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Dynamically update DNS records

Last updated Apr 16, 2026Copy as MarkdownView as MarkdownAgent setup

OverviewCloudflare APIddclient

Most Internet service providers and some hosting providers dynamically update their customer's IP addresses. If this situation applies to you, you need an automated solution to dynamically update your DNS records in Cloudflare.

Cloudflare API

Create a script to monitor IP address changes and then have that script push changes to the Cloudflare API.

ddclient

ddclient is a third-party Perl client used to update dynamic DNS entries for accounts on various DNS providers.

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