The Difference Between Proxy IP and VPN: A Guide to Choosing a Web Proxy Tool

What's the difference between these two things?

A lot of people can't tell the difference between a proxy IP and a VPN.Express transfer stations and encrypted tunnelsThe difference. For example, if you want to send a parcel (network request), a proxy IP is to find a local collection point to forward it for you, while a VPN is to put a bulletproof vest on the parcel and then go through an exclusive channel.

The best thing about proxy IPs is thatFlexible identity switchingThe VPN is more of a stick in the mud. For example, to do e-commerce Zhang San to check the price of competing products, using proxy IP every time to check a different address, the site simply can not see that the same person.VPN is more of a sinewy, from beginning to end is the same encrypted channel.

 Example of checking IP address using proxy IP
import requests

proxies = {
    'http': 'http://username:password@gateway.ipipgo.com:9020',
    'https': 'http://username:password@gateway.ipipgo.com:9020'
}

print(requests.get('http://ipinfo.io/json', proxies=proxies).text)

Which one should I use for what situation?

Based on our experience doing solutions for 200+ clients, we've put together this decision table:

How to pick a proxy IP service provider?

Agent services on the market are a mixed bag, remember these threeTips for avoiding pitfalls::

1. Look at the IP type: residential IPs are harder to recognize than server room IPs (e.g., ipipgo's residential IP pools have direct carrier partnership resources)
2. Measure the connection speed: don't believe what the ads say, get a free trial to measure the latency yourself!
3. Check the after-sales support: three o'clock in the morning out of the problem can find people to deal with the only reliable

Like our ipipgo's dynamic residential package, starting from 7 dollars more than 1G traffic, cheaper than drinking milk tea. Especially for customers doing short video operations, they have never flipped with this bulk start number.

QA time

Q: Are proxy IPs legal?
A: Just like a chopper can cut vegetables or hurt people, the key depends on the use. Formal business such as market research and advertisement monitoring are not faulty

Q: How do I check if the proxy is in effect?
A: I'll teach you a dirt method, open the command line and type:

curl http://ipinfo.io/json --proxy http://用户名:密码@proxy address:port

Q: Which one to choose, static or dynamic IP?
A: the need for long-term stability (such as hanging store) selected static, short-term high-frequency operations (such as data crawling) with dynamic

Say something from the heart.

Having used a dozen or so proxy services, I finally chose to build my own ipipgo just becauseReal Residential IP ResourcesToo rare. Many of our peers use server room IPs to pretend to be residential IPs, we have direct agreements with overseas carriers and each IP can be traced to the broadband account it belongs to.

Recently helped cross-border e-commerce customers to do the TK line program, using the Los Angeles residential IP to send the video, the playback volume is more than 3 times higher than ordinary IP. The water in this line is very deep, rememberDon't be cheap., there is definitely something wrong with the $9.90 monthly subscription. Our pricing doesn't look cheap, but the measured 1GB of traffic can fulfill 5000+ data requests, which works out to cost less than half a cent each time.