How to get field value from another site, if it is protected by CloudFlare?

Need to get the field value from the site which is protected by the CF. Using a library simple_html_dom.php but it returns a 521 error from CF. How to be? The website, get the value of the email address with id #mail
March 19th 20 at 08:47
2 answers
March 19th 20 at 08:49
There is also a API. If CloudFlare blocks then try via the API.
March 19th 20 at 08:51
Look towards selenium or puppeteer

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