Cloudflare DNS HTTP cert error


I am running into this issue when using cloudflare as my dns provider:

One or more domains had a problem:\n[] acme: error: 400 :: urn:ietf:params:acme:error:dns :: No valid IP addresses found for, url: \n"

Does anyone know a way around this?

I have proxy disabled on cloudflare for all my dns records.

I don’t understand why you’re getting that error. That IP address resolves to, both at my location and at

And that IP address isn’t in the list of reserved IP address space (boulder source).

Can you try again? As Osiris noted, this shouldn’t be happening.

Perhaps your records had not quite updated when you tried.

All names resolve to that IP (via wildcard I suspect):


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