Crawler Dynamic IP: Specialized rotating dynamic IP pool for data collection

Crawlers are always blocked? Try this dynamic IP pool building method

What is the biggest headache for friends doing data collection? It's not the high technical threshold, it's the hard-written crawler that runs and runs and runs.IP blocked by target websiteI was just starting out in the industry when I was debugging code all night for three days! When I first joined the industry back then, I debugged the code overnight for three consecutive days, and finally realized that it was the IP that was blacked out, and I was so angry that I almost smashed the keyboard. Today we will teach you to useDynamic IP PoolThis artifact to break the ice.

Why does your crawler always get caught?

Many newbies think that as long as you use a proxy IP will be able to rest easy, the results of the use of a fixed IP is still blocked. In fact, the site wind control system is now very refined, will look at these indicators:

It's just like when you go to the supermarket to try on food, wearing the same clothes every day, if the clerk doesn't stare at you, who will? You have to learn.Change of clothes (IP),Changeover time (request interval),Change of portal (different regional IPs)The

Hands-on building of dynamic IP pools

Recommended hereipipgoThe service of their dynamic IP pool has these advantages:
1. National200+ CitiesNode coverage
2. Single requestsMillisecond switchingIP
3. SupportHTTP/HTTPS/SOCKS5Multiple protocols

Specific configuration steps (in Python, for example):
"`python
import requests
from ipipgo import RotateProxy

proxy_pool = RotateProxy(
api_key="Your key",
region=["Beijing", "Shanghai", "Guangzhou"], Specify IP Region
change_threshold=100 Change IP every 100 requests
)

for url in target_urls:
response = requests.get(
url,
proxies=proxy_pool.get_proxy() Automatically get the latest IPs
)
Process response data...
“`
Take care to set up a reasonablerequest interval(3-10 seconds recommended) andFailure Retry Mechanism, don't waste a good IP.

Frequently Asked Questions QA

Q: What is the difference between a dynamic IP and a static IP?
A: Dynamic IP is like a temporary license plate, which can be changed once; static IP is a fixed license plate. Collecting data is definitely safer with dynamic ones.

Q: Will I still be blocked if I use ipipgo?
A: Their IP poolUpdated daily 20% Inventory, with a reasonable collection strategy, you can basically avoid the windshield. I had a program that ran for 3 months straight without being blocked.

Q: Do I need to maintain my own IP pool?
A: No need at all! ipipgo's backend will automatically eliminate invalid IPs and replenish fresh IPs. all you have to do is to call the API, which saves you a lot of time.

Look for these doors when choosing a service provider

Proxy IP service providers on the market are a mixed bag, to teach you a few tricks to avoid the pit:
1. Look.IP puritySome IPs have been used by too many people and have long been blacklisted.
2. Measurementresponsiveness: Don't believe what the ads say, run the demos yourself!
3. CheckProtocol Support: HTTPS is now mandatory for many sites, if you don't support it, you're off!

Gotta brag about ipipgo here, they have aIP Healthiness Inspection SystemThe last time our company engaged in competitive analysis, a day sweep of 500,000 pages, the success rate remains at 98% or more.

A final reminder: data collection should beLegal ComplianceThe dynamic IP pool is just a technical tool! Dynamic IP pooling is just a technical tool, don't use it for malicious crawling. Choose the right tool + comply with the rules, in order to develop in this industry for a long time. If you need to try, you can go to the official website of ipipgo to get!5G Traffic Pack, new users enough for testing.