# What does Hexlet use? Hexlet (hexlet.io) shows public evidence of 26 tools, according to runsonwhat (last checked 2026-10-23). - Industry: E-learning - Size: 51–200 employees - Based in: Russia - Founded: 2012 - LinkedIn: https://www.linkedin.com/company/hexlet ## Edge & Hosting | Tool | Category | Evidence | Since | |---|---|---|---| | [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | DNS records, Website code | | | [Amazon Web Services](https://www.runsonwhat.com/reverse/aws) | Hosting & Cloud | Website code | | ## Application | Tool | Category | Evidence | Since | |---|---|---|---| | [Anthropic](https://www.runsonwhat.com/reverse/anthropic) | AI | DNS verification records | | | [OpenAI](https://www.runsonwhat.com/reverse/openai) | AI | DNS verification records | | ## Data & Observability | Tool | Category | Evidence | Since | |---|---|---|---| | [Google Analytics](https://www.runsonwhat.com/reverse/ga) | Analytics | Website code | | | [Sentry](https://www.runsonwhat.com/reverse/sentry) | Monitoring | Website code | | | [Bugsnag](https://www.runsonwhat.com/reverse/bugsnag) | Monitoring | Website code | | | [RudderStack](https://www.runsonwhat.com/reverse/rudderstack) | 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 | DNS verification records | | | [Yandex Webmaster](https://www.runsonwhat.com/reverse/yandex) | Marketing | DNS verification records | | | [LinkedIn](https://www.runsonwhat.com/reverse/linkedin) | Marketing | DNS verification records | | | [Kit](https://www.runsonwhat.com/reverse/convertkit) | Marketing | Website code | | | [Sleeknote](https://www.runsonwhat.com/reverse/sleeknote) | Marketing | Website code | | | [Drip](https://www.runsonwhat.com/reverse/drip) | Marketing | Website code | | ## Company Ops | Tool | Category | Evidence | Since | |---|---|---|---| | [Google Workspace](https://www.runsonwhat.com/reverse/google-workspace) | Workspace | Email records | | | [SendGrid](https://www.runsonwhat.com/reverse/sendgrid) | Email Delivery | Email records | | | [Amazon SES](https://www.runsonwhat.com/reverse/ses) | Email Delivery | Email records, Website code | | | [Let's Encrypt](https://www.runsonwhat.com/reverse/letsencrypt) | Security & Compliance | DNS records | | | [Sectigo](https://www.runsonwhat.com/reverse/sectigo) | Security & Compliance | DNS records | | | [DigiCert](https://www.runsonwhat.com/reverse/digicert) | Security & Compliance | DNS records | | | [Google Trust Services](https://www.runsonwhat.com/reverse/google-trust) | Security & Compliance | DNS records | | | [SparkPost](https://www.runsonwhat.com/reverse/sparkpost) | Email Delivery | Email records, Website code | | | [Yandex 360](https://www.runsonwhat.com/reverse/yandex-360) | Workspace | Email records | | ## FAQ ### What tools does Hexlet use? As of October 2026, runsonwhat has found 26 tools at Hexlet (hexlet.io) in public records. Edge & Hosting: Cloudflare and Amazon Web Services. Application: Anthropic and OpenAI. Data & Observability: Google Analytics, Sentry and Bugsnag. Go-to-market: Google Ads, Meta Pixel and Yandex Webmaster. Company Ops: Google Workspace, SendGrid and Amazon SES. Last checked October 23, 2026. ### What cloud does Hexlet run on? Hexlet 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 hexlet.io. Amazon Web Services is used by 146,020 companies runsonwhat tracks. ### What email provider does Hexlet use? Hexlet uses Google Workspace for email and office software, alongside Yandex 360, according to runsonwhat (October 2026). runsonwhat found Google Workspace through email records that authorize Google Workspace. Google Workspace is used by 406,277 companies runsonwhat tracks. ### What analytics tools does Hexlet use? Hexlet uses Google Analytics for analytics, alongside RudderStack, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on hexlet.io. Google Analytics is used by 889,742 companies runsonwhat tracks. ### What marketing software does Hexlet use? Hexlet uses Yandex Webmaster for marketing, alongside LinkedIn, Kit and Sleeknote, according to runsonwhat (October 2026). runsonwhat found Yandex Webmaster through a DNS verification record for Yandex Webmaster. Yandex Webmaster is used by 18,349 companies runsonwhat tracks. ### What monitoring tools does Hexlet use? Hexlet uses Sentry for monitoring, alongside Bugsnag, according to runsonwhat (October 2026). runsonwhat found Sentry through Sentry code on hexlet.io. Sentry is used by 79,128 companies runsonwhat tracks. ### Does Hexlet use Cloudflare? Yes. runsonwhat found Cloudflare at Hexlet through DNS records that point at Cloudflare and code on hexlet.io. Cloudflare is a CDN & Edge tool used by 708,907 companies runsonwhat tracks. ### Does Hexlet use AI tools? Yes. runsonwhat has found Anthropic and OpenAI at Hexlet; Anthropic, for example, through a DNS verification record for Anthropic. AI services called only from servers leave no public trace, so Hexlet may use more AI tools than these. ### Which companies have a tech stack similar to Hexlet's? The companies with the stacks most like Hexlet's are TheFutonShop, Woodforde's Brewery, Cape Town ETC and Kokken & Jomfruen, according to runsonwhat (October 2026). Each shares 7 to 14 tools with Hexlet, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices. ### How does runsonwhat know what Hexlet uses? runsonwhat reads public records only. Of the 26 tools at Hexlet, 11 were found through DNS records, 9 through code on hexlet.io, 5 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 hexlet.io about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/hexlet.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.