Username & Social Media Tracking
Epieos
Reverse email lookup and digital-footprint tracing.
Epieos is a freemium service that performs reverse email lookups to identify social media accounts and other online profiles linked to a specific email address. It helps researchers and investigators trace a digital footprint by aggregating publicly available data across various platforms. This tool is typically used to map out an individual's online presence for identity verification or security assessments.
Dual-use tool. This is capable of legitimate research (journalism, security, due diligence) and of harassment or stalking. Listing it here is not an endorsement of either use.
Privacy note. Reverse email lookups show how much a single address links back to real-world accounts — a reason to use separate addresses for separate contexts.
Official site: https://epieos.com
Last verified 2026-08-30.