georg-ernst.dk is a .dk domain served by 2 nameservers (ed.ns.cloudflare.com, michelle.ns.cloudflare.com). It was registered on 6 July 2004 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by georgernst-dk01c.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, 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.
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.24 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 100 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| MS=ms44775603 |
| v=spf1 include:spf.protection.outlook.com ~all |
| Policy | Record (georg-ernst.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:spf.protection.outlook.com ~all |
| www | NXDOMAIN |
| www vs bare domain | www does not resolve (all like this) |
| Wildcard | No |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| selector1 | selector1-georgernst-dk01c._domainkey.georgernst.n-v1.dkim.mail.microsoft | RSA · ~2048 bit |
| selector2 | selector2-georgernst-dk01c._domainkey.georgernst.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 | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2411405135 |
| Primary NS (MNAME) | ed.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2004-07-06 |
| Expires | 2027-07-31 (282d) |
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).
No other domain with this registrant in our WHOIS data yet| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-16 02:56:04 | 1898ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-13 22:56:29 | 1268ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-08 13:29:38 | 5823ms | 3 NS 0 A 1 MX | 🔒 Secure |
| 2026-10-01 19:30:15 | 1525ms | 3 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-30 19:23:28 | 1653ms | 3 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-24 11:11:19 | 1127ms | 3 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-23 11:06:46 | 900ms | 3 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-18 12:21:05 | 1040ms | 3 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-11 21:40:25 | 1385ms | 3 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-06 19:30:07 | 2672ms | 3 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-28 08:49:12 | 1184ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-21 09:56:14 | 11649ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-09 19:05:37 shown | 1762ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-07-27 16:40:28 | 2303ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-07-12 04:04:16 | 4128ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-07-03 19:24:31 | 1173ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-24 13:31:05 | 1111ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-22 09:19:41 | 1128ms | 2 NS 0 A 1 MX | ⚠️ Bogus |
| 2026-06-17 09:52:21 | 837ms | 2 NS 0 A 1 MX | 🔒 Secure |