yt.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 8 April 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mx1.pub.mailpod11-cph3.one.com, mx2.pub.mailpod11-cph3.one.com and 2 more. The zone is DNSSEC-signed and validates, has no 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 |
|---|---|---|---|---|---|---|---|
| 191.235.208.12 | — | — | AS8075 | — | — | — | — |
| www CNAME | data4u.azurewebsites.net (all on azurewebsites.net) → 40.112.90.244 (AS8075) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx1.pub.mailpod11-cph3.one.com | DANE-EE · SPKI · SHA-256 | 00E55642F312E05CDB899B1433EDF47F… |
| SMTP _25._tcp.mx2.pub.mailpod11-cph3.one.com | DANE-EE · SPKI · SHA-256 | 00E55642F312E05CDB899B1433EDF47F… |
| SMTP _25._tcp.mx3.pub.mailpod11-cph3.one.com | DANE-EE · SPKI · SHA-256 | 00E55642F312E05CDB899B1433EDF47F… |
| SMTP _25._tcp.mx4.pub.mailpod11-cph3.one.com | DANE-EE · SPKI · SHA-256 | 00E55642F312E05CDB899B1433EDF47F… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026030601 |
| 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 | 1999-04-08 |
| Expires | 2027-06-30 (252d) |
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 |
|---|---|---|---|
| 2026-10-14 03:40:26 | 474ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-08 13:54:41 | 3575ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-04 02:51:37 | 889ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-26 10:13:06 | 1379ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-20 11:01:17 | 5481ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-23 16:29:57 | 949ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-19 20:46:17 | 1040ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-17 21:03:59 shown | 1189ms | 2 NS 1 A 4 MX | 🔒 Secure |