hxxp://whois[.]domaintools[.]com/training[.]knowbe4[.]com

hxxp://www[.]urlvoid[.]com/scan/training[.]knowbe4[.]com

hxxps://www[.]virustotal[.]com/en/domain/training[.]knowbe4[.]com/information/

hxxps://www[.]us-cert[.]gov/tlp

hxxps://cybersecurity[.]att[.]com/terms/otx-eula

hxxp://status[.]otx[.]alienvault[.]com/