Vulnerability databases
https://vulnerability.circl.lu π±πΊ
https://vuldb.com/ π
Threat intelligence
https://www.shodan.io πΊπΈ
https://talosintelligence.com πΊπΈ
https://otx.alienvault.com πΊπΈ
Online AV
https://www.virustotal.com πΊπΈ
https://hybrid-analysis.com πΊπΈ
Website security
https://testing.nc3.lu π±πΊ
https://mxtoolbox.com/ π
https://www.ssllabs.com πΊπΈ
https://sitecheck.sucuri.net πΊπΈ
Speedtest / ISP
https://wifiman.com πΊπΈ
Data leakage
https://haveibeenpwned.com πΊπΈ