# What does Black Widow use? Black Widow (blackwidowpro.com) shows public evidence of 28 tools, according to runsonwhat (last checked 2026-10-21). - Industry: Retail - Size: 11–50 employees - Based in: Germantown, United States - Founded: 2003 - LinkedIn: https://www.linkedin.com/company/blackwidow ## Edge & Hosting | Tool | Category | Evidence | Since | |---|---|---|---| | [Amazon Web Services](https://www.runsonwhat.com/reverse/aws) | Hosting & Cloud | Website code | | | [Amazon CloudFront](https://www.runsonwhat.com/reverse/cloudfront) | CDN & Edge | Website code | | | [NS1](https://www.runsonwhat.com/reverse/ns1) | DNS | DNS records | | ## Application | Tool | Category | Evidence | Since | |---|---|---|---| | [jQuery](https://www.runsonwhat.com/reverse/jquery) | Frontend | 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 | | | [React](https://www.runsonwhat.com/reverse/react) | Frontend | Website code | | | [Adobe Fonts](https://www.runsonwhat.com/reverse/adobe-fonts) | Media & UI | 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 | | | [Microsoft Clarity](https://www.runsonwhat.com/reverse/clarity) | Analytics | Website code | | | [Convert](https://www.runsonwhat.com/reverse/convert) | 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 | | | [Pinterest](https://www.runsonwhat.com/reverse/pinterest) | Ads & Pixels | Website code | | | [Klaviyo](https://www.runsonwhat.com/reverse/klaviyo) | Marketing | DNS verification records, Website code | | | [Criteo](https://www.runsonwhat.com/reverse/criteo) | Ads & Pixels | Website code | | | [ID5](https://www.runsonwhat.com/reverse/id5) | Ads & Pixels | Website code | | | [Invoca](https://www.runsonwhat.com/reverse/invoca) | Marketing | Website code | | | [impact.com](https://www.runsonwhat.com/reverse/impact-com) | Marketing | Website code | | | [UpSellit](https://www.runsonwhat.com/reverse/upsellit) | Marketing | 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 | | | [Apple Business](https://www.runsonwhat.com/reverse/apple) | Workspace | DNS verification records | | | [Osano](https://www.runsonwhat.com/reverse/osano) | Security & Compliance | Website code | | ## FAQ ### What tools does Black Widow use? As of October 2026, runsonwhat has found 28 tools at Black Widow (blackwidowpro.com) in public records. Edge & Hosting: Amazon Web Services, Amazon CloudFront and NS1. Application: jQuery, Font Awesome and Vimeo. Data & Observability: Google Analytics, Google Tag Manager and Microsoft Clarity. Go-to-market: Google Ads, Meta Pixel and Microsoft Ads. Company Ops: Microsoft 365, SendGrid and Apple Business. Last checked October 21, 2026. ### What cloud does Black Widow run on? Black Widow 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 blackwidowpro.com. Amazon Web Services is used by 145,982 companies runsonwhat tracks. ### What email provider does Black Widow use? Black Widow uses Microsoft 365 for email and office software, alongside Apple Business, 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 715,062 companies runsonwhat tracks. ### What analytics tools does Black Widow use? Black Widow uses Google Analytics for analytics, alongside Google Tag Manager and Microsoft Clarity, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on blackwidowpro.com. Google Analytics is used by 888,624 companies runsonwhat tracks. ### What marketing software does Black Widow use? Black Widow uses Klaviyo for marketing, alongside Invoca, impact.com and UpSellit, according to runsonwhat (October 2026). runsonwhat found Klaviyo through a DNS verification record for Klaviyo and code on blackwidowpro.com. Klaviyo is used by 35,517 companies runsonwhat tracks. ### Does Black Widow use jQuery? Yes. runsonwhat found jQuery at Black Widow through jQuery code on blackwidowpro.com. jQuery is a Frontend tool used by 920,602 companies runsonwhat tracks. ### Which companies have a tech stack similar to Black Widow's? The companies with the stacks most like Black Widow's are Discount Ramps, PetSmart, Pique Life and Mathway, according to runsonwhat (October 2026). Each shares 14 to 26 tools with Black Widow, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices. ### How does runsonwhat know what Black Widow uses? runsonwhat reads public records only. Of the 28 tools at Black Widow, 22 were found through code on blackwidowpro.com, 5 through DNS records and 1 through email records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and blackwidowpro.com about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/blackwidowpro.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.