What Is a SOCKS5 Proxy? SOCKS4 vs. SOCKS5 Explained
SOCKS5 is a general-purpose proxy protocol that supports TCP, UDP, IPv4, IPv6, domain-name resolution, and multiple authentication methods.
Proxy Basics
Residential IP vs ISP Datacenter Proxy: Source, Stability & Scenario Differences
Residential IPs come from home broadband networks; ISP datacenter proxies deploy servers in data centers with ISP-registered IPs. The real difference lies in network entry point, not IP labels.
Why Sentiment Monitoring Needs Stable Backconnect Proxy Infrastructure
Learn how stable backconnect proxies protect continuous data collection, reduce monitoring gaps, and improve the reliability of sentiment alerts.
Bright Data Pricing Is High: Comparing the Costs of ja.cn, qg.net, Gleam, 123Proxy, and IPIPGO
Overseas proxy pricing cannot be evaluated by cost per GB alone. Residential pools, data center pools, request-rate plans, and port-based packages follow different cost models.
What Is a Tunnel Proxy? Working Principles and Enterprise-Grade Application Scenarios
Learn how tunnel proxies work, how they differ from regular HTTP and API-extraction proxies, and why enterprise-grade scraping systems rely on gateway-managed IP rotation.
Overseas Proxy IP Not Working? Layer-by-Layer Troubleshooting Guide
Overseas proxy IP failures are rarely single-cause. Troubleshoot in order of local network, proxy authentication, protocol, and target site response — isolate the failure layer before swapping proxies.
Overseas Proxy IP Error 524 Causes: Proxy Connection Timeout Explained
Diagnose and fix HTTP 524 errors on overseas proxy IPs — from DNS and TCP/TLS to proxy gateway queuing and target server load, with layered troubleshooting and solutions.
代理IP会被封吗：403、429原因解析与应对方法
使用代理IP是否“被封”分两类：目标网站风控限制（如403、429）、服务账号违规封停。优化访问行为、合规使用可降风险，青果网络提供千万级代理IP及合规支持。
代理IP频繁被限制，如何排查问题所在？
代理IP频繁受限多由IP质量、请求节奏等叠加导致，先排查根源（资源/调用方式），再按需选静态/动态代理。青果网络提供国内600W+、海外2000W+纯净IP，适配长期稳定业务。
Crawler 403/429/Timeout Fix Guide: 5 Failure Symptoms and IP Strategy Solutions
Diagnose and fix crawler request failures fast. Learn how to troubleshoot 403, 429, timeouts, empty responses, and DNS errors with proven IP strategy solutions.