First, why Host header can make cURL obedient? When we engage in network requests, we often encounter the server to recognize the situation - it recognizes a specific domain name to open the door. For example, with a local 127.0.0.1 access to the site, the server may directly throw you a face error. This time in the cURL set ...

Teach you to use PHP to play around with the proxy IP brothers engaged in network development understand, sometimes directly with their own IP request easy to eat the door. This time you need a proxy IP to save the day, today we take PHP to open the knife, demonstrating a few practical cases of grounded. Proxy IP in the end can do what? Simple ...

How to Completely Hide When Doing Data Collection? Anyone who's done data scraping knows that the biggest headache is getting caught by the target website. Last week, a guy doing e-commerce price comparisons complained to me that their server IPs were blocked to oblivion because they were scraping price data. Actually, this is just like playing hide-and-seek…

Is having your IP blocked becoming commonplace? Try this simple method. Old Zhang, who works in data collection, has been losing his hair lately – the platform blocks IPs faster than he changes socks. Don't worry, we'll break down how to use proxy IPs to fight this defensive battle, focusing on how to make IP rotation as natural as breathing…

Getting blocked by Cloudflare while web scraping? Try these unorthodox proxy IP methods. Brothers doing data collection have probably encountered this situation: you're using it, and suddenly a CAPTCHA pops up, or they just block your IP directly. Especially when you run into tough nuts like Cloudflare, ordinary proxies just can't handle it. Today…

What exactly is the point of a price monitoring agent? Anyone in e-commerce knows that competitors' prices can change like crazy every single day. Are you going to stare at them manually? Your eyes will go bad! That's when you need a real-time price comparison system to automatically grab data. But there's a catch: if you use your own computer to grab it directly, you'll be blacklisted by the target website in minutes. Here's a real-life example...

Understanding the Basic Relationship Between Search Engine Crawlers and Proxy IPs: Everyone knows that doing SEO requires search engines to crawl websites frequently, but many newbies don't understand the intricacies. For example, some websites have good content quality but are indexed very slowly. At this point, you have to wonder if the crawler's access path is blocked. …

Why Do You Have to Use Proxy IPs for Social Media Data Scraping? Anyone involved in social media data collection knows that platforms' anti-crawling mechanisms are stricter than residential gate access. Take the blue bird platform as an example: if you request the same interface 20 times in a row, you'll get a CAPTCHA in minutes. At this point, a proxy IP is like a magician who can change faces, switching with each request…

Why Do You Have to Use Proxy IPs for E-commerce Data Scraping? Cross-border e-commerce business owners understand that watching competitors' price changes is like watching the stock market. But directly using your own network to scrape data will get your IP blocked by the website in minutes. Last month, a friend who was doing cosmetics wrote a crawler script, and the result was just…