runsonwhat

X (formerly Twitter)'s tech stack

What does X (formerly Twitter) use?

X (formerly Twitter) (circos.com) uses at least 9 tools we can see from public records, including Sentry for monitoring, Cloudflare for content delivery and HackerOne for security. Last checked .

Industry
Internet
Size
51–200 employees
Based in
Singapore, Singapore
Founded
2006
LinkedIn
Company page
Re-check liveVisit circos.com
Tools found
9
Categories
5
Layers
4 of 5
Last checked
Oct 2026

X (formerly Twitter)'s stack, layer by layer

Each tool links to the other companies we've found using it. The label says what kind of public trace gave it away.

Edge & Hosting

1 tool, where the bytes are served from

CDN & Edge

Data & Observability

1 tool, what they measure and store

Monitoring

Go-to-market

6 tools, how they find and keep customers

Marketing

Ads & Pixels

Company Ops

1 tool, what the team runs on day to day

Security & Compliance

Companies like X (formerly Twitter) also use

Tools common among companies with a similar stack that we haven't found at X (formerly Twitter).

Companies with a stack like X (formerly Twitter)'s

Ranked by shared tools, with rare tools counting more.

X (formerly Twitter) tech stack FAQ

What tools does X (formerly Twitter) use?

As of October 2026, runsonwhat has found 9 tools at X (formerly Twitter) (circos.com) in public records. Edge & Hosting: Cloudflare. Data & Observability: Sentry. Go-to-market: Meta Pixel, Google Ad Manager and Magnite. Company Ops: HackerOne. Last checked October 6, 2026.

What monitoring tools does X (formerly Twitter) use?

X (formerly Twitter) uses Sentry for monitoring, according to runsonwhat (October 2026). runsonwhat found Sentry through Sentry code on circos.com. Sentry is used by 76,469 companies runsonwhat tracks.

Does X (formerly Twitter) use Cloudflare?

Yes. runsonwhat found Cloudflare at X (formerly Twitter) through Cloudflare code on circos.com. Cloudflare is a CDN & Edge tool used by 687,530 companies runsonwhat tracks.

Which companies have a tech stack similar to X (formerly Twitter)'s?

The companies with the stacks most like X (formerly Twitter)'s are Navient, ChargePoint, GitHub and Shopify, according to runsonwhat (October 2026). Each shares 2 to 4 tools with X (formerly Twitter), and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

How does runsonwhat know what X (formerly Twitter) uses?

runsonwhat reads public records only. Of the 9 tools at X (formerly Twitter), 5 were found through website configuration files, 4 through code on circos.com. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and circos.com about monthly.

We read public traces only: DNS and email records, certificate logs, website code and published subprocessor lists. A tool is listed when a direct record backs it up, and dropped when a recheck no longer finds it. Is this your company? See how to opt out.