aac.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 12 November 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.213.173 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by aac-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, has no 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 46.30.213.173 | 3600s | webcluster2.webpod14-cph3.one.com | AS51468 | One.com A/S | 46.30.208.0/21 | 🇩🇰 Denmark | Copenhagen |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.56 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a02:2350:5:10c:806d:3ee1:aad7:2e41 | 3600s | — | AS51468 | One.com A/S | 2a02:2350:0:0:0:0:0:0/32 | 🇩🇰 Denmark | Copenhagen |
| TXT Record |
|---|
| MS=ms22576652 |
| v=spf1 include:spf.protection.outlook.com include:_custspf.one.com ~all |
| Policy | Record (aac.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:spf.protection.outlook.com include:_custspf.one.com ~all |
| www | Address record (no CNAME) |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
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 | 2026090904 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Field | Value |
|---|---|
| Registrar | ONE.COM A/S |
| Registered | 2003-11-12 |
| Expires | 2026-11-30 (43d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-02 21:36:50 | 687ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-27 06:11:19 | 1101ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-19 19:59:15 | 1011ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-16 07:57:45 shown | 1801ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-30 20:13:26 | 2525ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-26 07:41:01 | 827ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-19 05:54:46 | 4168ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-19 14:57:52 | 3161ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-14 21:58:54 | 8992ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-12 01:17:43 | 1095ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-30 17:16:06 | 5353ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-26 14:46:01 | 1188ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-26 00:00:23 | 1639ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-20 00:28:21 | 1617ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-16 12:47:06 | 1702ms | 2 NS 1 A 1 MX | 🔒 Secure |