# What does Killer Spin use? Killer Spin (killerspin.com) shows public evidence of 40 tools, according to runsonwhat (last checked 2026-10-20). - Based in: Chicago, United States ## 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 | | ## 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 | | | [Vimeo](https://www.runsonwhat.com/reverse/vimeo) | Media & UI | Website code | | | [YouTube](https://www.runsonwhat.com/reverse/youtube) | Media & UI | Website code | | | [GSAP](https://www.runsonwhat.com/reverse/gsap) | Media & UI | Website code | | | [Tailwind CSS](https://www.runsonwhat.com/reverse/tailwind) | Frontend | Website code | | | [PayPal](https://www.runsonwhat.com/reverse/paypal) | Payments & Billing | Website code | | | [Amazon Pay](https://www.runsonwhat.com/reverse/amazon-pay) | Payments & Billing | Website code | | | [Affirm](https://www.runsonwhat.com/reverse/affirm) | 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 | | | [Sentry](https://www.runsonwhat.com/reverse/sentry) | Monitoring | Website code | | | [Hotjar](https://www.runsonwhat.com/reverse/hotjar) | Analytics | Website code | | | [VWO](https://www.runsonwhat.com/reverse/vwo) | Flags & Experiments | 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 | | | [Microsoft Ads](https://www.runsonwhat.com/reverse/bing-ads) | Ads & Pixels | Website code | | | [HubSpot](https://www.runsonwhat.com/reverse/hubspot) | Sales & CRM | Custom domain | 2017-10 | | [Shopify](https://www.runsonwhat.com/reverse/shopify) | Website & CMS | Custom domain, DNS records, Website code | | | [Klaviyo](https://www.runsonwhat.com/reverse/klaviyo) | Marketing | DNS verification records, Website code | | | [Pinterest](https://www.runsonwhat.com/reverse/pinterest) | Ads & Pixels | Website code | | | [HubSpot CMS](https://www.runsonwhat.com/reverse/hubspot-cms) | Website & CMS | Custom domain | 2017-10 | | [ActiveCampaign](https://www.runsonwhat.com/reverse/activecampaign) | Marketing | Website code | | | [Elfsight](https://www.runsonwhat.com/reverse/elfsight) | Marketing | Website code | | | [Smile.io](https://www.runsonwhat.com/reverse/smile) | Marketing | Website code | | | [Rewardful](https://www.runsonwhat.com/reverse/rewardful) | Marketing | Website code | | | [Stamped](https://www.runsonwhat.com/reverse/stamped) | Marketing | Website code | | | [Shogun](https://www.runsonwhat.com/reverse/shogun) | Website & CMS | Website code | | ## Company Ops | Tool | Category | Evidence | Since | |---|---|---|---| | [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | DNS verification records, Email records, Website code | | | [SendGrid](https://www.runsonwhat.com/reverse/sendgrid) | Email Delivery | Email records | | | [Mailchimp Transactional](https://www.runsonwhat.com/reverse/mandrill) | Email Delivery | Email records | | | [UserWay](https://www.runsonwhat.com/reverse/userway) | Security & Compliance | Website code | | | [Dropbox](https://www.runsonwhat.com/reverse/dropbox) | Collaboration | DNS verification records, Website code | | | [Citrix](https://www.runsonwhat.com/reverse/citrix) | Dev Tools | DNS verification records | | ## FAQ ### What tools does Killer Spin use? As of October 2026, runsonwhat has found 40 tools at Killer Spin (killerspin.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 Sentry. Go-to-market: Google Ads, Meta Pixel and Microsoft Ads. Company Ops: Microsoft 365, SendGrid and Mailchimp Transactional. Last checked October 20, 2026. ### What cloud does Killer Spin run on? Killer Spin 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 killerspin.com. Amazon Web Services is used by 145,627 companies runsonwhat tracks. ### What CRM does Killer Spin use? Killer Spin uses HubSpot for its CRM, according to runsonwhat (October 2026). runsonwhat found HubSpot through a subdomain that points at HubSpot, and Killer Spin has used it since at least October 2017. HubSpot is used by 93,889 companies runsonwhat tracks. ### What email provider does Killer Spin use? Killer Spin uses Microsoft 365 for email and office software, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365 and email records. Microsoft 365 is used by 710,131 companies runsonwhat tracks. ### What payment provider does Killer Spin use? Killer Spin uses PayPal for payments and billing, alongside Amazon Pay and Affirm, according to runsonwhat (October 2026). runsonwhat found PayPal through PayPal code on killerspin.com. PayPal is used by 34,409 companies runsonwhat tracks. ### What analytics tools does Killer Spin use? Killer Spin uses Google Analytics for analytics, alongside Google Tag Manager and Hotjar, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on killerspin.com. Google Analytics is used by 878,909 companies runsonwhat tracks. ### How long has Killer Spin used HubSpot? Killer Spin has used HubSpot since at least October 2017, going by the first public certificate of the killerspin.com subdomain that points at HubSpot. Other long-running tools at Killer Spin include HubSpot CMS (since October 2017). ### Does Killer Spin use jQuery? Yes. runsonwhat found jQuery at Killer Spin through jQuery code on killerspin.com. jQuery is a Frontend tool used by 914,988 companies runsonwhat tracks. ### Which companies have a tech stack similar to Killer Spin's? The companies with the stacks most like Killer Spin's are 64 Audio, Marlo Furniture, Campmor and Urban Necessities, according to runsonwhat (October 2026). Each shares 14 to 20 tools with Killer Spin, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices. ### How does runsonwhat know what Killer Spin uses? runsonwhat reads public records only. Of the 40 tools at Killer Spin, 29 were found through code on killerspin.com, 5 through DNS records, 3 through subdomains that point at the vendor, 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 killerspin.com about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/killerspin.com (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.