6 posts matching “certbot” · Clear
Let's Encrypt renewal failing on your VPS? Learn the six real causes - port 80, DNS-01, rate limits, missing hooks - and fix each one step by step.
13 July 2026 · 6 min · 15 views Troubleshooting ERR_CERT_DATE_INVALID: Causes and the FixEither the certificate expired or your device's clock is wrong. One command tells you which, and the answer changes the fix completely.
31 August 2026 · 4 min · 19 views Troubleshooting SSL Validation Failing? Fix Blocked .well-known/acme-challengeAutoSSL or Certbot can't validate your domain? Learn why .well-known/acme-challenge gets blocked and how to fix it on cPanel, Nginx, and Apache.
29 July 2026 · 6 min · 29 views VPS Set Up Caddy on a VPS With Automatic HTTPSInstall Caddy on your VPS and get free auto-renewing HTTPS with zero Certbot config. Step-by-step setup, reverse proxy examples, and fixes for common errors.
27 July 2026 · 6 min · 12 views Troubleshooting Let's Encrypt Rate Limits: Every Limit and How to Fix 'Too Many Certificates'Every Let's Encrypt rate limit with the official numbers - 50 per registered domain, 5 per exact set of identifiers every 7 days - and how to fix each one.
22 July 2026 · 6 min · 30 views VPS Wildcard SSL with Let's Encrypt: DNS-01 Setup GuideWildcard SSL failing over HTTP-01? Learn why Let's Encrypt needs DNS-01 validation and how to set up wildcard certs with Certbot or acme.sh.
15 July 2026 · 6 min · 22 views