How does the crawler deal with the ip restriction problem

First, change the access frequency and simulate the user's behavior as much as possible.

These three aspects are mainly to simulate user behavior:

1. UserAgent is often replaced

2. The access interval is set to be long, and the access time is set to random number.

3. The order of visiting pages can also be executed at random.

Just to make the other party's anti-crawling is considered to be a human visit, to avoid IP being blocked.

Second, the principle of using a large number of proxy IP is very simple, that is to seal an IP, thousands of IP. This solution requires a lot of proxy IP resources.

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