What does Klook use?

As of October 2026, runsonwhat has found 21 tools at Klook (klook.com) in public records. Edge & Hosting: Cloudflare, Amazon Web Services and Amazon Route 53. Application: OpenAI, MongoDB Atlas and Perplexity. Data & Observability: Mixpanel. Go-to-market: Zoho, Zendesk and Salesforce. Company Ops: Microsoft 365, Google Workspace and SendGrid. Last checked October 9, 2026.

Klook 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. Amazon Web Services is used by 144,878 companies runsonwhat tracks.

Klook uses Zoho for its CRM, alongside Salesforce, according to runsonwhat (October 2026). runsonwhat found Zoho through a DNS verification record for Zoho. Zoho is used by 61,651 companies runsonwhat tracks.

Klook uses Microsoft 365 for email and office software, alongside Google Workspace and Apple Business, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365. Microsoft 365 is used by 701,710 companies runsonwhat tracks.

Klook uses Zendesk for customer support and documentation, according to runsonwhat (October 2026). runsonwhat found Zendesk through email records that authorize Zendesk. Zendesk is used by 40,934 companies runsonwhat tracks.

Klook uses Checkout.com for payments and billing, according to runsonwhat (October 2026). runsonwhat found Checkout.com through a DNS verification record for Checkout.com. Checkout.com is used by 181 companies runsonwhat tracks.

Yes. runsonwhat found Cloudflare at Klook through a subdomain that points at Cloudflare and code on klook.com. Cloudflare is a CDN & Edge tool used by 692,707 companies runsonwhat tracks.

Yes. runsonwhat has found OpenAI and Perplexity at Klook; OpenAI, for example, through a DNS verification record for OpenAI. AI services called only from servers leave no public trace, so Klook may use more AI tools than these.

Yes. On runsonwhat's rechecks, Klook started using Bitwarden and Checkout.com (latest on October 9, 2026). A change counts only between two checks of klook.com done the same way.

The companies with the stacks most like Klook's are Expedia Group, Stansberry Research, Fluent (United States) and Getty Images, according to runsonwhat (October 2026). Each shares 7 to 13 tools with Klook, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

runsonwhat reads public records only. Of the 21 tools at Klook, 13 were found through DNS records, 4 through email records, 3 through subdomains that point at the vendor and 1 through website configuration files. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and klook.com about monthly.