LinkpadBot

[keyplyr]

UA: Mozilla/5.0 (compatible; LinkpadBot/1.08; +http://www.linkpad.ru)
Protocol: HTTP/1.1
Robots.txt: No
Host: leaseweb.com
5.79.64.0 - 5.79.127.255
5.79.64.0/18

Site promotion & backlink builder service.

I thought the translation from Russian to English was funny:

Our crawlers bypass all websites on the Internet...

[lucy24]

Our crawlers bypass all websites

Oh, if only they would pass us all by...

on the Internet

Not to be confused with all those other websites located in places other than the internet. Or, if you prefer, Internet.

:: business with multi-file search ::

Hm, they've upgraded.

85.17.73.171 - - [12/Apr/2014:12:07:49 -0700] "GET / HTTP/1.1" 403 1124 "-" "Mozilla/5.0 (compatible; LinkpadBot/1.06; +http://www.linkpad.ru)"
95.211.81.86 - - [22/Jun/2014:22:25:13 -0700] "GET / HTTP/1.1" 403 1642 "-" "Mozilla/5.0 (compatible; LinkpadBot/1.06; +http://www.linkpad.ru)"

Last seen, April 2015.The interesting thing is that each of those two exact IPs seems to have been allocated to a single site: one shows up only at example.com, the other only at example.net. But yup, I checked: both are Leaseweb.