ds-n.dk is a .dk domain served by 4 nameservers (ns1.eurodns.com, ns2.eurodns.com, ns3.eurodns.com and 1 more). It was registered on 16 November 2015 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by dsn-dk0e.mail.protection.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 → 40.104.116.8 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 100 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| 162gxbb21fwvll2k8pmj25fcwn9ych8v |
| 9dvyt86v53p7ksn303bhl3v73vcybj1h |
| MS=ms44241780 |
| v=spf1 include:spf.protection.outlook.com ip4:13.81.250.179 -all |
| Policy | Record (ds-n.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com ip4:13.81.250.179 -all |
| www | Exists, no address |
| www vs bare domain | Neither resolves ds-n.dk: no address www.ds-n.dk: no address |
| Wildcard | No |
| Denial of existence | Compact NSEC (RFC 9824, "black lies") not walkable |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| selector1 | selector1-dsn-dk0e._domainkey.deutschesgymna.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 | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2026031133 |
| Primary NS (MNAME) | ns1.eurodns.com |
| Responsible (RNAME) | hostmaster@eurodns.com |
| Refresh | 43200s |
| Retry | 7200s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Field | Value |
|---|---|
| Registrar | Eurodns S.A |
| Registered | 2015-11-16 |
| Expires | 2026-11-30 (34d) |
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 |
|---|---|---|---|
| 2026-10-24 03:41:55 | 1513ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-10-22 07:10:43 | 652ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-10-05 21:24:12 | 1271ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-10-04 21:11:44 | 1237ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-23 18:24:53 | 923ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-19 12:36:54 | 1482ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-31 02:24:55 shown | 975ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-29 06:50:09 | 1280ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-28 01:21:15 | 1162ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-12 02:41:30 | 6745ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-10 18:41:59 | 2749ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-07-26 07:50:13 | 1443ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-07-24 06:24:14 | 10431ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-07-23 03:25:44 | 2085ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-07-06 04:33:28 | 1483ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-07-04 23:52:45 | 3155ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-07-03 16:24:30 | 952ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-26 00:51:13 | 2270ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-25 03:14:06 | 1015ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-21 04:41:14 | 2699ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-17 04:45:41 | 1148ms | 4 NS 0 A 1 MX | 🔒 Secure |