markh.dk is a .dk domain served by 2 nameservers (ns07.sac-it.dk, ns08.sac-it.dk). It was registered on 13 June 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by markh-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 this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns07.sac-it.dk | 85.235.243.63 | ns07.sac-it.dk | AS3308 Norlys Telco A/S |
| ns08.sac-it.dk | 128.76.60.63 | ns08.sac-it.dk | AS3292 TDC Holding A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.56 |
| TXT Record |
|---|
| MS=ms16132482 |
| v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (markh.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com -all |
| www | NXDOMAIN |
| www vs bare domain | Neither resolves markh.dk: no address www.markh.dk: no address |
| Wildcard | No |
| Selector | CNAME | Key |
|---|---|---|
| selector1 | selector1-markh-dk._domainkey.markhdk.n-v1.dkim.mail.microsoft | RSA · ~2048 bit |
| selector2 | selector2-markh-dk._domainkey.markhdk.n-v1.dkim.mail.microsoft | RSA · ~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 | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2026081301 |
| Primary NS (MNAME) | ns07.sac-it.dk |
| Responsible (RNAME) | hostmaster@markh.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2026-06-13 |
| Expires | 2027-06-12 (233d) |
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 |
|---|---|---|---|
| 2026-10-18 05:31:42 | 680ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-10-18 05:16:52 | 1094ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-10-17 04:08:23 | 1052ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-10-15 03:05:30 | 1190ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-10-08 02:48:50 | 1131ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-10-01 20:19:42 | 972ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-09-24 18:52:27 | 1068ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-09-20 13:09:14 | 2004ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-09-11 18:19:51 | 1347ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-09-03 14:29:56 | 1764ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-08-27 10:49:24 | 758ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-08-20 16:24:38 | 2485ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-08-14 05:44:42 shown | 1510ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-08-06 15:20:27 | 1146ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-07-30 05:31:32 | 6000ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-07-23 17:39:51 | 1515ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-07-16 21:45:10 | 1924ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-07-10 03:51:59 | 934ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-07-03 13:02:38 | 756ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-06-26 05:29:30 | 947ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-06-20 22:11:35 | 2838ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-06-17 19:16:31 | 1466ms | 2 NS 0 A 1 MX | 🔓 Insecure |