xcdc.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.51.79.114 is hosted by Powernet Aps (AS205984) in Denmark. Mail is handled by mx0.starion.dk, mx1.starion.dk and 1 more. The zone is not DNSSEC-signed, 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 185.51.79.114 | 3600s | ph03.powernet.dk | AS205984 | Powernet Aps | 185.51.78.0/23 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 5 | 3600s | mx0.starion.dk | 185.51.78.87 | mx5.starion.dk | AS205984 Powernet Aps |
| 10 | 3600s | mx1.starion.dk | 185.51.78.87 | mx5.starion.dk | AS205984 Powernet Aps |
| 15 | 3600s | mx2.starion.dk | 185.51.78.87 | mx5.starion.dk | AS205984 Powernet Aps |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | www.xcdc.dk → 185.51.79.114 |
| 🔶 Autoconfig | www.xcdc.dk → 185.51.79.114 |
| Policy | Record (_dmarc.xcdc.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; pct=100; rua=mailto:uj@napatech.com; |
| www | 185.51.79.114 (AS205984) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.xcdc.dk | www.xcdc.dk |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2026032700 |
| Primary NS (MNAME) | ns1.simply.com |
| Responsible (RNAME) | hostmaster@simply.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-13 11:09:09 | 1696ms | 3 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-02 23:08:32 | 618ms | 3 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-26 21:45:57 | 653ms | 3 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-03 03:17:38 | 725ms | 3 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-28 10:04:17 shown | 820ms | 3 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-24 21:34:28 | 934ms | 3 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-19 23:27:58 | 3253ms | 3 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-17 23:34:30 | 1078ms | 3 NS 1 A 3 MX | 🔒 Secure |