Let's Debug

Test result for www.reliabletech.ru using http-01

A fatal issue occurred during the DNS lookup process for www.reliabletech.ru/CAA.
DNS response for www.reliabletech.ru had fatal DNSSEC issues: validation failure <www.reliabletech.ru. CAA IN>: no keys have a DS with algorithm RSASHA256 from 2a06:98c1:50::ac40:23af for key reliabletech.ru. while building chain of trust
A fatal issue occurred during the DNS lookup process for www.reliabletech.ru/A.
DNS response for www.reliabletech.ru had fatal DNSSEC issues: validation failure <www.reliabletech.ru. A IN>: no keys have a DS with algorithm RSASHA256 from 108.162.192.190 for key reliabletech.ru. while building chain of trust
A fatal issue occurred during the DNS lookup process for www.reliabletech.ru/AAAA.
DNS response for www.reliabletech.ru had fatal DNSSEC issues: validation failure <www.reliabletech.ru. AAAA IN>: no keys have a DS with algorithm RSASHA256 from 2606:4700:50::adf5:3abe for key reliabletech.ru. while building chain of trust
Fatal
No valid A or AAAA records could be ultimately resolved for www.reliabletech.ru. This means that Let's Encrypt would not be able to to connect to your domain to perform HTTP validation, since it would not know where to connect to.
No A or AAAA records found.

Submitted Feb 28 06:39:10 2022. Sat in queue for 5ms. Completed in 3s. Show verbose information.