# What does Celtx use? Celtx (celtx.com) shows public evidence of 27 tools, according to runsonwhat (last checked 2026-11-04). - Industry: Media Production - Size: 51–200 employees - Based in: St. John's, Canada - Founded: 2000 - LinkedIn: https://www.linkedin.com/company/celtx ## 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 | Custom domain, Website code | 2026-05 | | [Amazon Route 53](https://www.runsonwhat.com/reverse/route53) | DNS | DNS records | | ## 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 | | | [Font Awesome](https://www.runsonwhat.com/reverse/fontawesome) | Media & UI | Website code | | | [Stripe](https://www.runsonwhat.com/reverse/stripe) | Payments & Billing | DNS verification records, Website code | | | [ProfitWell](https://www.runsonwhat.com/reverse/profitwell) | Payments & Billing | 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 | | | [GrowthBook](https://www.runsonwhat.com/reverse/growthbook) | Flags & Experiments | Website code | | ## Go-to-market | Tool | Category | Evidence | Since | |---|---|---|---| | [Google Ads](https://www.runsonwhat.com/reverse/google-ads) | Ads & Pixels | Website code | | | [Microsoft Ads](https://www.runsonwhat.com/reverse/bing-ads) | Ads & Pixels | Website code | | | [HubSpot](https://www.runsonwhat.com/reverse/hubspot) | Sales & CRM | Custom domain, Email records | 2017-10 | | [Zendesk](https://www.runsonwhat.com/reverse/zendesk) | Support & Docs | Custom domain, Email records, Website code | 2014-08 | | [Klaviyo](https://www.runsonwhat.com/reverse/klaviyo) | Marketing | DNS verification records, Website code | | | [HubSpot CMS](https://www.runsonwhat.com/reverse/hubspot-cms) | Website & CMS | Custom domain | 2017-10 | | [Reddit Ads](https://www.runsonwhat.com/reverse/reddit-ads) | Ads & Pixels | Website code | | | [G2](https://www.runsonwhat.com/reverse/g2) | Marketing | Website code | | | [Netcore Cloud](https://www.runsonwhat.com/reverse/netcore) | Marketing | Email records | | ## 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, Website code | | | [Atlassian](https://www.runsonwhat.com/reverse/atlassian) | Dev Tools | DNS verification records | | | [Amazon SES](https://www.runsonwhat.com/reverse/ses) | Email Delivery | Email records, Website code | | ## FAQ ### What tools does Celtx use? As of November 2026, runsonwhat has found 27 tools at Celtx (celtx.com) in public records. Edge & Hosting: Cloudflare, Amazon Web Services and Amazon Route 53. Application: jQuery, Google Fonts and Font Awesome. Data & Observability: Google Analytics, Google Tag Manager and GrowthBook. Go-to-market: Google Ads, Microsoft Ads and HubSpot. Company Ops: Microsoft 365, Google Workspace and SendGrid. Last checked November 4, 2026. ### What cloud does Celtx run on? Celtx uses Amazon Web Services for hosting and cloud infrastructure, according to runsonwhat (November 2026). runsonwhat found Amazon Web Services through a subdomain that points at Amazon Web Services and code on celtx.com, and Celtx has used it since at least May 2026. Amazon Web Services is used by 147,201 companies runsonwhat tracks. ### What CRM does Celtx use? Celtx uses HubSpot for its CRM, according to runsonwhat (November 2026). runsonwhat found HubSpot through a subdomain that points at HubSpot and email records, and Celtx has used it since at least October 2017. HubSpot is used by 97,135 companies runsonwhat tracks. ### What email provider does Celtx use? Celtx uses Microsoft 365 for email and office software, alongside Google Workspace, according to runsonwhat (November 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365. Microsoft 365 is used by 727,898 companies runsonwhat tracks. ### What does Celtx use for customer support? Celtx uses Zendesk for customer support and documentation, according to runsonwhat (November 2026). runsonwhat found Zendesk through a subdomain that points at Zendesk and email records, and Celtx has used it since at least August 2014. Zendesk is used by 43,337 companies runsonwhat tracks. ### What payment provider does Celtx use? Celtx uses Stripe for payments and billing, alongside ProfitWell, according to runsonwhat (November 2026). runsonwhat found Stripe through a DNS verification record for Stripe and code on celtx.com. Stripe is used by 31,209 companies runsonwhat tracks. ### How long has Celtx used Zendesk? Celtx has used Zendesk since at least August 2014, going by the first public certificate of the celtx.com subdomain that points at Zendesk. Other long-running tools at Celtx include HubSpot (since October 2017), HubSpot CMS (since October 2017) and Amazon Web Services (since May 2026). ### Does Celtx use jQuery? Yes. runsonwhat found jQuery at Celtx through jQuery code on celtx.com. jQuery is a Frontend tool used by 928,763 companies runsonwhat tracks. ### Which companies have a tech stack similar to Celtx's? The companies with the stacks most like Celtx's are Prowly, Circle, Inviva and Ensora Health, according to runsonwhat (November 2026). Each shares 9 to 18 tools with Celtx, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices. ### How does runsonwhat know what Celtx uses? runsonwhat reads public records only. Of the 27 tools at Celtx, 12 were found through code on celtx.com, 6 through DNS records, 4 through email records, 4 through subdomains that point at the vendor and 1 through website configuration files. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and celtx.com about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/celtx.com (updated November 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.