aacr.dk is a .dk domain served by 2 nameservers (duke.ns.cloudflare.com, kiki.ns.cloudflare.com). It was registered on 27 April 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.61.83 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx1.mailpod16-cph3.g1i.one.com, mx2.mailpod16-cph3.g1i.one.com and 2 more. The zone is not DNSSEC-signed, 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 104.21.61.83 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.207.178 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 300s | mx1.mailpod16-cph3.g1i.one.com | 5.249.232.33 | mx1.mailpod16-cph3.g1i.one.com | AS51468 One.com A/S |
| 10 | 300s | mx2.mailpod16-cph3.g1i.one.com | 5.249.232.34 | mx2.mailpod16-cph3.g1i.one.com | AS51468 One.com A/S |
| 10 | 300s | mx3.mailpod16-cph3.g1i.one.com | 5.249.232.35 | mx3.mailpod16-cph3.g1i.one.com | AS51468 One.com A/S |
| 10 | 300s | mx4.mailpod16-cph3.g1i.one.com | 5.249.232.36 | mx4.mailpod16-cph3.g1i.one.com | AS51468 One.com A/S |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3032::6815:3d53 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3032::ac43:cfb2 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.61.83,172.67.207.178 ech=AEX+DQBBYQAgACDLZaUhRrNOxKTEOetLnsDFreD0DY/ayRlcj6KlnEOBeQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:3d53,2606:4700:3032::ac43:cfb2 |
| TXT Record |
|---|
| v=spf1 include:_custspf.one.com include:spf.protection.outlook.com ~all |
| Policy | Record (aacr.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_custspf.one.com include:spf.protection.outlook.com ~all |
| Policy | Record (_dmarc.aacr.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none |
| www | 104.21.61.83 172.67.207.178 2606:4700:3032::6815:3d53 2606:4700:3032::ac43:cfb2 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
DNS lookups: 2/10 · policy: ~all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx1.mailpod16-cph3.g1i.one.com | DANE-EE · SPKI · SHA-256 | 24689A1B29BE70163B6DCF262497B6EC… |
| SMTP _25._tcp.mx2.mailpod16-cph3.g1i.one.com | DANE-EE · SPKI · SHA-256 | 24689A1B29BE70163B6DCF262497B6EC… |
| SMTP _25._tcp.mx3.mailpod16-cph3.g1i.one.com | DANE-EE · SPKI · SHA-256 | 24689A1B29BE70163B6DCF262497B6EC… |
| SMTP _25._tcp.mx4.mailpod16-cph3.g1i.one.com | DANE-EE · SPKI · SHA-256 | 24689A1B29BE70163B6DCF262497B6EC… |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2413361757 |
| Primary NS (MNAME) | duke.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | ONE.COM A/S |
| Registered | 1999-04-27 |
| Expires | 2027-06-30 (250d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-10 09:54:20 | 863ms | 2 NS 2 A 4 MX | 🔓 Insecure |
| 2026-08-29 06:04:07 shown | 1466ms | 2 NS 2 A 4 MX | 🔓 Insecure |
| 2026-08-27 20:29:40 | 834ms | 2 NS 2 A 4 MX | 🔓 Insecure |
| 2026-08-27 11:48:15 | 779ms | 2 NS 2 A 4 MX | 🔓 Insecure |
| 2026-08-22 13:56:27 | 6004ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-21 13:40:49 | 1009ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-10 08:37:26 | 948ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-21 12:05:59 | 919ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-16 09:38:05 | 1313ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-27 01:10:33 | 2581ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-26 09:07:40 | 723ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-22 17:40:54 | 722ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-16 13:15:38 | 749ms | 2 NS 1 A 4 MX | 🔒 Secure |