opentext.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 15 September 2004 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 5.35.253.122 is hosted by Host Europe GmbH (AS8972) in France. Mail is handled by mail.empdata.se. 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 |
|---|---|---|---|---|---|---|---|
| 5.35.253.122 | 43200s | — | AS8972 | Host Europe GmbH | 5.35.240.0/20 | 🇫🇷 France | Strasbourg |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 43200s | mail.empdata.se | 91.216.14.226 | mail.empdata.se | AS42638 Netvaerkssmeden |
| www | 169.58.230.87 (AS51167) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Selector | CNAME | Key |
|---|---|---|
| dkim | — | RSA · ~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.
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mail.empdata.se | DANE-EE · Full cert · SHA-256 | C904915705B365856E538E133DF4F404… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026032401 |
| 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 | 2004-09-15 |
| Expires | 2027-04-30 (195d) |
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 |
|---|---|---|---|
| 2026-10-02 11:06:46 | 677ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-28 21:59:22 | 1010ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-27 19:16:01 | 725ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-26 18:48:23 | 499ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-16 20:59:11 shown | 6315ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-23 12:36:13 | 686ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-20 09:22:36 | 580ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 14:41:29 | 1204ms | 2 NS 1 A 1 MX | 🔒 Secure |