Hi, since a few days, certificate renewals fail with a "During secondary validation: No valid IP addresses found" error. This used to work without issue, and there have been no changes to DNS. The domain in question is www.heinbockel.info (and heinbockel.info) I'm using the http-01 challenge via d…

"During secondary validation: No valid IP addresses found" validation error

griffin March 12, 2021, 1:28am 4

This might help:

Topic		Replies	Views
I can see TOKEN, but validation failed (I'm using dehydrated, dns-01) Help	4	1403	March 21, 2021
During secondary validation: No valid IP addresses found Help	26	5296	November 4, 2020
Secondary validation has been failing for almost a week now Help	4	437	March 9, 2021
During secondary validation: No valid IP addresses found Help	10	9205	June 7, 2020
During secondary validation - DNS problem: networking error looking up A Help	8	5266	September 9, 2020