acuacademy.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 77.111.241.83 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by mx1.pub.mailpod11-cph3.one.com, mx2.pub.mailpod11-cph3.one.com and 2 more. The zone is DNSSEC-signed and validates, publishes a DMARC policy and is reachable over IPv6. 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 |
|---|---|---|---|
| ns01.one.com | — | — | — |
| ns02.one.com | — | — | — |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 77.111.241.83 | — | webcluster1.wordpresspod2-cph3.one.com | AS51468 | One.com A/S | 77.111.240.0/22 | 🇩🇰 Denmark | — |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a02:2350:5:104:99:b9d4:734a:f617 | — | — | AS51468 | One.com A/S | 2a02:2350:0:0:0:0:0:0/32 | 🇩🇰 Denmark | Copenhagen |
| TXT Record |
|---|
| v=spf1 include:_custspf.one.com ~all |
| Policy | Record (acuacademy.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_custspf.one.com ~all |
| Policy | Record (_dmarc.acuacademy.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; |
| www | 77.111.241.65 2a02:2350:5:104:c:589:6f47:f629 (AS51468) (address records, no CNAME) |
| www vs bare domain | Same network acuacademy.dk: 77.111.241.65 2a02:2350:5:104:c:589:6f47:f629 (AS51468) www.acuacademy.dk: 77.111.241.65 2a02:2350:5:104:c:589:6f47:f629 (AS51468) |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 1/10 · policy: ~all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx1.pub.mailpod11-cph3.one.com | DANE-EE · SPKI · SHA-256 | 00E55642F312E05CDB899B1433EDF47F… |
| SMTP _25._tcp.mx2.pub.mailpod11-cph3.one.com | DANE-EE · SPKI · SHA-256 | 00E55642F312E05CDB899B1433EDF47F… |
| SMTP _25._tcp.mx3.pub.mailpod11-cph3.one.com | DANE-EE · SPKI · SHA-256 | 00E55642F312E05CDB899B1433EDF47F… |
| SMTP _25._tcp.mx4.pub.mailpod11-cph3.one.com | DANE-EE · SPKI · SHA-256 | 00E55642F312E05CDB899B1433EDF47F… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026061305 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-13 17:56:31 | 468ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-10-09 12:00:29 | 558ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-30 05:55:51 | 721ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-27 01:22:50 | 799ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-26 01:12:04 | 662ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-24 02:05:09 | 851ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-27 21:50:27 | 615ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-14 11:00:56 | 2831ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-13 09:15:20 | 1098ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-02 18:11:56 | 1021ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-22 08:25:28 | 8883ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-24 03:10:59 | 725ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-21 21:32:32 | 941ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-16 12:39:39 shown | 878ms | 2 NS 1 A 4 MX | 🔒 Secure |