struermuseum.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.41.130 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by struermuseum-dk.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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 185.21.41.130 | — | linux102.curanet.dk | AS48854 | team.blue Denmark A/S | 185.21.40.0/22 | 🇩🇰 Denmark | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 185.21.41.130 |
| 🔶 Autoconfig | 185.21.41.130 |
| TXT Record |
|---|
| MS=ms18755331 |
| v=spf1 include:spf.protection.outlook.com include:spf.scannet.dk include:send.heyloyalty.com -all |
| Policy | Record (struermuseum.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com include:spf.scannet.dk include:send.heyloyalty.com -all |
| www | 185.21.41.130 (AS48854) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Denial of existence | NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| selector1 | selector1-struermuseum-dk._domainkey.struermuseumdk365.onmicrosoft.com | 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: 5/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026060801 |
| Primary NS (MNAME) | ns1.curanet.dk |
| Responsible (RNAME) | hostmaster@curanet.dk |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 300s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-30 21:50:00 | 1038ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-30 05:55:09 | 1342ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-23 09:39:25 | 1067ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-26 20:07:20 | 1341ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-09 14:58:41 | 3421ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-02 12:56:05 | 750ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-21 16:23:06 | 1226ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-20 08:58:18 | 701ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-18 06:25:43 shown | 1766ms | 2 NS 1 A 1 MX | 🔒 Secure |