404. That’s an error.

The requested URL /custom?q=%22page%22&client=google-coop-np&cof=FORID:13%3BAH:left%3BS:http://www.emacswiki.org/%3BCX:Emacs%2520Wiki%2520Search%3BL:http://www.emacswiki.org/emacs_rss.png%3BLH:43%3BLP:1%3BVLC:%23551a8b%3BDIV:%23cccccc%3B&cx=004774160799092323420:6-ff2s0o6yi&adkw=AELymgWp6mFmFUOLpi8Wl5nraWjOwjP09O7fYCoV6Y-h8EFMXdbn1vSW5nTRwbGt0r2zfIZM6XzARDZ1N8qX0sdwI2X2v48lvQFSHR1Ed2Q771__7wzPpoo&hl=en&boostcse=0&ie=UTF-8&oe=UTF-8&prmd=ivnsa&ei=AUZGV_OTKcLeauTSj4AF&start=50&sa=N was not found on this server. That’s all we know.