You cannot host websites or applications that that scan, scrape, or index external sites. Doing so can cause you to overuse your hosting resources.
Here are some common sources of excessive resource usage due to web scraping or indexing:
You can try to correct resource usage caused by web scraping by following any and all of these steps:
If you are still experiencing issues with resource usage, review your hosting for other possible causes at Common causes for resource overusage (Linux).
Note: You will want to make sure that you are correcting the underlying cause to any resource issue. Simply removing sites and/or files without correcting the underlying issue can cause the problem to recur.