Further Let's Encrypt ratelimit warnings
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@ -11,7 +11,11 @@ Automatic HTTPS
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You can configure Traefik to use an ACME provider (like Let's Encrypt) for automatic certificate generation.
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You can configure Traefik to use an ACME provider (like Let's Encrypt) for automatic certificate generation.
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!!! warning "Let's Encrypt and Rate Limiting"
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!!! warning "Let's Encrypt and Rate Limiting"
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Note that Let's Encrypt API has [rate limiting](https://letsencrypt.org/docs/rate-limits).
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Note that Let's Encrypt API has [rate limiting](https://letsencrypt.org/docs/rate-limits). These last up to __one week__, and can not be overridden.
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When running Traefik in a container this file should be persisted across restarts.
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If Traefik requests new certificates each time it starts up, a crash-looping container can quickly reach Let's Encrypt's ratelimits.
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To configure where certificates are stored, please take a look at the [storage](#storage) configuration.
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Use Let's Encrypt staging server with the [`caServer`](#caserver) configuration option
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Use Let's Encrypt staging server with the [`caServer`](#caserver) configuration option
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when experimenting to avoid hitting this limit too fast.
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when experimenting to avoid hitting this limit too fast.
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