Online tools
From Federal Burro of Information
Speed tests
Mail et al
http://www.mxtoolbox.com/SuperTool.aspx
rbl lookup http://mailboxtools.com/tools/blc.aspx rbl lookup http://www.dnswatch.info/dns/rbl-lookup?host=98.126.251.173&submit=RBL+Lookup
we b page performance check https://developers.google.com/speed/pagespeed/insights/