Under's tech stack
What does Under use?
Under (under.com.br) uses at least 16 tools we can see from public records, including Google Cloud for hosting, Microsoft 365 for email and documents, HubSpot for sales and Cloudflare for content delivery. Last checked .
- Industry
- IT Services
- Size
- 51–200 employees
- Based in
- São Paulo, Brazil
- Founded
- 2002
- Company page
- Tools found
- 16
- Categories
- 9
- Layers
- 4 of 5
- Last checked
- Oct 2026
Under'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
3 tools, where the bytes are served from
Hosting & Cloud
CDN & Edge
Application
1 tool, what the product is built with
Go-to-market
2 tools, how they find and keep customers
Marketing
Sales & CRM
Company Ops
10 tools, what the team runs on day to day
Email Delivery
Dev Tools
Security & Compliance
Companies like Under also use
Tools common among companies with a similar stack that we haven't found at Under.
Companies with a stack like Under's
Ranked by shared tools, with rare tools counting more.
Consensys MeshSoftware · 51–200 people6in common
LifestyleRxHealthcare Services · 1–10 people4in common
Dapper Labsdapperlabs.com6in common
ProductboardSoftware · 201–1,000 people13in common
Mentionmention.com5in common
POCpoc.com4in common
Socios.comCryptocurrency5in common
Biblioteksentralen51–200 people6in common
Under tech stack FAQ
What tools does Under use?
As of October 2026, runsonwhat has found 16 tools at Under (under.com.br) in public records. Edge & Hosting: Cloudflare, Google Cloud and GitHub Pages. Application: OpenAI. Go-to-market: HubSpot. Company Ops: Microsoft 365, Google Workspace and SendGrid. Last checked October 6, 2026.
What cloud does Under run on?
Under uses Google Cloud for hosting and cloud infrastructure, alongside GitHub Pages, according to runsonwhat (October 2026). runsonwhat found Google Cloud through a subdomain that points at Google Cloud. Google Cloud is used by 74,713 companies runsonwhat tracks.
What CRM does Under use?
Under uses HubSpot for its CRM, according to runsonwhat (October 2026). runsonwhat found HubSpot through email records that authorize HubSpot. HubSpot is used by 91,249 companies runsonwhat tracks.
What email provider does Under use?
Under 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 697,015 companies runsonwhat tracks.
Does Under use Cloudflare?
Yes. runsonwhat found Cloudflare at Under through DNS records that point at Cloudflare and email records. Cloudflare is a CDN & Edge tool used by 688,962 companies runsonwhat tracks.
Does Under use AI tools?
Yes. runsonwhat has found OpenAI at Under; OpenAI, for example, through a DNS verification record for OpenAI. AI services called only from servers leave no public trace, so Under may use more AI tools than these.
Which companies have a tech stack similar to Under's?
The companies with the stacks most like Under's are Consensys Mesh, LifestyleRx, Dapper Labs and Productboard, according to runsonwhat (October 2026). Each shares 4 to 13 tools with Under, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.
How does runsonwhat know what Under uses?
runsonwhat reads public records only. Of the 16 tools at Under, 9 were found through DNS records, 5 through email records and 2 through subdomains that point at the vendor. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and under.com.br 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.