this may be why:
Diagnostic page for tracksusa.com
What is the current listing status for tracksusa.com?
Site is listed as suspicious - visiting this web site may harm your computer.
Part of this site was listed for suspicious activity 3 time(s) over the past 90 days.
What happened when Google visited this site?
Of the 84 pages we tested on the site over the past 90 days, 51 page(s) resulted in malicious software being downloaded and installed without user consent. The last time Google visited this site was on 2013-04-09, and the last time suspicious content was found on this site was on 2013-04-09.
Malicious software includes 231 exploit(s).
Malicious software is hosted on 1 domain(s), including koreahousedallas.com/.
This site was hosted on 1 network(s) including AS26496 (26496).
Has this site acted as an intermediary resulting in further distribution of malware?
Over the past 90 days, tracksusa.com appeared to function as an intermediary for the infection of 3 site(s) including snowest.com/, ondemandshop.com/, angloinfo.com/.
Has this site hosted malware?
Yes, this site has hosted malicious software over the past 90 days. It infected 3 domain(s), including snowest.com/, ondemandshop.com/, angloinfo.com/.
I was looking for a track price & it blocked me from entering.
