3k3.dk is a .dk domain served by 3 nameservers (ns1.dns.services, ns2.dns.services, ns3.dns.services). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 80.209.66.99 is hosted by FIBIA P/S (AS44869) in Denmark. Mail is handled by mx1.spamfri.dk, mx2.spamfri.dk and 1 more. The zone is DNSSEC-signed and validates, has no 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 |
|---|---|---|---|---|---|---|---|
| 80.209.66.99 | 43200s | 80.209.66.99.static.fibianet.dk | AS44869 | FIBIA P/S | 80.209.0.0/17 | 🇩🇰 Denmark | Borup |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 193.200.90.178 |
| 🔶 Autoconfig | 193.200.90.178 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 0 | 0 | 443 | cpanelemaildiscovery.cpanel.net |
| TXT Record |
|---|
| v=spf1 include:_spf.e-studio.dk ~all |
| Policy | Record (3k3.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.e-studio.dk ~all |
| www CNAME | 3k3.dk (all on 3k3.dk) → 80.209.66.99 (AS44869) |
| 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 |
| Selector | CNAME | Key |
|---|---|---|
| default | — | RSA · ~2048 bit |
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: 1/10 · policy: ~all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx1.spamfri.dk | DANE-EE · SPKI · SHA-256 | 884451547A03D0AC2F628D943839BAA6… |
| SMTP _25._tcp.mx2.spamfri.dk | DANE-EE · SPKI · SHA-256 | 6598C93F79B95376BB8099E9AC862167… |
| SMTP _25._tcp.mx3.spamfri.dk | DANE-EE · SPKI · SHA-256 | BBFB0694919290E5BC9D6E2C6F47D846… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2024022954 |
| Primary NS (MNAME) | ns1.dns.services |
| Responsible (RNAME) | post@dns.services |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 1814400s |
| Minimum (neg-cache TTL) | 7200s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-01 03:27:20 | 4415ms | 3 NS 1 A 3 MX | 🔒 Secure |
| 2026-09-18 13:43:53 | 1121ms | 3 NS 1 A 3 MX | 🔒 Secure |
| 2026-09-09 11:10:51 | 829ms | 3 NS 1 A 3 MX | 🔒 Secure |
| 2026-08-27 22:50:28 | 4807ms | 3 NS 1 A 3 MX | 🔒 Secure |
| 2026-07-02 00:53:14 shown | 977ms | 3 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-16 12:43:30 | 910ms | 3 NS 1 A 3 MX | 🔒 Secure |