osstudio.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 19 March 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.215.147 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by mx1.pub.mailpod12-cph3.one.com, mx2.pub.mailpod12-cph3.one.com and 2 more. The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. 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 |
|---|---|---|---|---|---|---|---|
| 46.30.215.147 | — | webcluster1.webpod17-cph3.one.com | AS51468 | One.com A/S | 46.30.208.0/21 | 🇩🇰 Denmark | Copenhagen |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 46.30.215.147 |
| 🔶 Autoconfig | 46.30.215.147 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a02:2350:5:106:9b:eb85:6edd:8e4b | — | — | AS51468 | One.com A/S | 2a02:2350:0:0:0:0:0:0/32 | 🇩🇰 Denmark | Copenhagen |
| TXT Record |
|---|
| google-site-verification=QtmKCn5XlcVde0NK8ZeyPBW3WdvVV9m6DZRJeatGWC0 |
| www | 94.231.103.145 (AS48854) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| 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 |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx1.pub.mailpod12-cph3.one.com | DANE-EE · SPKI · SHA-256 | D91CB8AC124CB360F986182813BDF3FD… |
| SMTP _25._tcp.mx2.pub.mailpod12-cph3.one.com | DANE-EE · SPKI · SHA-256 | D91CB8AC124CB360F986182813BDF3FD… |
| SMTP _25._tcp.mx3.pub.mailpod12-cph3.one.com | DANE-EE · SPKI · SHA-256 | D91CB8AC124CB360F986182813BDF3FD… |
| SMTP _25._tcp.mx4.pub.mailpod12-cph3.one.com | DANE-EE · SPKI · SHA-256 | D91CB8AC124CB360F986182813BDF3FD… |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2026060201 |
| 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 | Simply.com A/S |
| Registered | 2025-03-19 |
| Expires | 2027-03-18 (151d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-03 18:02:47 | 384ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-29 17:42:59 | 480ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-27 00:37:56 | 523ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-14 20:40:20 | 829ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-26 13:17:18 | 6508ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-06-21 08:59:56 | 567ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-06-17 23:48:36 shown | 807ms | 2 NS 1 A 4 MX | 🔓 Insecure |