runsonwhat

21Ninety's tech stack

What does 21Ninety use?

21Ninety (21ninety.com) uses at least 43 tools we can see from public records, including Google Workspace for email and documents, Google Analytics for analytics, WordPress for its website and Sentry for monitoring. Last checked .

Industry
Internet
Size
11–50 employees
Based in
Los Angeles, United States
LinkedIn
Company page
Re-check liveVisit 21ninety.com
Tools found
43
Categories
14
Layers
5 of 5
Changes seen
33

21Ninety'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

CDN & Edge

Application

6 tools, what the product is built with

Frontend

AI

Media & UI

Data & Observability

9 tools, what they measure and store

Monitoring

Analytics

Flags & Experiments

Data Pipeline

Go-to-market

20 tools, how they find and keep customers

Website & CMS

Marketing

Ads & Pixels

Company Ops

7 tools, what the team runs on day to day

Email Delivery

Workspace

Security & Compliance

What changed at 21Ninety

Recent starts and stops

  1. StartedAd Lightning
  2. StartedAmazon Publisher Services
  3. StartedCloudinary
  4. StartedcomScore
  5. StartedGoogle Analytics
  6. StartedGoogle Ad Manager
  7. StartedGoogle Ads
  8. StartedGrowthBook
  9. StartedGoogle Tag Manager
  10. StartedIndex Exchange
  11. StartedJW Player
  12. StartedLiveIntent

Companies like 21Ninety also use

Tools common among companies with a similar stack that we haven't found at 21Ninety.

Companies with a stack like 21Ninety's

Ranked by shared tools, with rare tools counting more.

More Internet companies

Other Internet companies we've checked.

21Ninety tech stack FAQ

What tools does 21Ninety use?

As of October 2026, runsonwhat has found 43 tools at 21Ninety (21ninety.com) in public records. Edge & Hosting: Cloudflare. Application: Tailwind CSS, Vue.js and Nuxt. Data & Observability: Google Analytics, Google Tag Manager and Sentry. Go-to-market: WordPress, Google Ads and Meta Pixel. Company Ops: Google Workspace, SendGrid and Let's Encrypt. Last checked October 23, 2026.

What email provider does 21Ninety use?

21Ninety 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 404,475 companies runsonwhat tracks.

What analytics tools does 21Ninety use?

21Ninety uses Google Analytics for analytics, alongside Google Tag Manager, PostHog and comScore, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on 21ninety.com. Google Analytics is used by 886,823 companies runsonwhat tracks.

What is 21Ninety's website built with?

21Ninety uses WordPress for its website, according to runsonwhat (October 2026). runsonwhat found WordPress through WordPress code on 21ninety.com. WordPress is used by 599,712 companies runsonwhat tracks.

What monitoring tools does 21Ninety use?

21Ninety uses Sentry for monitoring, alongside web-vitals and LogRocket, according to runsonwhat (October 2026). runsonwhat found Sentry through Sentry code on 21ninety.com. Sentry is used by 78,996 companies runsonwhat tracks.

Does 21Ninety use Cloudflare?

Yes. runsonwhat found Cloudflare at 21Ninety through DNS records that point at Cloudflare and email records. Cloudflare is a CDN & Edge tool used by 706,737 companies runsonwhat tracks.

Does 21Ninety use AI tools?

Yes. runsonwhat has found TollBit at 21Ninety; TollBit, for example, through a DNS verification record for TollBit. AI services called only from servers leave no public trace, so 21Ninety may use more AI tools than these.

Has 21Ninety changed tools recently?

Yes. On runsonwhat's rechecks, 21Ninety started using Ad Lightning, Amazon Publisher Services and Cloudinary (latest on October 23, 2026). A change counts only between two checks of 21ninety.com done the same way.

Which companies have a tech stack similar to 21Ninety's?

The companies with the stacks most like 21Ninety's are stern.de, mint, WHEC.com and Longview News-Journal, according to runsonwhat (October 2026). Each shares 3 to 6 tools with 21Ninety, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

How does runsonwhat know what 21Ninety uses?

runsonwhat reads public records only. Of the 43 tools at 21Ninety, 24 were found through code on 21ninety.com, 9 through website configuration files, 7 through DNS records and 3 through email records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and 21ninety.com 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.