yoyoyo.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 5 April 2021 (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=8fcb82decca9cc6c784769bafc557aeca5fc0c65 |
| v=spf1 include:_spf.protonmail.ch mx ~all |
| Policy | Record (yoyoyo.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.protonmail.ch mx ~all |
| Policy | Record (_dmarc.yoyoyo.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; rua=mailto:reportmail@yoyoyo.dk |
| www | 46.30.211.38 (AS51468) (address records, no CNAME) |
| www vs bare domain | Only www resolves (all like this) |
| 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 | 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 | 2026030201 |
| 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 | Punktum dk A/S (direct) |
| Registered | 2021-04-05 |
| Expires | 2027-04-30 (187d) |
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 |
|---|---|
| firstdisc.dk | ONE.COM A/S |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-08 08:20:57 | 640ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-10-01 07:33:06 | 2135ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-09-27 06:24:43 | 631ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-09-26 06:01:54 | 959ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-08-29 18:12:39 | 1287ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-08-27 23:26:17 | 788ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-08-11 07:01:10 | 7141ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-06-25 19:17:41 | 515ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-06-22 23:05:40 | 1170ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-18 07:04:54 shown | 721ms | 2 NS 0 A 2 MX | 🔒 Secure |