Claude Code China environment checker: desktop + web diagnostics for Anthropic region exposure, proxy/VPN/DNS/TLS/IP risk, residential IP and account environment readiness
github-pages websocket china dns-leak ja3 dns-pollution mainland-china tls-fingerprint vpn-test network-diagnostics environment-check vpn-checker anthropic ai-cli proxy-test residential-ip claude-code claude-code-checker anthropic-diagnostic china-region-lock
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Updated
Jul 4, 2026 - Go