# What does Buffer use?

Buffer (start.page) shows public evidence of 19 tools, according to runsonwhat (last checked 2026-11-08).

- Founded: 2010
- LinkedIn: https://www.linkedin.com/company/bufferapp

## Edge & Hosting

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

## Application

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Next.js](https://www.runsonwhat.com/reverse/nextjs) | Frontend | Website code |  |

## Data & Observability

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Analytics](https://www.runsonwhat.com/reverse/ga) | Analytics | Website code |  |
| [Google Tag Manager](https://www.runsonwhat.com/reverse/gtm) | Analytics | Website code |  |
| [Microsoft Clarity](https://www.runsonwhat.com/reverse/clarity) | Analytics | Website code |  |
| [Sentry](https://www.runsonwhat.com/reverse/sentry) | Monitoring | Website code |  |
| [Datadog](https://www.runsonwhat.com/reverse/datadog) | Monitoring | Website code |  |
| [Segment](https://www.runsonwhat.com/reverse/segment) | 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 | DNS verification records, Website code |  |
| [LinkedIn Insight Tag](https://www.runsonwhat.com/reverse/linkedin-insight) | Ads & Pixels | Website code |  |
| [Pinterest](https://www.runsonwhat.com/reverse/pinterest) | Ads & Pixels | Website code |  |
| [ChatGPT Ads](https://www.runsonwhat.com/reverse/chatgpt-ads) | Ads & Pixels | Website code |  |
| [Typeform](https://www.runsonwhat.com/reverse/typeform) | Marketing | Website code |  |
| [Dub](https://www.runsonwhat.com/reverse/dub) | Marketing | Website code |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [CookieYes](https://www.runsonwhat.com/reverse/cookieyes) | Security & Compliance | Website code |  |

## FAQ

### What tools does Buffer use?

As of November 2026, runsonwhat has found 19 tools at Buffer (start.page) in public records. Edge & Hosting: Cloudflare and Amazon Web Services. Application: Next.js. Data & Observability: Google Analytics, Google Tag Manager and Microsoft Clarity. Go-to-market: Google Ads, Meta Pixel and LinkedIn Insight Tag. Company Ops: CookieYes. Last checked November 8, 2026.

### What cloud does Buffer run on?

Buffer uses Amazon Web Services for hosting and cloud infrastructure, according to runsonwhat (November 2026). runsonwhat found Amazon Web Services through Amazon Web Services code on start.page. Amazon Web Services is used by 147,664 companies runsonwhat tracks.

### What analytics tools does Buffer use?

Buffer uses Google Analytics for analytics, alongside Google Tag Manager, Microsoft Clarity and Segment, according to runsonwhat (November 2026). runsonwhat found Google Analytics through Google Analytics code on start.page. Google Analytics is used by 904,302 companies runsonwhat tracks.

### What marketing software does Buffer use?

Buffer uses Typeform for marketing, alongside Dub, according to runsonwhat (November 2026). runsonwhat found Typeform through Typeform code on start.page. Typeform is used by 3,418 companies runsonwhat tracks.

### What monitoring tools does Buffer use?

Buffer uses Sentry for monitoring, alongside Datadog, according to runsonwhat (November 2026). runsonwhat found Sentry through Sentry code on start.page. Sentry is used by 80,159 companies runsonwhat tracks.

### Does Buffer use Cloudflare?

Yes. runsonwhat found Cloudflare at Buffer through DNS records that point at Cloudflare and code on start.page. Cloudflare is a CDN & Edge tool used by 736,423 companies runsonwhat tracks.

### Which companies have a tech stack similar to Buffer's?

The companies with the stacks most like Buffer's are CodeHype, Vndirect Securities, Nbc Meshtec Americas and Think Tribe, according to runsonwhat (November 2026). Each shares 3 to 8 tools with Buffer, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

### How does runsonwhat know what Buffer uses?

runsonwhat reads public records only. Of the 19 tools at Buffer, 15 were found through code on start.page, 3 through DNS records and 1 through website configuration files. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and start.page about monthly.


---

Source: runsonwhat, https://www.runsonwhat.com/company/start.page (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.