eset.com

[keyplyr]

UA: Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/31.0.1650.16 Safari/537.36
Referrer: https://socialmediascanner.eset.com
Protocol: HTTP/1.0
Robots.txt: No
Host: eset.com or eset.sk
91.228.164.0 - 91.228.167.255
91.228.164.0/22

They say... security services based in Slovakia

[keyplyr]

This UA is now hitting 2k pages daily, each getting 403.

<added>
Decided to let this agent through. Seems to only request pages shared via social media which is in line with their posted site mission. However there is still quite a lot of other *questionable* traffic coming from eset.com ranges.