# What does Physics Forums use?

Physics Forums (physicsforums.com) shows public evidence of 17 tools, according to runsonwhat (last checked 2026-10-31).

- Industry: E-learning
- Size: 11–50 employees
- Based in: Milwaukee, United States
- Founded: 2001
- LinkedIn: https://www.linkedin.com/company/physics-forums

## Edge & Hosting

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

## Application

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

## Data & Observability

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

## Go-to-market

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Ads](https://www.runsonwhat.com/reverse/google-ads) | Ads & Pixels | Website code |  |
| [Meta Pixel](https://www.runsonwhat.com/reverse/meta-pixel) | Ads & Pixels | Website code |  |
| [Google Ad Manager](https://www.runsonwhat.com/reverse/google-ad-manager) | Ads & Pixels | Website code, Website config |  |
| [Google AdSense](https://www.runsonwhat.com/reverse/google-adsense) | Ads & Pixels | Website code |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Workspace](https://www.runsonwhat.com/reverse/google-workspace) | Workspace | Email records, Website code |  |
| [reCAPTCHA](https://www.runsonwhat.com/reverse/recaptcha) | Security & Compliance | Website code |  |
| [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 |  |
| [SMTP2GO](https://www.runsonwhat.com/reverse/smtp2go) | Email Delivery | Email records |  |

## FAQ

### What tools does Physics Forums use?

As of November 2026, runsonwhat has found 17 tools at Physics Forums (physicsforums.com) in public records. Edge & Hosting: Cloudflare. Application: Google Fonts and Font Awesome. Data & Observability: Google Tag Manager. Go-to-market: Google Ads, Meta Pixel and Google Ad Manager. Company Ops: Google Workspace, reCAPTCHA and Let's Encrypt. Last checked October 31, 2026.

### What email provider does Physics Forums use?

Physics Forums uses Google Workspace for email and office software, according to runsonwhat (November 2026). runsonwhat found Google Workspace through email records that authorize Google Workspace and code on physicsforums.com. Google Workspace is used by 411,655 companies runsonwhat tracks.

### What analytics tools does Physics Forums use?

Physics Forums uses Google Tag Manager for analytics, according to runsonwhat (November 2026). runsonwhat found Google Tag Manager through Google Tag Manager code on physicsforums.com. Google Tag Manager is used by 515,371 companies runsonwhat tracks.

### Does Physics Forums use Google Fonts?

Yes. runsonwhat found Google Fonts at Physics Forums through Google Fonts code on physicsforums.com. Google Fonts is a Media & UI tool used by 825,809 companies runsonwhat tracks.

### How does runsonwhat know what Physics Forums uses?

runsonwhat reads public records only. Of the 17 tools at Physics Forums, 8 were found through code on physicsforums.com, 6 through DNS records, 2 through email records and 1 through website configuration files. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and physicsforums.com about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/physicsforums.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.