# What does PubPeer use?

PubPeer (pubpeer.com) shows public evidence of 9 tools, according to runsonwhat (last checked 2026-11-01).

## Edge & Hosting

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | DNS records, Email records, Website code |  |

## Application

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Fonts](https://www.runsonwhat.com/reverse/google-fonts) | Media & UI | Website code |  |

## Data & Observability

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Analytics](https://www.runsonwhat.com/reverse/ga) | Analytics | Website code |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Workspace](https://www.runsonwhat.com/reverse/google-workspace) | Workspace | Email records |  |
| [Let's Encrypt](https://www.runsonwhat.com/reverse/letsencrypt) | Security & Compliance | DNS records |  |
| [Sectigo](https://www.runsonwhat.com/reverse/sectigo) | Security & Compliance | DNS records |  |
| [DigiCert](https://www.runsonwhat.com/reverse/digicert) | Security & Compliance | DNS records |  |
| [Google Trust Services](https://www.runsonwhat.com/reverse/google-trust) | Security & Compliance | DNS records |  |
| [Cloudflare Turnstile](https://www.runsonwhat.com/reverse/turnstile) | Security & Compliance | Website code |  |

## FAQ

### What tools does PubPeer use?

As of November 2026, runsonwhat has found 9 tools at PubPeer (pubpeer.com) in public records. Edge & Hosting: Cloudflare. Application: Google Fonts. Data & Observability: Google Analytics. Company Ops: Google Workspace, Let's Encrypt and Sectigo. Last checked November 1, 2026.

### What email provider does PubPeer use?

PubPeer uses Google Workspace for email and office software, according to runsonwhat (November 2026). runsonwhat found Google Workspace through email records that authorize Google Workspace. Google Workspace is used by 414,603 companies runsonwhat tracks.

### What analytics tools does PubPeer use?

PubPeer uses Google Analytics for analytics, according to runsonwhat (November 2026). runsonwhat found Google Analytics through Google Analytics code on pubpeer.com. Google Analytics is used by 906,268 companies runsonwhat tracks.

### Does PubPeer use Google Fonts?

Yes. runsonwhat found Google Fonts at PubPeer through Google Fonts code on pubpeer.com. Google Fonts is a Media & UI tool used by 826,132 companies runsonwhat tracks.

### How does runsonwhat know what PubPeer uses?

runsonwhat reads public records only. Of the 9 tools at PubPeer, 5 were found through DNS records, 3 through code on pubpeer.com and 1 through email records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and pubpeer.com about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/pubpeer.com (updated November 2026). Counts are companies with direct public evidence of the tool (DNS records, certificates, website code, a real-browser crawl, subprocessor lists), so they are lower bounds. Methodology: https://www.runsonwhat.com/methodology.