daduya.dk is a .dk domain served by 2 nameservers (ns1.fluxdns.dk, ns2.fluxdns.dk). It was registered on 5 May 2009 (WHOIS) and 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 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.
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 100:: | 3600s | — | — | — | — | — | — |
| TXT Record |
|---|
| google-site-verification=RdZYjshxUNCpJBLR5Zif5TAwUORjRM0071F7gBvoNpM |
| MS=ms57310941 |
| protonmail-verification=2421cf0a45d15e70eb9f41c2f8dd2c4dd46e49cf |
| v=spf1 include:_spf.protonmail.ch ~all |
| Policy | Record (daduya.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.protonmail.ch ~all |
| Policy | Record (_dmarc.daduya.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine |
| www | 157.180.41.188 (AS24940) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 2/10 · policy: ~all
No problems found| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.daduya.dk | daduya.dk |
| TXT | daduya.dk | protonmail-verification=2421cf0a45d15e70eb9f41c2f8dd2c4dd46e49cf |
| 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 | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2026070110 |
| Primary NS (MNAME) | ns1.fluxdns.dk |
| Responsible (RNAME) | hostmaster@fluxdns.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2009-05-05 |
| Expires | 2027-05-31 (222d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-01 06:47:22 | 1058ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-03 19:05:15 | 2059ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-01 22:23:08 shown | 1630ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-07-01 05:55:11 | 1227ms | 2 NS 2 A 2 MX | 🔒 Secure |
| 2026-06-25 22:15:07 | 2350ms | 2 NS 2 A 2 MX | 🔒 Secure |
| 2026-06-24 23:08:49 | 883ms | 2 NS 2 A 2 MX | 🔒 Secure |
| 2026-06-16 23:36:36 | 908ms | 2 NS 2 A 2 MX | 🔒 Secure |