String®'s tech stack
What does String® use?
String® (string.co) uses at least 5 tools we can see from public records, including Microsoft 365 for email and documents and Zendesk for customer support. Last checked .
- Industry
- Software
- Size
- 11–50 employees
- Based in
- Cambridge, United Kingdom
- Founded
- 2010
- Company page
- Tools found
- 5
- Categories
- 4
- Layers
- 3 of 5
- Last checked
- Oct 2026
String®'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
Go-to-market
2 tools, how they find and keep customers
Marketing
Support & Docs
Company Ops
2 tools, what the team runs on day to day
String® tech stack FAQ
What tools does String® use?
As of October 2026, runsonwhat has found 5 tools at String® (string.co) in public records. Edge & Hosting: Amazon Route 53. Go-to-market: Zendesk. Company Ops: Microsoft 365 and Google Workspace. Last checked October 6, 2026.
What email provider does String® use?
String® uses Microsoft 365 for email and office software, alongside Google Workspace, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365. Microsoft 365 is used by 697,027 companies runsonwhat tracks.
What does String® use for customer support?
String® uses Zendesk for customer support and documentation, according to runsonwhat (October 2026). runsonwhat found Zendesk through a subdomain that points at Zendesk. Zendesk is used by 40,549 companies runsonwhat tracks.
Does String® use Amazon Route 53?
Yes. runsonwhat found Amazon Route 53 at String® through DNS records that point at Amazon Route 53. Amazon Route 53 is a DNS tool used by 82,276 companies runsonwhat tracks.
How does runsonwhat know what String® uses?
runsonwhat reads public records only. Of the 5 tools at String®, 3 were found through DNS records, 1 through email records and 1 through subdomains that point at the vendor. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and string.co 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.