Under the hood, yes. You set a TXT record with the challenge token and the certs are issued when LE's servers are able to verify it (a few minutes at most for i

Under the hood, yes. You set a TXT record with the challenge token and the certs are issued when LE's servers are able to verify it (a few minutes at most for it to propagate, generally). However, people already made hooks that take care of that for you for some providers, for example, the CloudFlare one I experimented with: https://github.com/kappataumu/letsencrypt-cloudflare-hook https://github.com/kappataumu/letsencrypt-cloudflare-hook