I have below error when I run the dns challange. Please help us to solve the issue. Thanks
Command: sudo certbot certonly --manual --preferred-challenges dns -d xxx.yyyyyyy.com
Error : There were too many requests of a given type :: Error creating new order :: too many certificates already issued for exact set of domains: work.argentra.com: see https://letsencrypt.org/docs/rate-limits/
Please see the logfiles in /var/log/letsencrypt for more details.