404. That’s an error.
The requested URL /add?source=atgs&feedurl=http%3A//www.bellaonline.com/site.rss%3Fid%3D4 was not found on this server. That’s all we know.
/add?source=atgs&feedurl=http%3A//www.bellaonline.com/site.rss%3Fid%3D4