I also have experienced a similar report with ask.com. I went to the bug tracker, but I have no idea how to start a new bug ticket. Google and Bing were notified okay. I’m still under WP 3.3.2.
Ping Test
Trying to ping: http://submissions.ask.com/ping?sitemap=http%3A%2F%2Fanotherturnusedbooks.com%2Fsitemap.xml.gz. The sections below should give you an idea whats going on.
Errors, Warnings, Notices:
WP_DEBUG was set to false somewhere before. You might not see all debug information until you remove this declaration!
Result (text only):
Result (HTML):