Free DNS hosting
for your domains.
Manage the records on your domains, with uptime monitoring and auto-updating IPs in one place. No domain? Get a free hostname on fon.dk for your home server.
Running since 2000 · Hosted in the EU π©π° · No tracking cookies
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
- DNSSEC signing
- Domain templates for quick setup
- Zone file export
- DNS status monitoring
I need a hostname
Free hostname, e.g. yourname.fon.dk
- Yours in seconds
- Automatic IP updates from your router
- IPv4 + IPv6 dual-stack support
- Standard DynDNS protocol, works with any client
- No passwords: magic link login via email
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.
DNSSEC
Sign your domain with one click and get the exact DS record for your registrar. We verify your signatures on every nameserver, daily.
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 hostname, 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.