How to: Tiny URLs Services
https://www.scribd.com/doc/308659143/Cornell-Tech-Url-Shortening-Research
# Cornell Tech Url Shortening Research

https://github.com/utkusen/urlhunter
# urlhunter is a recon tool that allows searching on URLs that are exposed via shortener services such as bit.ly and goo.gl.
```urlhunter -keywords keywords.txt -date 2020-11-20 -o out.txt```

https://shorteners.grayhatwarfare.com
# Search Shortener Urls