404. That’s an error.
The requested URL /translate_c?act=url&depth=1&hl=es&ie=UTF8&prev=_t&rurl=translate.google.es&sl=en&tl=es&twu=1&u=http://www.instructables.com/id/TREAD-BELT/&usg=ALkJrhj-Hf0n6oBshr33hYhxl-ysBO1IHg
was not found on this server. That’s all we know.