General questions about Certificate Manager

Can I get logs of my operations with services?Can I get logs of my operations with services?

Yes, you can request log records about your resources from Yandex Cloud services. For more information, see Data requests.

A domain rights check based on a CNAME record fails. Why?A domain rights check based on a CNAME record fails. Why?

For a successful DNS domain rights check based on a CNAME record, make sure the _acme-challenge subdomain of the domain name you are checking has no resource records created, except CNAME. For example, for the _acme-challenge.example.com. domain name there should only be a CNAME record and no TXT record.