joenstrup.dk is a .dk domain served by 2 nameservers (garret.ns.cloudflare.com, susan.ns.cloudflare.com). It was registered on 12 February 2007 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by joenstrup-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, 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.
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.56 |
| 🔶 Autoconfig | 172.67.188.233 |
| TXT Record |
|---|
| v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (joenstrup.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (_dmarc.joenstrup.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; rua=mailto:c6b3ff25685a4a5488d337c463f3dca9@dmarc-reports.cloudflare.net |
| www | 188.114.96.1 188.114.97.1 2606:4700:3033::6815:391e 2606:4700:3035::ac43:bce9 (AS13335) (address records, no CNAME) |
| www vs bare domain | Only www resolves joenstrup.dk: no address (all like this)www.joenstrup.dk: 188.114.96.1 188.114.97.1 2606:4700:3033::6815:391e 2606:4700:3035::ac43:bce9 (AS13335) |
| Wildcard | Yes: any name under the zone resolves |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| selector1 | selector1-joenstrup-dk._domainkey.joenstrup.onmicrosoft.com | RSA · ~1024 bit below 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| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.joenstrup.dk | _G0fuqueJiRuy8MvTTNsiK55u1A_dw3JObASfyoZoe4 |
| TXT | _acme-challenge.joenstrup.dk | KsGCJQgM1dDbCluifZfbj1fn0iwpWEwSWIuEBsKb4Cc |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2406834174 |
| Primary NS (MNAME) | garret.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Simply.com A/S |
| Registered | 2007-02-12 |
| Expires | 2027-02-28 (129d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-12 11:59:27 | 1066ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-10-10 10:27:40 | 911ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-10-09 09:40:53 | 906ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-24 22:07:49 | 3554ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-24 02:45:46 | 1054ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-10 10:52:36 | 1452ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-06 21:08:41 | 703ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-24 16:55:38 | 1094ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-13 01:44:17 | 1951ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-02 19:45:42 | 1337ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-07-10 17:25:55 | 11089ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-07-08 19:09:28 | 1367ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-24 16:06:09 shown | 2321ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-18 06:06:31 | 1011ms | 2 NS 0 A 1 MX | 🔒 Secure |