arkhus.dk is a .dk domain served by 2 nameservers (ns.scannet2.dk, ns2.scannet2.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.237.125.110 is hosted by Procopa IT ApS (AS210939) in Denmark. Mail is handled by arkhus-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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns.scannet2.dk | — | — | — |
| ns2.scannet2.dk | — | — | — |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 185.237.125.110 | — | web01.simpleagencygroup.dk | AS210939 | Procopa IT ApS | 185.237.124.0/22 | 🇩🇰 Denmark | — |
| TXT Record |
|---|
| v=spf1 ip4:152.115.81.2 include:spf.itoperators.dk include:spf.protection.outlook.com ~all |
| Policy | Record (arkhus.dk) |
|---|---|
| ~all (soft fail) | v=spf1 ip4:152.115.81.2 include:spf.itoperators.dk include:spf.protection.outlook.com ~all |
| Policy | Record (_dmarc.arkhus.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; rua=mailto:8a7516ff259b.a@dmarcinput.com; pct=100 |
| www CNAME | arkhus.dk (all on arkhus.dk) |
| 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-arkhus-dk._domainkey.arkhus.onmicrosoft.com | RSA · ~1024 bit below 2048 bit |
| selector2 | selector2-arkhus-dk._domainkey.arkhus.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: 2/10 · 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 | 2025032801 |
| Primary NS (MNAME) | ns.scannet2.dk |
| Responsible (RNAME) | hostmaster@scannet.dk |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 300s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-30 18:49:14 | 961ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-29 20:43:49 | 1057ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-25 01:19:59 | 1125ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-27 01:34:41 | 1167ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-28 22:43:17 | 819ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-24 14:36:48 | 3124ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-24 05:50:23 | 1163ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-16 12:52:55 shown | 1308ms | 2 NS 1 A 1 MX | 🔒 Secure |