# What does Numero eSIM use? Numero eSIM (numeroesim.com) shows public evidence of 29 tools, according to runsonwhat (last checked 2026-10-20). - Industry: Telecommunications - Size: 51–200 employees - Based in: Ciudad De Ceuta, Spain - Founded: 2009 - LinkedIn: https://www.linkedin.com/company/numeroesimapp ## Edge & Hosting | Tool | Category | Evidence | Since | |---|---|---|---| | [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | DNS records, Website code | | | [Amazon Web Services](https://www.runsonwhat.com/reverse/aws) | Hosting & Cloud | Custom domain | 2018-07 | ## Application | Tool | Category | Evidence | Since | |---|---|---|---| | [React](https://www.runsonwhat.com/reverse/react) | Frontend | Website code | | | [Next.js](https://www.runsonwhat.com/reverse/nextjs) | Frontend | Website code | | | [PayPal](https://www.runsonwhat.com/reverse/paypal) | 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 | | | [Microsoft Clarity](https://www.runsonwhat.com/reverse/clarity) | 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 | | | [Zoho](https://www.runsonwhat.com/reverse/zoho) | Sales & CRM | Email records, Website code | | | [TikTok Pixel](https://www.runsonwhat.com/reverse/tiktok-pixel) | Ads & Pixels | Website code | | | [X Ads](https://www.runsonwhat.com/reverse/x-ads) | Ads & Pixels | Website code | | | [Ahrefs](https://www.runsonwhat.com/reverse/ahrefs) | Marketing | Website code | | | [ChatGPT Ads](https://www.runsonwhat.com/reverse/chatgpt-ads) | Ads & Pixels | Website code | | | [LinkedIn](https://www.runsonwhat.com/reverse/linkedin) | Marketing | DNS verification records | | | [Snap Pixel](https://www.runsonwhat.com/reverse/snap-pixel) | Ads & Pixels | Website code | | ## Company Ops | Tool | Category | Evidence | Since | |---|---|---|---| | [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | Email records, DNS verification records, Website code | | | [reCAPTCHA](https://www.runsonwhat.com/reverse/recaptcha) | Security & Compliance | Website code | | | [Cookiebot](https://www.runsonwhat.com/reverse/cookiebot) | 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 | | | [Amazon Trust Services](https://www.runsonwhat.com/reverse/amazon-trust) | Security & Compliance | DNS records | | ## FAQ ### What tools does Numero eSIM use? As of October 2026, runsonwhat has found 29 tools at Numero eSIM (numeroesim.com) in public records. Edge & Hosting: Cloudflare and Amazon Web Services. Application: React, Next.js and PayPal. Data & Observability: Google Analytics, Google Tag Manager and Microsoft Clarity. Go-to-market: Google Ads, Meta Pixel and Microsoft Ads. Company Ops: Microsoft 365, reCAPTCHA and Cookiebot. Last checked October 20, 2026. ### What cloud does Numero eSIM run on? Numero eSIM uses Amazon Web Services for hosting and cloud infrastructure, according to runsonwhat (October 2026). runsonwhat found Amazon Web Services through a subdomain that points at Amazon Web Services, and Numero eSIM has used it since at least July 2018. Amazon Web Services is used by 145,843 companies runsonwhat tracks. ### What CRM does Numero eSIM use? Numero eSIM uses Zoho for its CRM, according to runsonwhat (October 2026). runsonwhat found Zoho through email records that authorize Zoho and code on numeroesim.com. Zoho is used by 62,741 companies runsonwhat tracks. ### What email provider does Numero eSIM use? Numero eSIM uses Microsoft 365 for email and office software, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through email records that authorize Microsoft 365 and a DNS verification record. Microsoft 365 is used by 712,905 companies runsonwhat tracks. ### What payment provider does Numero eSIM use? Numero eSIM uses PayPal for payments and billing, according to runsonwhat (October 2026). runsonwhat found PayPal through PayPal code on numeroesim.com. PayPal is used by 34,592 companies runsonwhat tracks. ### What analytics tools does Numero eSIM use? Numero eSIM 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 numeroesim.com. Google Analytics is used by 885,345 companies runsonwhat tracks. ### How long has Numero eSIM used Amazon Web Services? Numero eSIM has used Amazon Web Services since at least July 2018, going by the first public certificate of the numeroesim.com subdomain that points at Amazon Web Services. ### Does Numero eSIM use Cloudflare? Yes. runsonwhat found Cloudflare at Numero eSIM through DNS records that point at Cloudflare and code on numeroesim.com. Cloudflare is a CDN & Edge tool used by 705,887 companies runsonwhat tracks. ### How does runsonwhat know what Numero eSIM uses? runsonwhat reads public records only. Of the 29 tools at Numero eSIM, 17 were found through code on numeroesim.com, 8 through DNS records, 2 through email records, 1 through website configuration files and 1 through subdomains that point at the vendor. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and numeroesim.com about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/numeroesim.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.