nix.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was registered on 25 September 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 80.209.106.132 is hosted by FIBIA P/S (AS44869) in Denmark. 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 |
|---|---|---|---|---|---|---|---|
| 80.209.106.132 | 600s | 80.209.106.132.static.fibianet.dk | AS44869 | FIBIA P/S | 80.209.0.0/17 | 🇩🇰 Denmark | Tølløse |
| TXT Record |
|---|
| protonmail-verification=f9d59165f4719a8bf8820189377f635b50adae49 |
| v=spf1 include:_spf.protonmail.ch mx ~all |
| Policy | Record (nix.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.protonmail.ch mx ~all |
| Policy | Record (_dmarc.nix.dk) |
|---|---|
| p=reject | v=DMARC1;p=reject;pct=100; |
| www | NXDOMAIN |
| www vs bare domain | Neither resolves nix.dk: no address www.nix.dk: no address |
| Wildcard | No |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| 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 | 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 | 2026082301 |
| Primary NS (MNAME) | ns1.simply.com |
| Responsible (RNAME) | hostmaster@simply.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Simply.com A/S |
| Registered | 2019-09-25 |
| Expires | 2030-09-30 (1439d) |
Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).
| Domain | Registrar |
|---|---|
| hundewadt.dk | WEBHOSTING A/S |
| uex.dk | WEBHOSTING A/S |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-21 21:57:19 | 1682ms | 4 NS 0 A 2 MX | 🔒 Secure |
| 2026-10-20 19:55:38 | 680ms | 4 NS 0 A 2 MX | 🔒 Secure |
| 2026-10-19 10:36:36 | 1024ms | 4 NS 1 A 2 MX | 🔒 Secure |
| 2026-10-13 02:14:21 | 1038ms | 4 NS 1 A 2 MX | 🔒 Secure |
| 2026-10-02 14:43:23 | 1079ms | 4 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-16 22:41:13 | 593ms | 4 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-26 18:00:32 shown | 974ms | 4 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-24 07:47:39 | 3574ms | 4 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-15 13:01:14 | 1162ms | 4 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-20 01:51:01 | 2928ms | 4 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-03 11:49:54 | 720ms | 4 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-20 17:00:11 | 714ms | 4 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-18 04:53:06 | 1076ms | 4 NS 1 A 2 MX | 🔒 Secure |