Processing link with "www"

[shadawck]

Try removing www part and perform a new request with àllow_redirection=True.
In some case you will get the redirection :
Example :
https://www.sno.phy.queensu.ca/~phil/exiftool/ don't work
but https://sno.phy.queensu.ca/~phil/exiftool/ redirect to exiftool.org