aup.dk is a .dk domain served by 2 nameservers (hunts.ns.cloudflare.com, nelly.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. 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 our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.
| TXT Record |
|---|
| google-site-verification=WouO-3AtHT05CF67zdAf4JA-EOf7gglMYyDKOwHtLpQ |
| keybase-site-verification=3SOvmBexBVHtKZst1gKHoTC8Nq4JX2uqhtgFBpjbjW0 |
| protonmail-verification=b2d665d59da9f87a12f209fe7d60bc00862a271c |
| v=spf1 include:_spf.protonmail.ch mx ~all |
| Policy | Record (aup.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.protonmail.ch mx ~all |
| Policy | Record (_dmarc.aup.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; rua=mailto:e59cdd70350f4708aa78ef39318ccc6d@dmarc-reports.cloudflare.net; |
| Flags | Tag | Value |
|---|---|---|
| 0 | issue | comodoca.com |
| 0 | issue | digicert.com; cansignhttpexchanges=yes |
| 0 | issue | letsencrypt.org |
| 0 | issue | pki.goog; cansignhttpexchanges=yes |
| 0 | issue | ssl.com |
| 0 | issuewild | comodoca.com |
| 0 | issuewild | digicert.com; cansignhttpexchanges=yes |
| 0 | issuewild | letsencrypt.org |
| 0 | issuewild | pki.goog; cansignhttpexchanges=yes |
| 0 | issuewild | ssl.com |
| www | Exists, no address |
| www vs bare domain | Neither resolves aup.dk: no address www.aup.dk: no address |
| Wildcard | No |
| Denial of existence | Compact NSEC (RFC 9824, "black lies") not walkable |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
DNS lookups: 3/10 · 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 | 6111A5698D23C89E09C36FF833C1487E… |
| SMTP _25._tcp.mailsec.protonmail.ch | DANE-EE · SPKI · SHA-256 | 76BB66711DA416433CA890A5B2E5A053… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2415846112 |
| Primary NS (MNAME) | hunts.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-27 04:03:02 shown | 778ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-09-26 03:56:32 | 975ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-09-25 03:46:19 | 1036ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-09-24 03:16:21 | 1020ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-09-18 19:57:13 | 3029ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-09-15 20:08:05 | 5865ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-09-05 09:27:28 | 1250ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-08-10 00:04:06 | 1240ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-07-27 16:56:16 | 1843ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-07-19 23:27:25 | 1772ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-07-18 19:17:56 | 1843ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-06-27 04:04:18 | 1133ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-06-16 13:50:32 | 960ms | 2 NS 0 A 2 MX | 🔒 Secure |