# What does Seismic use? Seismic (lessonly.com) shows public evidence of 35 tools, according to runsonwhat (last checked 2026-10-16). - Industry: Software - Size: 201–1,000 employees - Based in: Indianapolis, United States - Founded: 2012 - LinkedIn: https://www.linkedin.com/company/seismic-software ## Edge & Hosting | Tool | Category | Evidence | Since | |---|---|---|---| | [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | Custom domain | 2024-10 | | [Amazon Web Services](https://www.runsonwhat.com/reverse/aws) | Hosting & Cloud | Custom domain | | | [Amazon Route 53](https://www.runsonwhat.com/reverse/route53) | DNS | DNS records | | | [Fastly](https://www.runsonwhat.com/reverse/fastly) | CDN & Edge | DNS records | | | [Amazon CloudFront](https://www.runsonwhat.com/reverse/cloudfront) | CDN & Edge | Custom domain | 2018-02 | | [Vercel](https://www.runsonwhat.com/reverse/vercel) | Hosting & Cloud | Website code | | ## 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 | | | [Adobe Fonts](https://www.runsonwhat.com/reverse/adobe-fonts) | Media & UI | Website code | | | [Next.js](https://www.runsonwhat.com/reverse/nextjs) | Frontend | Website code | | | [Motion](https://www.runsonwhat.com/reverse/framer-motion) | 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 | | | [PostHog](https://www.runsonwhat.com/reverse/posthog) | Analytics | Website code | | | [VWO](https://www.runsonwhat.com/reverse/vwo) | Flags & Experiments | Website code | | | [Atlassian Statuspage](https://www.runsonwhat.com/reverse/statuspage) | Monitoring | Custom domain, DNS verification records | 2020-05 | | [Marketo Measure](https://www.runsonwhat.com/reverse/marketo-measure) | 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 | | | [Microsoft Ads](https://www.runsonwhat.com/reverse/bing-ads) | Ads & Pixels | Website code | | | [LinkedIn Insight Tag](https://www.runsonwhat.com/reverse/linkedin-insight) | Ads & Pixels | Website code | | | [Reddit Ads](https://www.runsonwhat.com/reverse/reddit-ads) | Ads & Pixels | Website code | | | [ZoomInfo](https://www.runsonwhat.com/reverse/zoominfo) | Sales & CRM | Website code | | | [StackAdapt](https://www.runsonwhat.com/reverse/stackadapt) | Ads & Pixels | Website code | | | [Marketo](https://www.runsonwhat.com/reverse/marketo) | Marketing | Custom domain, Email records, Website code | 2019-06 | | [6sense](https://www.runsonwhat.com/reverse/sixsense) | Sales & CRM | Website code | | ## Company Ops | Tool | Category | Evidence | Since | |---|---|---|---| | [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | DNS verification records, Email records | | | [Google Workspace](https://www.runsonwhat.com/reverse/google-workspace) | Workspace | Email records | | | [SendGrid](https://www.runsonwhat.com/reverse/sendgrid) | Email Delivery | Email records | | | [Mailchimp Transactional](https://www.runsonwhat.com/reverse/mandrill) | Email Delivery | Email records | | | [OneTrust](https://www.runsonwhat.com/reverse/onetrust) | Security & Compliance | Website code | | | [Zoom](https://www.runsonwhat.com/reverse/zoom) | Collaboration | DNS verification records | | ## FAQ ### What tools does Seismic use? As of October 2026, runsonwhat has found 35 tools at Seismic (lessonly.com) in public records. Edge & Hosting: Cloudflare, Amazon Web Services and Amazon Route 53. Application: jQuery, Font Awesome and Vimeo. Data & Observability: Google Analytics, Google Tag Manager and PostHog. Go-to-market: Google Ads, Meta Pixel and Microsoft Ads. Company Ops: Microsoft 365, Google Workspace and SendGrid. Last checked October 16, 2026. ### What cloud does Seismic run on? Seismic uses Amazon Web Services for hosting and cloud infrastructure, alongside Vercel, according to runsonwhat (October 2026). runsonwhat found Amazon Web Services through a subdomain that points at Amazon Web Services. Amazon Web Services is used by 144,749 companies runsonwhat tracks. ### What sales tools does Seismic use? The sales tools runsonwhat has found at Seismic are ZoomInfo and 6sense (October 2026); no CRM shows up in Seismic's public records. runsonwhat found ZoomInfo through ZoomInfo code on lessonly.com. ### What email provider does Seismic use? Seismic 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 and email records. Microsoft 365 is used by 700,627 companies runsonwhat tracks. ### What analytics tools does Seismic use? Seismic uses Google Analytics for analytics, alongside Google Tag Manager, PostHog and Marketo Measure, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on lessonly.com. Google Analytics is used by 850,627 companies runsonwhat tracks. ### What marketing software does Seismic use? Seismic uses Marketo for marketing, according to runsonwhat (October 2026). runsonwhat found Marketo through a subdomain that points at Marketo and email records, and Seismic has used it since at least June 2019. Marketo is used by 8,688 companies runsonwhat tracks. ### How long has Seismic used Amazon CloudFront? Seismic has used Amazon CloudFront since at least February 2018, going by the first public certificate of the lessonly.com subdomain that points at Amazon CloudFront. Other long-running tools at Seismic include Marketo (since June 2019), Atlassian Statuspage (since May 2020) and Cloudflare (since October 2024). ### Does Seismic use jQuery? Yes. runsonwhat found jQuery at Seismic through jQuery code on lessonly.com. jQuery is a Frontend tool used by 895,933 companies runsonwhat tracks. ### Which companies have a tech stack similar to Seismic's? The companies with the stacks most like Seismic's are Virtru, OTT HydroMet, Trulioo and Sea-Bird Scientific, according to runsonwhat (October 2026). Each shares 12 to 21 tools with Seismic, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices. ### How does runsonwhat know what Seismic uses? runsonwhat reads public records only. Of the 35 tools at Seismic, 22 were found through code on lessonly.com, 5 through DNS records, 5 through subdomains that point at the vendor and 3 through email records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and lessonly.com about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/lessonly.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.