2ndcudvdom.dk is a .dk domain served by 4 nameservers (ns1-05.azure-dns.com, ns2-05.azure-dns.net, ns3-05.azure-dns.org and 1 more). It was registered on 28 March 2017 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by 2ndcudvdom-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 3600s | 2ndcudvdom-dk.mail.protection.outlook.com | — | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.98.154.136 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 100 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| MS=ms72248557 |
| v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (2ndcudvdom.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com -all |
| www | NXDOMAIN |
| www vs bare domain | Neither resolves 2ndcudvdom.dk: no address www.2ndcudvdom.dk: no address |
| Wildcard | No |
DNS lookups: 1/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 1 |
| Primary NS (MNAME) | ns1-05.azure-dns.com |
| Responsible (RNAME) | azuredns-hostmaster@microsoft.com |
| Refresh | 3600s |
| Retry | 300s |
| Expire | 2419200s |
| Minimum (neg-cache TTL) | 300s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2017-03-28 |
| Expires | 2027-03-31 (164d) |
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 |
|---|---|---|---|
| 2026-10-01 04:38:50 shown | 820ms | 4 NS 0 A 1 MX | 🔓 Insecure |
| 2026-09-30 00:38:08 | 629ms | 4 NS 0 A 1 MX | 🔓 Insecure |
| 2026-09-17 09:00:30 | 9933ms | 4 NS 0 A 1 MX | 🔓 Insecure |
| 2026-08-26 18:32:33 | 1321ms | 4 NS 0 A 1 MX | 🔓 Insecure |
| 2026-06-26 02:33:18 | 875ms | 4 NS 0 A 1 MX | 🔓 Insecure |
| 2026-06-24 04:50:18 | 974ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-16 12:42:25 | 692ms | 4 NS 0 A 1 MX | 🔓 Insecure |