Number of links with /en/

Number of links with /en/

HTTP/1.1 400 Bad Request

mac_app_store_256

A number of links with /en/ from Mac App Store & App Store give a HTTP/1.1 400 Bad Request

How to find bad links ?

Find links referencing the /en/ using Googledorking :

intext:https://itunes.apple.com/en/

en-extension

Conclusion : You can obtain more information about the unresponsive Mas here