prtg.dk is a .dk domain served by 3 nameservers (ns.freshbit.de, ns.freshbit.eu, ns2.dnsresolve.net). It was registered on 14 February 2012 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. The zone is not DNSSEC-signed, publishes a 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.
| Policy | Record (_dmarc.prtg.dk) |
|---|---|
| p=reject | v=DMARC1;p=reject;sp=reject;adkim=s;aspf=s |
| www CNAME | lb.paessler.com (all on paessler.com) |
| www vs bare domain | Only www resolves prtg.dk: no address (all like this)www.prtg.dk: 104.19.148.45 104.19.149.45 2606:4700::6813:942d 2606:4700::6813:952d (AS13335) |
| 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 | 2026010101 |
| Primary NS (MNAME) | ns.freshbit.de |
| Responsible (RNAME) | hostmaster@freshbit.de |
| Refresh | 28800s |
| Retry | 7200s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 86400s |
| Field | Value |
|---|---|
| Registrar | Key-Systems GmbH |
| Registered | 2012-02-14 |
| Expires | 2027-02-28 (134d) |
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 |
|---|---|
| paessler.dk | Key-Systems GmbH |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-29 17:52:14 shown | 2182ms | 3 NS 0 A 0 MX | 🔓 Insecure |
| 2026-08-27 07:50:28 | 9726ms | 3 NS 0 A 0 MX | 🔓 Insecure |
| 2026-06-20 04:06:20 | 2435ms | 3 NS 0 A 0 MX | 🔓 Insecure |
| 2026-06-17 13:18:05 | 2082ms | 3 NS 0 A 0 MX | 🔓 Insecure |