Hi,
Here is a BPS Security Error Log entry for pinterest from last month:
[403 GET / HEAD Request: May 7, 2014 - 9:56 PM] Event Code: BFHS - Blocked/Forbidden Hacker or Spammer Solution: N/A - Hacker/Spammer Blocked/Forbidden REMOTE_ADDR: 95.215.0.27 Host Name: 95.215.0.27 SERVER_PROTOCOL: HTTP/1.1 HTTP_CLIENT_IP: HTTP_FORWARDED: HTTP_X_FORWARDED_FOR: HTTP_X_CLUSTER_CLIENT_IP: REQUEST_METHOD: GET HTTP_REFERER: REQUEST_URI: /emergency-water-filter-equipment/?share=pinterest QUERY_STRING: HTTP_USER_AGENT: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:26.1) Gecko/20100101 Firefox/26.0
I hope this helps.
G