Nmap - Nmap Free Security Scanner, Port Scanner, & Network Exploration Tool. Download open source software for Linux, Windows, UNIX, FreeBSD, etc.

Adloox - Adloox is an audit verification company offering brand safety, fraud and viewability data analysis in the digital market.

Angry IP Scanner - Open-source and cross-platform network scanner designed to be fast and simple to use

Ideagen Pentana - Ideagen Pentana is a complete risk-based audit automation solution that delivers performance and agility.

Advanced IP Scanner - Advanced IP Scanner shows all network devices, gives you access to shared folders, and can even remotely switch computers off. Download it Free.

MKinsight - Ideagen's Internal Audit Software, Pentana is a complete risk-based audit automation solution which delivers performance, agility and real time insights into the organisation's risk profile.