# What does Headset use? Headset (headset.io) shows public evidence of 35 tools, according to runsonwhat (last checked 2026-10-07). - Industry: Internet - Size: 51–200 employees - Based in: Seattle, United States - Founded: 2015 - LinkedIn: https://www.linkedin.com/company/headset ## Edge & Hosting | Tool | Category | Evidence | Since | |---|---|---|---| | [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | Website code | | | [Amazon Web Services](https://www.runsonwhat.com/reverse/aws) | Hosting & Cloud | Website code | | | [Amazon Route 53](https://www.runsonwhat.com/reverse/route53) | DNS | DNS records | | | [Microsoft Azure](https://www.runsonwhat.com/reverse/azure) | Hosting & Cloud | Custom domain | 2015-09 | ## Application | Tool | Category | Evidence | Since | |---|---|---|---| | [jQuery](https://www.runsonwhat.com/reverse/jquery) | Frontend | Website code | | | [Google Fonts](https://www.runsonwhat.com/reverse/google-fonts) | Media & UI | Website code | | | [YouTube](https://www.runsonwhat.com/reverse/youtube) | Media & UI | Website code | | | [Anthropic](https://www.runsonwhat.com/reverse/anthropic) | AI | DNS verification records | | | [OpenAI](https://www.runsonwhat.com/reverse/openai) | AI | DNS verification records | | | [ShareThis](https://www.runsonwhat.com/reverse/sharethis) | Media & UI | Website code | | | [Auth0](https://www.runsonwhat.com/reverse/auth0) | Auth & Identity | Custom domain | 2020-08 | | [imgix](https://www.runsonwhat.com/reverse/imgix) | Media & UI | Website code | | ## Data & Observability | Tool | Category | Evidence | Since | |---|---|---|---| | [Google Analytics](https://www.runsonwhat.com/reverse/ga) | Analytics | Website code | | | [Matomo](https://www.runsonwhat.com/reverse/matomo) | Analytics | Website code | | ## Go-to-market | Tool | Category | Evidence | Since | |---|---|---|---| | [Google Ads](https://www.runsonwhat.com/reverse/google-ads) | Ads & Pixels | Website code | | | [Mailchimp](https://www.runsonwhat.com/reverse/mailchimp) | Marketing | Email records, Website code | | | [LinkedIn Insight Tag](https://www.runsonwhat.com/reverse/linkedin-insight) | Ads & Pixels | Website code | | | [HubSpot](https://www.runsonwhat.com/reverse/hubspot) | Sales & CRM | Custom domain, Email records, Website code | 2020-05 | | [Webflow](https://www.runsonwhat.com/reverse/webflow) | Website & CMS | Custom domain, Website code | | | [HubSpot CMS](https://www.runsonwhat.com/reverse/hubspot-cms) | Website & CMS | Custom domain | 2020-05 | | [Pardot](https://www.runsonwhat.com/reverse/pardot) | Marketing | Custom domain, DNS verification records, Website code | 2025-01 | | [LiveIntent](https://www.runsonwhat.com/reverse/liveintent) | Ads & Pixels | Website code | | | [RB2B](https://www.runsonwhat.com/reverse/rb2b) | Sales & CRM | Website code | | | [HappyFox](https://www.runsonwhat.com/reverse/happyfox) | Support & Docs | Custom domain, Email records | 2018-08 | ## Company Ops | Tool | Category | Evidence | Since | |---|---|---|---| | [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | DNS verification records | | | [Google Workspace](https://www.runsonwhat.com/reverse/google-workspace) | Workspace | Email records, Website code | | | [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 | | | [Mailchimp Transactional](https://www.runsonwhat.com/reverse/mandrill) | Email Delivery | Email records | | | [Mailgun](https://www.runsonwhat.com/reverse/mailgun) | Email Delivery | Custom domain | | | [Mailjet](https://www.runsonwhat.com/reverse/mailjet) | Email Delivery | Email records, Website code | | | [Bitwarden](https://www.runsonwhat.com/reverse/bitwarden) | Security & Compliance | DNS verification records | | | [SparkPost](https://www.runsonwhat.com/reverse/sparkpost) | Email Delivery | Custom domain | | ## FAQ ### What tools does Headset use? As of October 2026, runsonwhat has found 35 tools at Headset (headset.io) in public records. Edge & Hosting: Cloudflare, Amazon Web Services and Amazon Route 53. Application: jQuery, Google Fonts and YouTube. Data & Observability: Google Analytics and Matomo. Go-to-market: Google Ads, Mailchimp and LinkedIn Insight Tag. Company Ops: Microsoft 365, Google Workspace and SendGrid. Last checked October 7, 2026. ### What cloud does Headset run on? Headset uses Amazon Web Services for hosting and cloud infrastructure, alongside Microsoft Azure, according to runsonwhat (October 2026). runsonwhat found Amazon Web Services through Amazon Web Services code on headset.io. Amazon Web Services is used by 144,750 companies runsonwhat tracks. ### What CRM does Headset use? Headset uses HubSpot for its CRM, alongside RB2B, according to runsonwhat (October 2026). runsonwhat found HubSpot through a subdomain that points at HubSpot and email records, and Headset has used it since at least May 2020. HubSpot is used by 91,893 companies runsonwhat tracks. ### What email provider does Headset use? Headset 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 700,596 companies runsonwhat tracks. ### What does Headset use for customer support? Headset uses HappyFox for customer support and documentation, according to runsonwhat (October 2026). runsonwhat found HappyFox through a subdomain that points at HappyFox and email records, and Headset has used it since at least August 2018. HappyFox is used by 849 companies runsonwhat tracks. ### What analytics tools does Headset use? Headset uses Google Analytics for analytics, alongside Matomo, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on headset.io. Google Analytics is used by 850,248 companies runsonwhat tracks. ### How long has Headset used Microsoft Azure? Headset has used Microsoft Azure since at least September 2015, going by the first public certificate of the headset.io subdomain that points at Microsoft Azure. Other long-running tools at Headset include HappyFox (since August 2018), HubSpot (since May 2020) and HubSpot CMS (since May 2020). ### Does Headset use jQuery? Yes. runsonwhat found jQuery at Headset through jQuery code on headset.io. jQuery is a Frontend tool used by 895,811 companies runsonwhat tracks. ### Does Headset use AI tools? Yes. runsonwhat has found Anthropic and OpenAI at Headset; Anthropic, for example, through a DNS verification record for Anthropic. AI services called only from servers leave no public trace, so Headset may use more AI tools than these. ### Which companies have a tech stack similar to Headset's? The companies with the stacks most like Headset's are Responsive Media Tech Services, Astreya Partners, Sinatra and Great American Title Agency, according to runsonwhat (October 2026). Each shares 9 to 18 tools with Headset, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices. ### How does runsonwhat know what Headset uses? runsonwhat reads public records only. Of the 35 tools at Headset, 13 were found through code on headset.io, 9 through subdomains that point at the vendor, 6 through DNS records, 6 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 headset.io about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/headset.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.