tux.dk is a .dk domain served by 3 nameservers (ns1.dns.services, ns2.dns.services, ns3.dns.services). It was registered on 24 September 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 194.45.77.158 is hosted by EWII Bredbaand A/S (AS204151) in Denmark. Mail is handled by mx01.yngve.dk, mxa.lenau.eu. The zone is DNSSEC-signed and validates, has no 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 194.45.77.158 | 600s | mx01.yngve.dk | AS204151 | EWII Bredbaand A/S | 194.45.76.0/22 | 🇩🇰 Denmark | Kokkedal |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 600s | mx01.yngve.dk | 194.45.77.158 | mx01.yngve.dk | AS204151 EWII Bredbaand A/S |
| 20 | 600s | mxa.lenau.eu | 80.210.69.221 | x50d245dd.customers.hiper-net.dk | AS203953 Hiper A/S |
| TXT Record |
|---|
| v=DMARC1; p=none |
| v=spf1 ip4:194.45.77.158 ?all |
| Policy | Record (tux.dk) |
|---|---|
| ?all (neutral) | v=spf1 ip4:194.45.77.158 ?all |
| Flags | Tag | Value |
|---|---|---|
| 128 | issue | letsencrypt.org |
| www CNAME | tux.dk (all on tux.dk) |
| 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: 0/10 · policy: ?all
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mxa.lenau.eu | DANE-EE · SPKI · SHA-256 | 420E3CE293ADC71BB69A528D7C0DFD6F… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2023010451 |
| Primary NS (MNAME) | ns1.dns.services |
| Responsible (RNAME) | post@dns.services |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 1814400s |
| Minimum (neg-cache TTL) | 7200s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 1998-09-24 |
| Expires | 2027-09-30 (345d) |
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 |
|---|---|
| berthelsen-net.dk | Punktum dk A/S (direct) |
| erasure.dk | Punktum dk A/S (direct) |
| skind.dk | Punktum dk A/S (direct) |
| yngve.dk | Punktum dk A/S (direct) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-07-01 10:02:55 shown | 902ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-24 08:26:51 | 796ms | 3 NS 1 A 2 MX | ⚠️ Bogus |
| 2026-06-17 14:45:09 | 1047ms | 3 NS 1 A 2 MX | 🔒 Secure |