NS 0 A 2 MX | 🔒 Secure |
| 2026-09-29 15:16:34 | 1701ms | 3 NS 0 A 2 MX | 🔒 Secure |
| 2026-08-27 23:12:12 shown | 727ms | 3 NS 0 A 2 MX | 🔒 Secure |
| 2026-06-25 04:44:51 | 640ms | 3 NS 0 A 2 MX | 🔒 Secure |
| 2026-06-23 16:56:10 | 937ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-18 05:14:32 | 1291ms | 3 NS 0 A 2 MX | 🔒 Secure |