dsdata.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 28 April 1997 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 77.111.240.185 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by dsdata-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns01.one.com | — | — | — |
| ns02.one.com | — | — | — |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 77.111.240.185 | — | webcluster58.webpod11-cph3.one.com | AS51468 | One.com A/S | 77.111.240.0/22 | 🇩🇰 Denmark | Copenhagen |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a02:2350:5:102:80cf:b403:1971:9ad4 | — | — | AS51468 | One.com A/S | 2a02:2350:0:0:0:0:0:0/32 | 🇩🇰 Denmark | Copenhagen |
| TXT Record |
|---|
| v=spf1 include:spf.protection.outlook.com ip4:83.89.239.202 -all |
| Policy | Record (dsdata.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com ip4:83.89.239.202 -all |
| Policy | Record (_dmarc.dsdata.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; rua=mailto:639ded8a48cf7@ag.eu.dmarcly.com; ruf=mailto:639ded8a48cf7@fo.eu.dmarcly.com; sp=none; |
| www | 77.111.240.185 2a02:2350:5:102:80cf:b403:1971:9ad4 (AS51468) (address records, no CNAME) |
| www vs bare domain | Same network dsdata.dk: 77.111.240.185 2a02:2350:5:102:80cf:b403:1971:9ad4 (AS51468) www.dsdata.dk: 77.111.240.185 2a02:2350:5:102:80cf:b403:1971:9ad4 (AS51468) |
| Wildcard | Yes: any name under the zone resolves |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| selector1 | selector1-dsdata-dk._domainkey.dsdatadk.onmicrosoft.com | RSA · ~1024 bit below 2048 bit |
DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.
DNS lookups: 1/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026061101 |
| 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 | 1997-04-28 |
| Expires | 2028-08-31 (683d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-23 17:57:53 | 1032ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-19 04:04:48 | 1405ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-09 22:23:55 | 1065ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-23 14:48:55 | 2218ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-25 06:32:29 | 2065ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 04:50:23 shown | 1382ms | 2 NS 1 A 1 MX | 🔒 Secure |