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Fix Nginx 502 Bad Gateway for WordPress - Resolve 'Unable to Verify SSL Certificate' in Postman-Router DNS Setup: Cloudflare Not Resolving

2026-06-13 15:06:17
Fix Nginx 502 Bad Gateway for WordPress - Resolve 'Unable to Verify SSL Certificate' in Postman-Router DNS Setup: Cloudflare Not Resolving

Result check

  • Keep one change per test run so you know which step helped.
  • Undo temporary changes after the issue is confirmed.