SOCKS5 Proxy Timeout: Check DNS, Port, and Client Settings
A practical SOCKS5 timeout workflow for separating DNS resolution, port and scheme mismatch, and client-specific behavior.
Proxy IP Not Changing? Check Rotation and Connection Reuse
A practical workflow for checking whether a proxy should rotate per request, per session, or only after a new connection, and for separating provider settings from client connection reuse.
Proxy IP Not Changing? Check Rotation and Connection Reuse
A practical workflow for checking whether a proxy should rotate per request, per session, or only after a new connection, and for separating provider settings from client connection reuse.
Playwright Proxy Auth: Context, Credentials, and Limits
A practical debug order for Playwright proxy authentication: confirm the browser context, test credentials outside the browser, separate target blocking, and measure session/concurrency limits.
cURL Proxy CONNECT Timeout: Check DNS and Port Format
Use this cURL proxy timeout workflow to separate proxy reachability, CONNECT tunneling, SOCKS DNS behavior, credential encoding, port format, and target-side blocking before changing proxy pools.
IPv6 Proxy Not Working: Check Client and DNS Behavior
A practical IPv6 proxy troubleshooting order for separating proxy coverage, client support, DNS behavior, and target-site address-family issues.
Proxy Blacklist Check: When IP Reputation Explains Blocks
A practical workflow for deciding whether proxy blocks come from IP reputation, blacklist data, geo mismatch, or request behavior—and what to test next.
HTTP 429 After Proxy Rotation: IP Pool or Request Pacing?
Diagnose HTTP 429 after proxy rotation by separating request pacing, identity carryover, sticky sessions, and proxy-pool fit before changing providers.
407 Proxy Authentication Required: Check Proxy Credentials
A practical 407 proxy error checklist for separating bad credentials, wrong auth method, malformed proxy URLs, IP allowlisting, and client configuration issues.
HTTP Proxy Not Working? Fix 407 Errors, CONNECT Failures, and TLS Mismatch
HTTP proxy not working? Learn how to fix 407 errors, isolate CONNECT tunnel failures, separate TLS mismatch from proxy failure, and verify the proxy path before blaming the target site.
