aoit.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 172.239.242.200 is hosted by Akamai Connected Cloud (AS63949) in The Netherlands. Mail is handled by mail.protonmail.ch, mailsec.protonmail.ch. 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 |
|---|---|---|---|---|---|---|---|
| 172.239.242.200 | 3600s | 172-239-242-200.ip.linodeusercontent.com | AS63949 | Akamai Connected Cloud | 172.236.0.0/14 | 🇳🇱 The Netherlands | Amsterdam |
| TXT Record |
|---|
| protonmail-verification=f4cd9b2f852c8bea7bbe31ca3c80c568672027aa |
| v=spf1 include:_spf.protonmail.ch ~all |
| Policy | Record (aoit.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.protonmail.ch ~all |
| Policy | Record (_dmarc.aoit.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; pct=100; |
| www CNAME | bragi.aoit.dk (all on aoit.dk) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| — | RSA · ~2048 bit test mode |
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| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mail.protonmail.ch | DANE-EE · SPKI · SHA-256 | 6111A5698D23C89E09C36FF833C1487E… |
| SMTP _25._tcp.mail.protonmail.ch | DANE-EE · SPKI · SHA-256 | 76BB66711DA416433CA890A5B2E5A053… |
| SMTP _25._tcp.mailsec.protonmail.ch | DANE-EE · SPKI · SHA-256 | 76BB66711DA416433CA890A5B2E5A053… |
| SMTP _25._tcp.mailsec.protonmail.ch | DANE-EE · SPKI · SHA-256 | 6111A5698D23C89E09C36FF833C1487E… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026092101 |
| 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 |
|---|---|---|---|
| 2026-10-08 00:47:41 | 474ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-22 01:33:54 shown | 950ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-21 02:53:17 | 2222ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-25 12:06:27 | 32861ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-20 15:46:18 | 9218ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-23 06:34:06 | 738ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-20 04:31:30 | 588ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-16 13:35:08 | 1032ms | 2 NS 1 A 2 MX | 🔒 Secure |