Datasift

data analysis

[keyplyr]

DataSift pretends to be Googlebot to scrape social data, blog data and news data:

185.20.4.201 - - [04/Dec/2016:01:56:23 -0800] "GET /example-page.html HTTP/1.1" 403 4771 "-" "Mozilla/5.0 (compatible; Googlebot/2.1; http://www.google.com/bot.html)"

datasift.com
185.20.4.192 - 185.20.4.223
185.20.4.0/22

[keyplyr]

More sneaky sifting from DataSift:

185.20.4.220 - - [05/Dec/2016:01:58:12 -0800] "GET /example-page.html HTTP/1.1" 403 4771 "-" "Mozilla/5.0 (TweetmemeBot/4.0; +http://datasift.com/bot.html) Gecko/20100101 Firefox/31.0"