ddgruppen.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 6 January 2004 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by ddgruppen-dk.mail.eo.outlook.com. 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.
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.40 |
| 🔶 Autoconfig | barenkopf.sharepoint.com → 13.107.138.10 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 0 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| v=spf1 include:outlook.com ~all |
| Policy | Record (ddgruppen.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:outlook.com ~all |
| www CNAME | barenkopf.sharepoint.com (all on sharepoint.com) |
| www vs bare domain | Only www resolves ddgruppen.dk: no address (all like this)www.ddgruppen.dk: 13.107.136.10 13.107.138.10 2620:1ec:8f8::10 2620:1ec:8fa::10 (AS8075) |
| Wildcard | Yes: any name under the zone resolves |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 2/10 · policy: ~all
No problems found| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.ddgruppen.dk | barenkopf.sharepoint.com |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2026042001 |
| 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 | 2004-01-06 |
| Expires | 2027-01-31 (106d) |
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 |
|---|---|
| forstæderne.dk | Punktum dk A/S (direct) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-13 08:04:50 | 986ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-10-03 19:01:27 | 1289ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-16 23:28:15 shown | 6373ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-07-02 13:03:11 | 14187ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-26 10:53:29 | 9868ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-25 01:33:44 | 10787ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-20 15:47:35 | 4410ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-17 01:29:13 | 4963ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-17 01:21:27 | 3247ms | 2 NS 0 A 1 MX | 🔒 Secure |