404. That’s an error.

The requested URL /translate_c?hl=fr&sl=en&u=http://yourls.org/&prev=/search%3Fq%3Dyourls%26hl%3Dfr%26safe%3Doff%26client%3Dfirefox-a%26rlz%3D1R1GGGL_fr___FR351%26hs%3DaFL&rurl=tra was not found on this server. That’s all we know.