404. That’s an error.
The requested URL /bookmarks/mark?op=edit&output=popup&bkmk=https://antipolygraph.org/cgi-bin/forums/YaBB.pl?num=1328134780&title=Taking%202nd%20poly%2C%20simple%20question%20PLEASE%20HELP%2E%2E%2E
was not found on this server. That’s all we know.