runsonwhat

Fastly's tech stack

What does Fastly use?

Fastly (fastly.com) uses at least 40 tools we can see from public records, including Google Cloud for hosting, Microsoft 365 for email and documents, Salesforce for sales and Zendesk for customer support. Last checked .

Industry
Computer Security
Based in
San Francisco, CA, United States
Founded
2011
LinkedIn
Company page
Re-check liveVisit fastly.com
Tools found
40
Categories
19
Layers
5 of 5
Last checked
Oct 2026

Fastly'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

Hosting & Cloud

Application

6 tools, what the product is built with

Frontend

Backend & Database

AI

Payments & Billing

Media & UI

Data & Observability

6 tools, what they measure and store

Monitoring

Analytics

Flags & Experiments

Go-to-market

14 tools, how they find and keep customers

Marketing

Ads & Pixels

Sales & CRM

Support & Docs

Company Ops

13 tools, what the team runs on day to day

Email Delivery

Workspace

Collaboration

Dev Tools

Finance & Legal

Security & Compliance

Companies like Fastly also use

Tools common among companies with a similar stack that we haven't found at Fastly.

Companies with a stack like Fastly's

Ranked by shared tools, with rare tools counting more.

More Computer Security companies

Other Computer Security companies we've checked.

Fastly tech stack FAQ

What tools does Fastly use?

We've found 40 tools at Fastly (fastly.com). Edge & Hosting: Google Cloud. Application: Vimeo, Anthropic and Stripe. Data & Observability: Google Analytics, Google Tag Manager and Sentry. Go-to-market: Meta Pixel, Google Ads and Zendesk. Company Ops: Microsoft 365, Google Workspace and SendGrid. Last checked October 2, 2026.

What cloud does Fastly run on?

Fastly uses Google Cloud for hosting. We found Google Cloud through DNS records.

What CRM does Fastly use?

Fastly uses Salesforce, ZoomInfo and 6sense for sales and CRM, among 4 tools in this category. We found Salesforce through custom domain and email records.

What email provider does Fastly use?

Fastly uses Microsoft 365 and Google Workspace for email and documents. We found Microsoft 365 through DNS verification records.

What does Fastly use for customer support?

Fastly uses Zendesk, Drift and Discourse for customer support. We found Zendesk through email records.

What payment provider does Fastly use?

Fastly uses Stripe for payments. We found Stripe through DNS verification records.

Does Fastly use Microsoft 365?

Yes. We found Microsoft 365 at Fastly through DNS verification records. Microsoft 365 is used by 245,233 companies we track.

How does runsonwhat know what Fastly uses?

We read public traces only: Fastly's DNS and email records, certificate logs, the code its website loads, and published subprocessor lists. A tool is listed only when a direct record backs it up. DNS is rechecked weekly and the website 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.