Free Online DNS Troubleshooting Checklist
Enter a domain, select the kind of DNS problem, and generate a clear troubleshooting handoff. Optional live DNS lookup uses browser fetch to Cloudflare DNS over HTTPS when available.
DNS Troubleshooting Checklist
Create a DNS troubleshooting checklist for website, email, SSL, propagation, nameserver, SPF, DKIM, DMARC, and redirect issues.
Enter a domain and symptoms to begin.