Detect Heroku
Heroku is a cloud platform as a service (PaaS) supporting several programming languages.
01
Websites using Heroku
10 hostnames in the PluginView corpus for this technology.
| Hostname | Last seen |
|---|---|
| harvard.edu | 8/3/2026 |
| klaviyo.com | 8/3/2026 |
| zapier.com | 8/3/2026 |
| hawaii.gov | 8/3/2026 |
| nd.edu | 8/3/2026 |
02
What a detection means
- Establishes
- One or more public signals on the scanned page matched a known Heroku signature at the time of the scan.
- Does not establish
- A sitewide install of Heroku, an active vendor contract, exclusive use, or that Heroku is still in place today.
03
How to check a site for Heroku
- 1. Enter the website URL in the scan form — homepage, pricing, checkout, or login pages usually expose the strongest Heroku signals.
- 2. PluginView reads only public responses and scores them against proprietary Heroku fingerprints. Rule bodies and identifiers are not published.
- 3. Review the confidence score and text explanation for Heroku on the results page.
04
FAQ: detecting Heroku
- Can PluginView detect Heroku without logging in?
- Yes. PluginView only reads publicly accessible responses when checking for Heroku. It does not bypass authentication or paywalls.
- What category is Heroku?
- Heroku is classified under PaaS in the PluginView directory.
- Does PluginView publish Heroku fingerprint rules?
- No. Detection uses proprietary fingerprint rules that are not published. Scan results explain matches in plain language without disclosing rule bodies or identifiers.
