cacto.dk is a .dk domain served by 5 nameservers (ns1.linode.com, ns2.linode.com, ns3.linode.com and 2 more). It was registered on 12 July 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by ASPMX.L.GOOGLE.COM, ALT1.ASPMX.L.GOOGLE.COM and 3 more. The zone is not DNSSEC-signed, 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns1.linode.com | — | — | — |
| ns2.linode.com | — | — | — |
| ns3.linode.com | — | — | — |
| ns4.linode.com | — | — | — |
| ns5.linode.com | — | — | — |
| TXT Record |
|---|
| google-site-verification=vbk-xwUXcXklOAk9Ui5b0NtkqT31gaKJhSpCJYT6e4U |
| www | NXDOMAIN |
| www vs bare domain | Neither resolves cacto.dk: no address www.cacto.dk: no address |
| Wildcard | No |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2021000011 |
| Primary NS (MNAME) | ns1.linode.com |
| Responsible (RNAME) | anders@thorsby.dk |
| Refresh | 14400s |
| Retry | 14400s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2020-07-12 |
| Expires | 2027-07-31 (282d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-07-03 00:27:29 | 2981ms | 5 NS 0 A 5 MX | 🔓 Insecure |
| 2026-06-22 04:53:28 | 1999ms | 5 NS 0 A 5 MX | 🔓 Insecure |
| 2026-06-16 18:45:54 shown | 776ms | 5 NS 0 A 5 MX | 🔓 Insecure |