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A comment on Free DDNS with Cloudflare and a Cronjob. Parent comment

Re:Free DDNS with Cloudflare and a Cronjob by dathery on Saturday July 27, 2024 @02:14PM (#41088338)
You can have Caddy return the user's IP address directly: https://caddy.community/t/caddy-server-that-returns-only-ip-...

Similar things are also possible with nginx and Apache.

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Re:Free DDNS with Cloudflare and a Cronjob by genewitch on Saturday July 27, 2024 @02:54PM (#41088528)
this was implemented in 2018, but it is good to know. it also doubled as a dumb way to pass messages between hosts.
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