404. That’s an error.
The requested URL /bookmarks/mark?op=add&bkmk=http%3A%2F%2Fthecomicstrips.com%2Fcomic-strip%2FFrank%2Band%2BErnest%2F2013-01-17%2F92611&title=Frank+and+Ernest+at+thecomicstrips.com
was not found on this server. That’s all we know.