holmlab.dk is a .dk domain served by 2 nameservers (leo.ns.cloudflare.com, maleah.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by .. The zone is not DNSSEC-signed, 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.
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 300s | . Null MX — domain accepts no email (RFC 7505) | |||
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 10.0.10.10 |
| 🔶 Autoconfig | 10.0.10.10 |
| www | 10.0.10.10 (address records, no CNAME) |
| www vs bare domain | Only www resolves (all like this) |
| Wildcard | Yes: any name under the zone resolves |
| 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 | 2411367839 |
| Primary NS (MNAME) | leo.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-03 15:47:16 | 2218ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-09-30 15:33:50 | 578ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-09-24 10:58:40 | 1466ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-09-23 14:11:30 | 883ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-08-31 12:14:20 | 1148ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-08-27 18:56:24 shown | 796ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-08-06 14:53:49 | 883ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-07-25 07:58:25 | 1334ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-07-19 20:38:08 | 868ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-06-17 13:17:19 | 2174ms | 2 NS 0 A 0 MX | 🔓 Insecure |