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Cloudflare DDNS

Setting up cloudflare DDNS so certain DNS reconds maintain the correct IP address.

Last updated: 2/8/2026

When hosting applications on residential connects that constantly change IP it's important to ensure the IP address used is always up to date to ensure systems have a reliable uptime.

Follow the guide linked in the Sources Section

My commands

Update addreses

sudo nano /etc/ddclient.conf

Run manually:

sudo ddclient -daemon=0 -debug -verbose -noquiet

Sources

Ubuntu Community