404. That’s an error.

The requested URL /custom?q=Radiohead&client=google-coop&cof=FORID:13%3BAH:left%3BCX:Ink%252019%3BL:https://www.google.com/intl/en/images/logos/custom_search_logo_sm.gif%3BLH:30%3BLP:1%3BKMBOC:%23336699%3B&cx=014067313122824458440:mjklicivjto&adkw=AELymgUiONVLMY4fPxyf0YBob_Hx74fspv6MXIv23pFtvCgpLoGTVzv8uIlHVLc-zrOqb0wKBgw-wUmaVzawmvx_cNoJiCK46obdj0tJlYelSiiGDjGl_usEjH9Kgu1sSAhV7E_mcw5cQL5t885N_aHlkVa9MUILJNZxZTbj8L-S9UuYxBnMSg0&boostcse=0&ie=UTF-8&oe=UTF-8&prmd=ivnslfd&ei=v9UjV52LI8mke8ePguAB&start=20&sa=N was not found on this server. That’s all we know.