- - Google
- -- Google SEO News and Discussion
- ---- Google IPs and Reconsideration Requests
tangor - 10:20 pm on Jan 9, 2012 (gmt 0)
Logs are the best source... getting a full list of ips, particularly the ip that found the "quality guideline problem" might be a little difficult.
Thread source: http://www.webmasterworld.com/google/4405347.htm
Brought to you by WebmasterWorld: http://www.webmasterworld.com