
Teach you to pick the HTTP proxy to see less step on the pit of 80%
Recently, many friends doing data collection asked me, there are so many HTTP proxies on the market, in the end how to choose? Today, we will break up the crumbs to say, the focus is not on the technical principles, but directly to thePractical Guide to Avoiding PitfallsThe
What does an HTTP proxy really do?
To give a real case: do e-commerce price comparison Zhang, with their own computers to capture data, the results of the next day IP was blocked. Later, he changed the dynamic HTTP proxy and used different IPs in turn, and the collection efficiency was directly doubled. Note that there is a key point here:IP quality determines successDon't use free proxies. Nine times out of ten, they have viruses.
Example of Python using a proxy (remember to replace it with your own account)
import requests
proxies = {
"http": "http://用户名:密码@gateway.ipipgo.com:9020",
"https": "http://用户名:密码@gateway.ipipgo.com:9020"
}
response = requests.get("http://目标网站", proxies=proxies)
Three Tips for Choosing the Right Agency Service Provider
First LookIP puritySome proxy IPs have long been blacked out by major websites. Like ipipgo's IP pool is updated weekly 30%, tested anti-climbing strong site can also be used. The second is more thanresponsiveness, it is advisable to try it out first and don't believe the numbers in the ads. Third checkafter-sales serviceIf you encounter an IP failure, you should be able to change it in seconds.
| parameters | passing line or score (in an examination) | Quality standards |
|---|---|---|
| connection speed | <800ms | <300ms |
| availability rate | 80% | 95%+ |
| concurrency | 50 | unlimited |
Top 3 reasons to highlight ipipgo
1. OriginalIP Health DetectionFunctionality, automatic filtering of invalid IPs in the background
2. Supportpay per volumeYou can use as much as you want without wasting it.
3. Customer service for technical problems5-minute responseIt's a real test. They're all on duty at 2:00 in the morning.
Last time there is a cross-border e-commerce friends, using their agents to deal with millions of orders data, the middle IP switching completely senseless. Now registration also sends10RMB Experience, enough to measure 2000 requests.
White Frequently Asked Questions QA
Q: What should I do if I use a proxy IP and it becomes slow?
A: First check the local network, if there is no problem, contact customer service to change the IP segment. ipipgo has a real-time speed measurement function in the background, and you can also manually refresh.
Q: What should I do if I encounter a website asking me to log in?
A: In this case use a persistent proxy with cookies, ipipgo'ssession holdThe function is specialized to solve this.
Q: Will it conflict if I open more than one program at the same time?
A: Concurrency mode is recommended, set up multithreading in the code. ipipgo supportAutomatic load balancing, will not use the same IP over and over again.
Finally said a heartfelt: choose the agent with the object like, the most important thing is suitable. Don't just look at the price, find an agent who canLong-term stable service providerIt's the right thing to do. The old bird who has used seven or eight agents tells you that ipipgo is really more in place than its peers in terms of detailing, especially their IP update strategy, whoever uses it knows.

