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docs: complete Cloudflare DNS configuration guide
Comprehensive Cloudflare DNS setup guide:
Quick Start (5 minutes):
1. Add domain to Cloudflare
2. Change nameservers at registrar
3. Add A records (mtd.runfoo.run → 100.95.3.92)
4. Configure SSL/TLS (Full strict mode)
5. Verify DNS propagation
Detailed Setup Instructions:
- Step-by-step for all 6 steps
- DNS record configuration
- SSL/TLS mode comparison
- Advanced settings (WAF, rate limiting, page rules)
- Subdomain setup
- Custom endpoints configuration
Verification Checklist:
- DNS propagation check (nslookup)
- A record resolution
- HTTPS accessibility
- API endpoint testing
- Cloudflare dashboard validation
Common Issues & Fixes:
- DNS SERVFAIL error
- SSL certificate error
- Origin server unreachable
- Timeout errors
- Too many redirects
- Troubleshooting flowchart
Advanced Features:
- WAF (Web Application Firewall)
- Rate limiting on auth endpoints
- Page rules for caching
- Custom subdomains (api, admin, docs, status)
- Cloudflare Workers intro
- Cloudflare Tunnel intro
Recommended Configuration:
- Full (strict) SSL/TLS mode
- Proxied A records (orange cloud)
- OWASP ModSecurity enabled
- Rate limiting on /api/auth/*
- Cache bypass for /api/*
- Always HTTPS enabled
Success Criteria:
- Domain shows active in Cloudflare
- DNS resolves to 100.95.3.92
- HTTPS working with valid certificate
- API endpoints responding
- Analytics showing traffic
Estimated Time:
- Setup: 5-10 minutes
- DNS Propagation: 24-48 hours
- Total: Ready for production in 2 days
Domain: mtd.runfoo.run
Target IP: 100.95.3.92 (nexus-vector)
Job ID: MTAD-IMPL-2025-11-18-CL
🤖 Generated with Claude Code
Co-Authored-By: Claude <noreply@anthropic.com>
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2025-11-18 03:08:09 +00:00 |
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