Silly source, but http://www.securitynewspaper.com/2015/10/15/how-to-scan-whole-internet-3-7-billion-ip-addresses-in-few-minutes/ http://www.securitynewspaper.c

Silly source, but http://www.securitynewspaper.com/2015/10/15/how-to-scan-whole-internet-3-7-billion-ip-addresses-in-few-minutes/ http://www.securitynewspaper.com/2015/10/15/how-to-scan-whol...