Free hostname.
Full DNS control.
Get a free dyndns.dk hostname for your home server. Or bring your own domain and manage DNS records, uptime monitoring, and auto-updating IPs in one place. Free either way.
Running since 2000 · Hosted in the EU π©π° · No tracking cookies
I need a hostname
Free yourname.dyndns.dk subdomain
- yourname.dyndns.dk β yours in seconds
- Automatic IP updates from your router
- IPv4 + IPv6 dual-stack support
- Standard DynDNS protocol β works with any client
- No passwords β magic link login via email
Had a free hostname on dyndns.dk? It has been migrated. Sign in with the email you registered with, or claim it with the update password from your router or script.
I have my own domain
Free DNS hosting for your own domain
- A, AAAA, CNAME, MX, TXT, SRV, CAA + custom types
- Dynamic records with auto-updating IPs
- Domain templates for quick setup
- Zone file export
- DNS status monitoring
More than dynamic DNS
Uptime monitoring
Active checks on your hosts, with email alerts when they go down and when they come back.
Email security wizard
Guided SPF and DMARC setup that detects Google Workspace, Microsoft 365, iCloud and more.
Propagation check
See what resolvers around the world return for your records, straight from the dashboard.
Import and export
Paste records from your old provider to import. Export your zone file any time.
API and webhooks
A read-only JSON API for your zones and records, plus webhooks that notify your systems on IP and record changes.
International domains
Domains and hostnames in native script. ΓΈ, Γ₯ and Γ¦ welcome.
How it works
Register with your email
No password needed. We send a magic login link to your inbox.
Add a hostname or domain
Pick a free dyndns.dk name, or point your own domain's nameservers to us.
Configure your router
Use the standard DynDNS protocol. Step-by-step guides for ASUS, Fritz!Box, Synology, pfSense, and more.