tdctest.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 9 November 2017 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by tdctest-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a 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 | 40.69.17.221 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 100 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| 5440fz1d1hyjcxdqbsdf8bd25xxh1yx5 |
| LJCxSwcZAuAIY/hxRvkaDa2mu6DbbTCQZ9wjP9vsztvb6m8eNd88nRhjtvWJpg+VAjiBkV2nsak8TeAOiKzFUA== |
| v=spf1 include:spf.protection.outlook.com ip4:40.69.17.221 ~all |
| Policy | Record (tdctest.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:spf.protection.outlook.com ip4:40.69.17.221 ~all |
| Policy | Record (_dmarc.tdctest.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; sp=reject; fo=1; rua=mailto:cv1zdpyr@ag.eu.dmarcian.com; ruf=mailto:cv1zdpyr@fr.eu.dmarcian.com; |
| www | Exists, no address |
| www vs bare domain | Neither resolves tdctest.dk: no address www.tdctest.dk: no address |
| Wildcard | No |
| Denial of existence | Compact NSEC (RFC 9824, "black lies") not walkable |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
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 | 2026021040 |
| 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 | 2017-11-09 |
| Expires | 2026-11-30 (36d) |
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 |
|---|---|---|---|
| 2026-10-13 05:18:21 | 1169ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-10-11 02:50:12 | 1552ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-10-02 19:27:07 | 1057ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-10-01 05:51:44 | 1287ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-26 04:32:11 | 1204ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-24 03:18:37 | 926ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-22 20:29:52 shown | 1537ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-11 12:17:00 | 1529ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-10 07:01:52 | 1548ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-04 07:09:15 | 1669ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-28 08:48:46 | 1511ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-26 20:20:43 | 1406ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-18 21:16:36 | 11421ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-17 04:23:05 | 2313ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-01 11:32:37 | 9480ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-07-29 16:35:48 | 11032ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-07-13 13:15:19 | 10230ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-24 04:25:33 | 1071ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-17 14:37:15 | 1906ms | 4 NS 0 A 1 MX | 🔒 Secure |