actuo.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 94.231.106.26 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by actuo-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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 94.231.106.26 | 3600s | linux204.curanet.dk | AS48854 | team.blue Denmark A/S | 94.231.96.0/20 | 🇩🇰 Denmark | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.98.149.152 |
| 🔶 Autoconfig | 94.231.106.26 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 100 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| v=spf1 ip4:2.109.38.16/28 ip4:87.48.150.10 ip4:88.198.190.224 include:spf.protection.outlook.com include:amazonses.com include:sendgrid.net include:mail.zendesk.com include:_spf.online.superoffice.com -all |
| Policy | Record (actuo.dk) |
|---|---|
| -all (hard fail) | v=spf1 ip4:2.109.38.16/28 ip4:87.48.150.10 ip4:88.198.190.224 include:spf.protection.outlook.com include:amazonses.com include:sendgrid.net include:mail.zendesk.com include:_spf.online.superoffice.com -all |
| Policy | Record (_dmarc.actuo.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; rua=mailto:dmarc@actuo.dk; ruf=mailto:dmarc@actuo.dk; fo=1 |
| Flags | Tag | Value |
|---|---|---|
| 0 | issue | letsencrypt.org |
| 0 | issue | sectigo.com |
| www | 94.231.106.26 (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-actuo-dk._domainkey.assecodk365.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: 7/10 · 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 | 2026062202 |
| 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 |
|---|---|---|---|
| 2026-10-01 09:11:53 | 659ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-19 12:13:53 | 1482ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-17 05:04:58 | 2840ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-29 18:52:01 | 1030ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-29 08:21:37 shown | 1378ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-16 13:18:13 | 819ms | 2 NS 1 A 1 MX | 🔒 Secure |