# What does Gray Line Iceland use? Gray Line Iceland (grayline.is) shows public evidence of 26 tools, according to runsonwhat (last checked 2026-11-12). - Industry: Leisure, Travel & Tourism - Size: 51–200 employees - Based in: Reykjavík-4, Iceland - Founded: 1989 - LinkedIn: https://www.linkedin.com/company/iceland-excursions---gray-line-iceland ## Edge & Hosting | Tool | Category | Evidence | Since | |---|---|---|---| | [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | DNS records | | | [Amazon Web Services](https://www.runsonwhat.com/reverse/aws) | Hosting & Cloud | Website code | | | [Vercel](https://www.runsonwhat.com/reverse/vercel) | Hosting & Cloud | Custom domain, DNS records, Website code | | | [Microsoft Azure](https://www.runsonwhat.com/reverse/azure) | Hosting & Cloud | Custom domain | 2016-02 | ## Application | Tool | Category | Evidence | Since | |---|---|---|---| | [React](https://www.runsonwhat.com/reverse/react) | Frontend | Website code | | | [Tailwind CSS](https://www.runsonwhat.com/reverse/tailwind) | Frontend | Website code | | | [Next.js](https://www.runsonwhat.com/reverse/nextjs) | Frontend | Website code | | | [Cloudinary](https://www.runsonwhat.com/reverse/cloudinary) | 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 | | | [web-vitals](https://www.runsonwhat.com/reverse/web-vitals) | Monitoring | 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 | | | [Shopify](https://www.runsonwhat.com/reverse/shopify) | Website & CMS | Website code | | | [Zendesk](https://www.runsonwhat.com/reverse/zendesk) | Support & Docs | Email records | | | [Sanity](https://www.runsonwhat.com/reverse/sanity) | Website & CMS | Website code | | | [Contentful](https://www.runsonwhat.com/reverse/contentful) | Website & CMS | Website code | | | [Storyblok](https://www.runsonwhat.com/reverse/storyblok) | Website & CMS | Website code | | | [Prismic](https://www.runsonwhat.com/reverse/prismic) | Website & CMS | Website code | | | [DatoCMS](https://www.runsonwhat.com/reverse/datocms) | Website & CMS | Website code | | | [Contentstack](https://www.runsonwhat.com/reverse/contentstack) | Website & CMS | Website code | | | [Builder.io](https://www.runsonwhat.com/reverse/builderio) | Website & CMS | Website code | | | [Hygraph](https://www.runsonwhat.com/reverse/hygraph) | Website & CMS | Website code | | ## Company Ops | Tool | Category | Evidence | Since | |---|---|---|---| | [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | Email records, Website code | | | [SendGrid](https://www.runsonwhat.com/reverse/sendgrid) | Email Delivery | Email records, Website code | | ## FAQ ### What tools does Gray Line Iceland use? As of November 2026, runsonwhat has found 26 tools at Gray Line Iceland (grayline.is) in public records. Edge & Hosting: Cloudflare, Amazon Web Services and Vercel. Application: React, Tailwind CSS and Next.js. Data & Observability: Google Analytics, Google Tag Manager and web-vitals. Go-to-market: Google Ads, Meta Pixel and Shopify. Company Ops: Microsoft 365 and SendGrid. Last checked November 12, 2026. ### What cloud does Gray Line Iceland run on? Gray Line Iceland uses Amazon Web Services for hosting and cloud infrastructure, alongside Vercel and Microsoft Azure, according to runsonwhat (November 2026). runsonwhat found Amazon Web Services through Amazon Web Services code on grayline.is. Amazon Web Services is used by 147,517 companies runsonwhat tracks. ### What email provider does Gray Line Iceland use? Gray Line Iceland uses Microsoft 365 for email and office software, according to runsonwhat (November 2026). runsonwhat found Microsoft 365 through email records that authorize Microsoft 365 and code on grayline.is. Microsoft 365 is used by 734,307 companies runsonwhat tracks. ### What does Gray Line Iceland use for customer support? Gray Line Iceland uses Zendesk for customer support and documentation, according to runsonwhat (November 2026). runsonwhat found Zendesk through email records that authorize Zendesk. Zendesk is used by 43,660 companies runsonwhat tracks. ### What analytics tools does Gray Line Iceland use? Gray Line Iceland uses Google Analytics for analytics, alongside Google Tag Manager, according to runsonwhat (November 2026). runsonwhat found Google Analytics through Google Analytics code on grayline.is. Google Analytics is used by 903,970 companies runsonwhat tracks. ### What is Gray Line Iceland's website built with? Gray Line Iceland uses Shopify for its website, alongside Sanity, Contentful and Storyblok, according to runsonwhat (November 2026). runsonwhat found Shopify through Shopify code on grayline.is. Shopify is used by 61,540 companies runsonwhat tracks. ### How long has Gray Line Iceland used Microsoft Azure? Gray Line Iceland has used Microsoft Azure since at least February 2016, going by the first public certificate of the grayline.is subdomain that points at Microsoft Azure. ### Does Gray Line Iceland use Cloudflare? Yes. runsonwhat found Cloudflare at Gray Line Iceland through DNS records that point at Cloudflare. Cloudflare is a CDN & Edge tool used by 733,783 companies runsonwhat tracks. ### Which companies have a tech stack similar to Gray Line Iceland's? The companies with the stacks most like Gray Line Iceland's are Auscycling, News4Jax | Jacksonville, Florida News, Weather, Sports | WJXT Channel 4, San Antonio News, Texas News, Sports, Weather from KSAT.com, Expect More and Tiimely, according to runsonwhat (November 2026). Each shares 17 to 22 tools with Gray Line Iceland, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices. ### How does runsonwhat know what Gray Line Iceland uses? runsonwhat reads public records only. Of the 26 tools at Gray Line Iceland, 20 were found through code on grayline.is, 3 through email records, 2 through subdomains that point at the vendor and 1 through DNS records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and grayline.is about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/grayline.is (updated November 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.