Comment by leni536

(Thanks for daveguy: https://news.ycombinator.com/item?id=11593881)

https://31.184.194.81/ (sci-hub.io cert)

https://sci-hub.cc (same ip as above, sci-hub.io cert)

https://sci-hub.ac (same ip as above, sci-hub.io cert)

https://sci-hub.bz (uses a separate certificate and ip address -- 104.28.20.155)

And a tor site: scihub22266oqcxt.onion