# What does Sirkit use? Sirkit (sirkit.ca) shows public evidence of 26 tools, according to runsonwhat (last checked 2026-10-31). - Industry: IT Services - Size: 11–50 employees - Based in: Edmonton, Canada - Founded: 2007 - LinkedIn: https://www.linkedin.com/company/sirkit ## Edge & Hosting | Tool | Category | Evidence | Since | |---|---|---|---| | [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | DNS records, Email records, Website code | | | [Amazon Web Services](https://www.runsonwhat.com/reverse/aws) | Hosting & Cloud | Website code | | ## Application | Tool | Category | Evidence | Since | |---|---|---|---| | [Vimeo](https://www.runsonwhat.com/reverse/vimeo) | 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 | | ## 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 | | | [web-vitals](https://www.runsonwhat.com/reverse/web-vitals) | Monitoring | Website code | | | [PostHog](https://www.runsonwhat.com/reverse/posthog) | 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 | | | [HubSpot](https://www.runsonwhat.com/reverse/hubspot) | Sales & CRM | Custom domain, Email records, Website code | | | [HubSpot CMS](https://www.runsonwhat.com/reverse/hubspot-cms) | Website & CMS | Custom domain, Website code | | | [Autotask PSA](https://www.runsonwhat.com/reverse/autotask) | Support & Docs | Email records | | ## Company Ops | Tool | Category | Evidence | Since | |---|---|---|---| | [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | Email records, Website code | | | [SendGrid](https://www.runsonwhat.com/reverse/sendgrid) | Email Delivery | Email records, Website code | | | [Apple Business](https://www.runsonwhat.com/reverse/apple) | Workspace | DNS verification 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 | | | [Exclaimer](https://www.runsonwhat.com/reverse/exclaimer) | Workspace | Email records | | | [Duo](https://www.runsonwhat.com/reverse/duo) | Security & Compliance | DNS verification records | | ## FAQ ### What tools does Sirkit use? As of November 2026, runsonwhat has found 26 tools at Sirkit (sirkit.ca) in public records. Edge & Hosting: Cloudflare and Amazon Web Services. Application: Vimeo, Anthropic and OpenAI. Data & Observability: Google Analytics, Google Tag Manager and web-vitals. Go-to-market: Google Ads, Meta Pixel and LinkedIn Insight Tag. Company Ops: Microsoft 365, SendGrid and Apple Business. Last checked October 31, 2026. ### What cloud does Sirkit run on? Sirkit uses Amazon Web Services for hosting and cloud infrastructure, according to runsonwhat (November 2026). runsonwhat found Amazon Web Services through Amazon Web Services code on sirkit.ca. Amazon Web Services is used by 147,070 companies runsonwhat tracks. ### What CRM does Sirkit use? Sirkit uses HubSpot for its CRM, according to runsonwhat (November 2026). runsonwhat found HubSpot through a subdomain that points at HubSpot and email records. HubSpot is used by 96,847 companies runsonwhat tracks. ### What email provider does Sirkit use? Sirkit uses Microsoft 365 for email and office software, alongside Apple Business and Exclaimer, according to runsonwhat (November 2026). runsonwhat found Microsoft 365 through email records that authorize Microsoft 365 and code on sirkit.ca. Microsoft 365 is used by 724,457 companies runsonwhat tracks. ### What does Sirkit use for customer support? Sirkit uses Autotask PSA for customer support and documentation, according to runsonwhat (November 2026). runsonwhat found Autotask PSA through email records that authorize Autotask PSA. Autotask PSA is used by 2,555 companies runsonwhat tracks. ### What analytics tools does Sirkit use? Sirkit uses Google Analytics for analytics, alongside Google Tag Manager and PostHog, according to runsonwhat (November 2026). runsonwhat found Google Analytics through Google Analytics code on sirkit.ca. Google Analytics is used by 906,189 companies runsonwhat tracks. ### Does Sirkit use Cloudflare? Yes. runsonwhat found Cloudflare at Sirkit through DNS records that point at Cloudflare and email records. Cloudflare is a CDN & Edge tool used by 727,908 companies runsonwhat tracks. ### Does Sirkit use AI tools? Yes. runsonwhat has found Anthropic and OpenAI at Sirkit; Anthropic, for example, through a DNS verification record for Anthropic. AI services called only from servers leave no public trace, so Sirkit may use more AI tools than these. ### Which companies have a tech stack similar to Sirkit's? The companies with the stacks most like Sirkit's are Technology Resource Advisors, Constant IT, Rio IT and Andante IT En Bedrijfsadvies, according to runsonwhat (November 2026). Each shares 4 to 11 tools with Sirkit, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices. ### How does runsonwhat know what Sirkit uses? runsonwhat reads public records only. Of the 26 tools at Sirkit, 10 were found through DNS records, 9 through code on sirkit.ca, 5 through email records and 2 through subdomains that point at the vendor. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and sirkit.ca about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/sirkit.ca (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.