IP Guide - Look up IP addresses, networks, and ASNs
Tenable.io - Tenable.io Cyber Exposure platform helps to protect any asset on any computing platform and eliminate blind spots.
whatismyip.cc - External IP Address lookup tool with option to scan the external IP address.
BreachLock - BreachLock is a versatile platform that provides scalable and smooth penetration testing services for vulnerabilities.
ShowIP - ShowIP displays the IP address(es) of the current page in the status bar.
Qualys - Qualys helps your business automate the full spectrum of auditing, compliance and protection of your IT systems and web applications.