Unreachable because of Google Safebrowsing block, clean site - only blacklisted?
Detected as such: http://quttera.com/detailed_report/spires-and-spans.com
Like here: http://urlquery.net/report.php?id=1406915611383
Found to be 84/100 malicious: http://zulu.zscaler.com/submission/show/4927e1270321c15053f0ba5ffdb12037-1406914823
Three flag here: https://www.virustotal.com/nl/url/e41b575c35cc61dcb8f0117472b8b98648fe1a9ad925ce47bd329b761ba6ffcc/analysis/1406914780/

js/tools.js found to be vulnerable? (Note by me - polonus) → http://fetch.scritch.org/%2Bfetch/?url=http%3A%2F%2Fspires-and-spans.com%2F&useragent=Fetch+useragent&accept_encoding=http://linkeddata.informatik.hu-berlin.de/uridbg/index.php?url=http%3A%2F%2Fspires-and-spans.com%2Fjs%2Ftools.js&useragentheader=&acceptheader=

Blacklisted here: http://www.google.com/safebrowsing/diagnostic?site=spires-and-spans.com

IP badness history: https://www.virustotal.com/nl/ip-address/66.96.131.146/information/
AS info: http://sitevet.com/db/asn/AS29873

pol