What does Upstream use?

As of October 2026, runsonwhat has found 30 tools at Upstream (upstreamtech.io) in public records. Edge & Hosting: Cloudflare, Amazon Web Services and Amazon Route 53. Application: jQuery, Google Fonts and Anthropic. Data & Observability: Google Analytics and Sorry. Go-to-market: Google Ads, Meta Pixel and HubSpot. Company Ops: Microsoft 365, SendGrid and Apple Business. Last checked October 16, 2026.

Upstream uses Amazon Web Services for hosting and cloud infrastructure, according to runsonwhat (October 2026). runsonwhat found Amazon Web Services through Amazon Web Services code on upstreamtech.io. Amazon Web Services is used by 145,163 companies runsonwhat tracks.

Upstream uses HubSpot for its CRM, according to runsonwhat (October 2026). runsonwhat found HubSpot through a subdomain that points at HubSpot and a DNS verification record, and Upstream has used it since at least April 2021. HubSpot is used by 92,812 companies runsonwhat tracks.

Upstream uses Microsoft 365 for email and office software, alongside Apple Business and Exclaimer, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through email records that authorize Microsoft 365 and a DNS verification record. Microsoft 365 is used by 705,176 companies runsonwhat tracks.

Upstream uses Help Scout for customer support and documentation, according to runsonwhat (October 2026). runsonwhat found Help Scout through a subdomain that points at Help Scout, and Upstream has used it since at least April 2021. Help Scout is used by 2,834 companies runsonwhat tracks.

Upstream uses Google Analytics for analytics, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on upstreamtech.io. Google Analytics is used by 862,160 companies runsonwhat tracks.

Upstream has used HubSpot since at least April 2021, going by the first public certificate of the upstreamtech.io subdomain that points at HubSpot. Other long-running tools at Upstream include HubSpot CMS (since April 2021), Help Scout (since April 2021) and Sorry (since April 2021).

Yes. runsonwhat found jQuery at Upstream through jQuery code on upstreamtech.io. jQuery is a Frontend tool used by 904,527 companies runsonwhat tracks.

Yes. runsonwhat has found Anthropic and OpenAI at Upstream; Anthropic, for example, through a DNS verification record for Anthropic. AI services called only from servers leave no public trace, so Upstream may use more AI tools than these.

The companies with the stacks most like Upstream's are Palo Alto Networks, Cook Trading, Red Rover and Notabene, according to runsonwhat (October 2026). Each shares 8 to 15 tools with Upstream, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

runsonwhat reads public records only. Of the 30 tools at Upstream, 12 were found through DNS records, 8 through code on upstreamtech.io, 5 through email records and 5 through subdomains that point at the vendor. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and upstreamtech.io about monthly.