My old sites are banned at yahoo.
I sent them an email and got this reply:
Hello,
Thank you for writing to Yahoo! Search.
We apologize for the delay in responding to your request.
If you are not seeing your pages in the Yahoo! Search results, they may
not have been indexed or they may not be in the top results for the
searches that you are conducting. Here are some Yahoo! Help resources
for submitting your page to Yahoo! Search:http://help.yahoo.com/help/us/ysearch/indexing/index.html
and for improving your site’s ranking:
http://help.yahoo.com/help/us/ysearch/ranking/index.html
in the Yahoo! Search results. There are no current indications that
your pages have been blocked from the Yahoo! index. Please note that
all pages are at all times subject to Yahoo!’s Content Policy Guidelines located athttp://help.yahoo.com/help/us/ysearch/deletions/deletions-05.html
Thank you again for contacting Yahoo! Customer Care.
Regards,
Elisabeth
Yahoo! Customer Care