SU
Substack
Substack is a platform that makes it simple for writers to start and run paid newsletters.
5.8k usesUpdated Jul 28, 2025
Email Address
SubstackEmail OSINTUser ProfilingNewsletterBansData Enrichment
About this module
Module capabilities, behavior, and expected output.
The module identifies a Substack user by banning a provided email address, retrieves the user’s ID, and then fetches the public profile to extract details such as name, handle, bio, setup date, and linked URLs.
Rate limits
Pick the right plan for higher usage limits.
| Tier | Per hour | Per day | Cooldown (s) | Action |
|---|---|---|---|---|
| Guest | 3 | 5 | 30 | Current plan |
| Free | 10 | 25 | 10 | Sign up |
| Standard | 30 | 100 | 5 | See pricing |
| Pro | 100 | 500 | 2 | See pricing |
| Advanced | 500 | 2000 | 0 | See pricing |