# What does JSON Web Tokens - jwt.io use? JSON Web Tokens - jwt.io (jwt.io) shows public evidence of 31 tools, according to runsonwhat (last checked 2026-10-20). - LinkedIn: https://www.linkedin.com/company/auth0 ## Edge & Hosting | Tool | Category | Evidence | Since | |---|---|---|---| | [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | DNS records, Website code | | | [Vercel](https://www.runsonwhat.com/reverse/vercel) | Hosting & Cloud | DNS verification records, Website code | | ## Application | Tool | Category | Evidence | Since | |---|---|---|---| | [React](https://www.runsonwhat.com/reverse/react) | Frontend | Website code | | | [Next.js](https://www.runsonwhat.com/reverse/nextjs) | Frontend | Website code | | | [Auth0](https://www.runsonwhat.com/reverse/auth0) | Auth & Identity | Website code | | | [Vidyard](https://www.runsonwhat.com/reverse/vidyard) | Media & UI | Website code | | ## Data & Observability | Tool | Category | Evidence | Since | |---|---|---|---| | [Google Analytics](https://www.runsonwhat.com/reverse/ga) | Analytics | Website code | | | [Google Tag Manager](https://www.runsonwhat.com/reverse/gtm) | Analytics | Website code | | | [Hotjar](https://www.runsonwhat.com/reverse/hotjar) | Analytics | Website code | | | [Adobe Experience Platform Tags](https://www.runsonwhat.com/reverse/adobe-launch) | Data Pipeline | Website code | | | [Heap](https://www.runsonwhat.com/reverse/heap) | Analytics | Website code | | | [Marketo Measure](https://www.runsonwhat.com/reverse/marketo-measure) | Analytics | Website code | | ## Go-to-market | Tool | Category | Evidence | Since | |---|---|---|---| | [Google Ads](https://www.runsonwhat.com/reverse/google-ads) | Ads & Pixels | Website code | | | [Meta Pixel](https://www.runsonwhat.com/reverse/meta-pixel) | Ads & Pixels | Website code | | | [LinkedIn Insight Tag](https://www.runsonwhat.com/reverse/linkedin-insight) | Ads & Pixels | Website code | | | [Microsoft Xandr](https://www.runsonwhat.com/reverse/xandr) | Ads & Pixels | Website code | | | [X Ads](https://www.runsonwhat.com/reverse/x-ads) | Ads & Pixels | Website code | | | [The Trade Desk](https://www.runsonwhat.com/reverse/tradedesk) | Ads & Pixels | Website code | | | [Reddit Ads](https://www.runsonwhat.com/reverse/reddit-ads) | Ads & Pixels | Website code | | | [StackAdapt](https://www.runsonwhat.com/reverse/stackadapt) | Ads & Pixels | Website code | | | [Marketo](https://www.runsonwhat.com/reverse/marketo) | Marketing | Website code | | | [AdRoll](https://www.runsonwhat.com/reverse/adroll) | Ads & Pixels | Website code | | | [6sense](https://www.runsonwhat.com/reverse/sixsense) | Sales & CRM | Website code | | | [G2](https://www.runsonwhat.com/reverse/g2) | Marketing | Website code | | | [Quora Ads](https://www.runsonwhat.com/reverse/quora-ads) | Ads & Pixels | Website code | | | [TechTarget](https://www.runsonwhat.com/reverse/techtarget) | Sales & CRM | Website code | | ## Company Ops | Tool | Category | Evidence | Since | |---|---|---|---| | [Proofpoint](https://www.runsonwhat.com/reverse/proofpoint) | Security & Compliance | Email records | | | [OneTrust](https://www.runsonwhat.com/reverse/onetrust) | Security & Compliance | Website code | | | [dmarcian](https://www.runsonwhat.com/reverse/dmarcian) | Security & Compliance | Email records | | ## FAQ ### What tools does JSON Web Tokens - jwt.io use? As of October 2026, runsonwhat has found 31 tools at JSON Web Tokens - jwt.io (jwt.io) in public records. Edge & Hosting: Cloudflare and Vercel. Application: React, Next.js and Auth0. Data & Observability: Google Analytics, Google Tag Manager and Hotjar. Go-to-market: Google Ads, Meta Pixel and LinkedIn Insight Tag. Company Ops: Proofpoint, OneTrust and dmarcian. Last checked October 20, 2026. ### What cloud does JSON Web Tokens - jwt.io run on? JSON Web Tokens - jwt.io uses Vercel for hosting and cloud infrastructure, according to runsonwhat (October 2026). runsonwhat found Vercel through a DNS verification record for Vercel and code on jwt.io. Vercel is used by 48,442 companies runsonwhat tracks. ### What sales tools does JSON Web Tokens - jwt.io use? The sales tools runsonwhat has found at JSON Web Tokens - jwt.io are 6sense and TechTarget (October 2026); no CRM shows up in JSON Web Tokens - jwt.io's public records. runsonwhat found 6sense through 6sense code on jwt.io. ### What analytics tools does JSON Web Tokens - jwt.io use? JSON Web Tokens - jwt.io uses Google Analytics for analytics, alongside Google Tag Manager, Hotjar and Heap, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on jwt.io. Google Analytics is used by 884,842 companies runsonwhat tracks. ### What marketing software does JSON Web Tokens - jwt.io use? JSON Web Tokens - jwt.io uses Marketo for marketing, alongside G2, according to runsonwhat (October 2026). runsonwhat found Marketo through Marketo code on jwt.io. Marketo is used by 8,961 companies runsonwhat tracks. ### What does JSON Web Tokens - jwt.io use for login and identity? JSON Web Tokens - jwt.io uses Auth0 for sign-in and identity, according to runsonwhat (October 2026). runsonwhat found Auth0 through Auth0 code on jwt.io. Auth0 is used by 5,737 companies runsonwhat tracks. ### Does JSON Web Tokens - jwt.io use Cloudflare? Yes. runsonwhat found Cloudflare at JSON Web Tokens - jwt.io through DNS records that point at Cloudflare and code on jwt.io. Cloudflare is a CDN & Edge tool used by 705,537 companies runsonwhat tracks. ### Which companies have a tech stack similar to JSON Web Tokens - jwt.io's? The companies with the stacks most like JSON Web Tokens - jwt.io's are Anaconda, Okta, SecurityScorecard and Auth0, according to runsonwhat (October 2026). Each shares 13 to 28 tools with JSON Web Tokens - jwt.io, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices. ### How does runsonwhat know what JSON Web Tokens - jwt.io uses? runsonwhat reads public records only. Of the 31 tools at JSON Web Tokens - jwt.io, 25 were found through code on jwt.io, 3 through DNS records, 2 through email records and 1 through website configuration files. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and jwt.io about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/jwt.io (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.