Based on our record, Subfinder seems to be more popular. It has been mentiond 2 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
https://github.com/projectdiscovery/subfinder does this, but it explains all the methods and lets you choose to only do a passive scan. - Source: Hacker News / 8 months ago
My main source is Certificate Transparency, which is kind of a database of TLS certs created so far. But use external tools like Subfinder or Amass. Source: over 1 year ago
Sublist3r - Sublist3r is a python tool designed to enumerate subdomains of websites using OSINT.
SpiderFoot - Open source intelligence (OSINT) automation tool.
sn0int - sn0int is a semi-automatic OSINT framework and package manager
theHarvester OSINT Tool - theHarvester is a very simple, yet effective tool designed to be used in the early
Spyse - A search engine which collects, processes, and provides structured information about network...
Lampyre - Lampyre - an efficient data analysis and OSINT multi-tool for everyone.