# What does Notebookcheck use? Notebookcheck (notebookcheck.net) shows public evidence of 45 tools, according to runsonwhat (last checked 2026-10-11). ## Edge & Hosting | Tool | Category | Evidence | Since | |---|---|---|---| | [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | DNS records, Email records, 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 | | | [comScore](https://www.runsonwhat.com/reverse/comscore) | Analytics | Website code | | ## Go-to-market | Tool | Category | Evidence | Since | |---|---|---|---| | [Google Ads](https://www.runsonwhat.com/reverse/google-ads) | Ads & Pixels | Website code | | | [LinkedIn Insight Tag](https://www.runsonwhat.com/reverse/linkedin-insight) | Ads & Pixels | Website code | | | [Google Ad Manager](https://www.runsonwhat.com/reverse/google-ad-manager) | Ads & Pixels | Website code | | | [Microsoft Xandr](https://www.runsonwhat.com/reverse/xandr) | Ads & Pixels | Website config, Website code | | | [Google AdSense](https://www.runsonwhat.com/reverse/google-adsense) | Ads & Pixels | Website code | | | [LiveRamp](https://www.runsonwhat.com/reverse/liveramp) | Ads & Pixels | Website code | | | [Criteo](https://www.runsonwhat.com/reverse/criteo) | Ads & Pixels | Website config, Website code | | | [Adobe Audience Manager](https://www.runsonwhat.com/reverse/adobe-audience-manager) | Ads & Pixels | Website code | | | [StackAdapt](https://www.runsonwhat.com/reverse/stackadapt) | Ads & Pixels | Website code | | | [Magnite](https://www.runsonwhat.com/reverse/magnite) | Ads & Pixels | Website config, Website code | | | [PubMatic](https://www.runsonwhat.com/reverse/pubmatic) | Ads & Pixels | Website config | | | [OpenX](https://www.runsonwhat.com/reverse/openx) | Ads & Pixels | Website config, Website code | | | [Amazon Publisher Services](https://www.runsonwhat.com/reverse/amazon-publisher-services) | Ads & Pixels | Website config, Website code | | | [Amazon Advertising](https://www.runsonwhat.com/reverse/amazon-advertising) | Ads & Pixels | Website code | | | [Media.net](https://www.runsonwhat.com/reverse/media-net) | Ads & Pixels | Website config, Website code | | | [Index Exchange](https://www.runsonwhat.com/reverse/index-exchange) | Ads & Pixels | Website config | | | [TripleLift](https://www.runsonwhat.com/reverse/triplelift) | Ads & Pixels | Website config | | | [Demandbase](https://www.runsonwhat.com/reverse/demandbase) | Sales & CRM | Website code | | | [Sovrn](https://www.runsonwhat.com/reverse/sovrn) | Ads & Pixels | Website config | | | [Adobe Advertising](https://www.runsonwhat.com/reverse/adobe-advertising) | Ads & Pixels | Website code | | | [RTB House](https://www.runsonwhat.com/reverse/rtb-house) | Ads & Pixels | Website code | | | [Quantcast](https://www.runsonwhat.com/reverse/quantcast) | Ads & Pixels | Website code | | | [Sharethrough](https://www.runsonwhat.com/reverse/sharethrough) | Ads & Pixels | Website config | | | [Bombora](https://www.runsonwhat.com/reverse/bombora) | Sales & CRM | Website code | | | [ID5](https://www.runsonwhat.com/reverse/id5) | Ads & Pixels | Website code | | | [MediaMath](https://www.runsonwhat.com/reverse/mediamath) | Ads & Pixels | Website code | | | [33Across](https://www.runsonwhat.com/reverse/33across) | Ads & Pixels | Website code | | | [Nativo](https://www.runsonwhat.com/reverse/nativo) | Ads & Pixels | Website code | | | [Lotame](https://www.runsonwhat.com/reverse/lotame) | Ads & Pixels | Website code | | | [MGID](https://www.runsonwhat.com/reverse/mgid) | Ads & Pixels | Website code | | | [Clickagy](https://www.runsonwhat.com/reverse/clickagy) | Sales & CRM | Website code | | | [MNTN](https://www.runsonwhat.com/reverse/mntn) | Ads & Pixels | Website code | | | [Smart Ad Server](https://www.runsonwhat.com/reverse/smart-ad-server) | Ads & Pixels | Website code | | | [Tapad](https://www.runsonwhat.com/reverse/tapad) | Ads & Pixels | Website code | | | [snigel AdEngine](https://www.runsonwhat.com/reverse/snigel-adengine) | Ads & Pixels | Website code | | ## Company Ops | Tool | Category | Evidence | Since | |---|---|---|---| | [reCAPTCHA](https://www.runsonwhat.com/reverse/recaptcha) | Security & Compliance | 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 | | ## FAQ ### What tools does Notebookcheck use? As of October 2026, runsonwhat has found 45 tools at Notebookcheck (notebookcheck.net) in public records. Edge & Hosting: Cloudflare. Data & Observability: Google Analytics, Google Tag Manager and comScore. Go-to-market: Google Ads, LinkedIn Insight Tag and Google Ad Manager. Company Ops: reCAPTCHA, Let's Encrypt and Sectigo. Last checked October 11, 2026. ### What sales tools does Notebookcheck use? The sales tools runsonwhat has found at Notebookcheck are Demandbase, Bombora and Clickagy (October 2026); no CRM shows up in Notebookcheck's public records. runsonwhat found Demandbase through Demandbase code on notebookcheck.net. ### What analytics tools does Notebookcheck use? Notebookcheck uses Google Analytics for analytics, alongside Google Tag Manager and comScore, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on notebookcheck.net. Google Analytics is used by 850,140 companies runsonwhat tracks. ### Does Notebookcheck use Cloudflare? Yes. runsonwhat found Cloudflare at Notebookcheck through DNS records that point at Cloudflare and email records. Cloudflare is a CDN & Edge tool used by 691,497 companies runsonwhat tracks. ### Which companies have a tech stack similar to Notebookcheck's? The companies with the stacks most like Notebookcheck's are Windguru, Linguee, Civitai and Victory Road, according to runsonwhat (October 2026). Each shares 25 to 38 tools with Notebookcheck, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices. ### How does runsonwhat know what Notebookcheck uses? runsonwhat reads public records only. Of the 45 tools at Notebookcheck, 28 were found through code on notebookcheck.net, 11 through website configuration files and 6 through DNS records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and notebookcheck.net about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/notebookcheck.net (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.