2026-08-01 crawl · observed, not inferred

Technology used by viator.com

Find and book city tours, helicopter tours, day trips, show tickets, sightseeing day tours, popular activities and things to do in hundreds of destinations worldwide

26
technologies detected
viator
company
501-1000
employees
leisure, travel & tourism
industry
united states
location

Recent changes

2026-08-01 dropped Lodashprovisional
2026-05-01 dropped Amazon S3confirmed
2026-05-01 dropped Varnishconfirmed
2026-03-01 dropped DataDomeconfirmed
2026-03-01 dropped Riskifiedconfirmed
2026-03-01 dropped ID5confirmed
2026-03-01 dropped Varnishprovisional
2026-03-01 dropped Preactconfirmed
2026-03-01 dropped Apache HTTP Serverconfirmed
2026-03-01 dropped OneTrustconfirmed
2026-03-01 dropped Qualtricsconfirmed

Full detected stack

Everything detected on this domain in the latest monthly crawl, grouped by what it does. marks when we first observed it — no later than that date, not necessarily when they adopted it. Faded dates were seen in fewer than four crawls.

JavaScript frameworks
ReactJul 2018React Router7.5.3Jul 2026EmotionMar 2022
Security
HSTSSept 2022DataDomeOct 2025Cloudflare Bot ManagementNov 2021
Miscellaneous
Open GraphSept 2022LottieFilesMay 2023HTTP/3Sept 2022
JavaScript libraries
core-js3.38.1Sept 2021PreactOct 2025
Analytics
RiskifiedOct 2025Google AnalyticsJul 2018
CRM
SalesforceAug 2023
Authentication
Google Sign-inFeb 2021
Caching
VarnishJun 2023
Reverse proxies
EnvoyJul 2026
UI frameworks
BootstrapJul 2018
Web servers
Apache HTTP ServerDec 2022
PaaS
Amazon Web ServicesSept 2020
CDN
CloudflareSept 2021
Performance
Priority HintsNov 2022
Surveys
QualtricsAug 2022
Cookie compliance
OneTrustOct 2025
Advertising
ID5Nov 2025
Email
Amazon SESAug 2022
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