# What does Upstream use?

Upstream (upstream.do) shows public evidence of 7 tools, according to runsonwhat (last checked 2026-10-16).

- Industry: Productivity
- Size: 1–10 employees
- Based in: Paris, France

## Edge & Hosting

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Amazon Route 53](https://www.runsonwhat.com/reverse/route53) | DNS | DNS records |  |
| [Gandi](https://www.runsonwhat.com/reverse/gandi) | DNS | Email records |  |

## Application

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Auth0](https://www.runsonwhat.com/reverse/auth0) | Auth & Identity | Custom domain |  |

## Go-to-market

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Apollo.io](https://www.runsonwhat.com/reverse/apollo) | Sales & CRM | Custom domain |  |
| [Framer](https://www.runsonwhat.com/reverse/framer) | Website & CMS | Custom domain |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Workspace](https://www.runsonwhat.com/reverse/google-workspace) | Workspace | Email records |  |

## Recent changes at Upstream

- 2026-10-09: started using [Gandi](https://www.runsonwhat.com/reverse/gandi)

## FAQ

### What tools does Upstream use?

As of October 2026, runsonwhat has found 7 tools at Upstream (upstream.do) in public records. Edge & Hosting: Amazon Route 53 and Gandi. Application: Auth0. Go-to-market: Apollo.io and Framer. Company Ops: Google Workspace. Last checked October 16, 2026.

### What sales tools does Upstream use?

The sales tools runsonwhat has found at Upstream are Apollo.io (October 2026); no CRM shows up in Upstream's public records. runsonwhat found Apollo.io through a subdomain that points at Apollo.io. Apollo.io is used by 10,773 companies runsonwhat tracks.

### What email provider does Upstream use?

Upstream uses Google Workspace for email and office software, according to runsonwhat (October 2026). runsonwhat found Google Workspace through email records that authorize Google Workspace. Google Workspace is used by 397,526 companies runsonwhat tracks.

### What is Upstream's website built with?

Upstream uses Framer for its website, according to runsonwhat (October 2026). runsonwhat found Framer through a subdomain that points at Framer. Framer is used by 5,904 companies runsonwhat tracks.

### What does Upstream use for login and identity?

Upstream uses Auth0 for sign-in and identity, according to runsonwhat (October 2026). runsonwhat found Auth0 through a subdomain that points at Auth0. Auth0 is used by 5,490 companies runsonwhat tracks.

### Does Upstream use Amazon Route 53?

Yes. runsonwhat found Amazon Route 53 at Upstream through DNS records that point at Amazon Route 53. Amazon Route 53 is a DNS tool used by 83,291 companies runsonwhat tracks.

### Has Upstream changed tools recently?

Yes. On runsonwhat's rechecks, Upstream started using Gandi (latest on October 9, 2026). A change counts only between two checks of upstream.do done the same way.

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

The companies with the stacks most like Upstream's are TestLodge, GoFoodservice, Roof Quotes and Axon Perform, according to runsonwhat (October 2026). Each shares 2 to 4 tools with Upstream, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

### How does runsonwhat know what Upstream uses?

runsonwhat reads public records only. Of the 7 tools at Upstream, 3 were found through subdomains that point at the vendor, 2 through DNS records and 2 through email records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and upstream.do about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/upstream.do (updated October 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.