Why this website has an empty source code?

Just has

See: https://www.eff.org/https-everywhere/atlas/domains/p0.com.html (non-functional domain); confirmed: http://www.domxssscanner.com/scan?url=http%3A%2F%2Fp0.com & http://fetch.scritch.org/%2Bfetch/?url=http%3A%2F%2Fp0.com&useragent=Fetch+useragent&accept_encoding=

Has been blocked on hp Hosts and a bad web rep history reported: https://www.mywot.com/en/scorecard/p0.com?utm_source=addon&utm_content=popup

Should it still remain blocked?

polonus