2026-08-01 crawl · observed, not inferred

Technology used by happynumbers.com

While you teach small groups, Happy Numbers serves as an independent math center, providing individualized instruction for the rest of the class.

16
technologies detected
happy numbers
company
51-200
employees
e-learning
industry
united states
location

Recent changes

2026-07-01 dropped Caddyconfirmed
2026-07-01 dropped jQueryconfirmed
2026-07-01 dropped Playconfirmed
2026-07-01 dropped Preactconfirmed
2026-07-01 dropped HTTP/3confirmed
2026-07-01 dropped Scalaconfirmed
2026-05-01 dropped Open Graphconfirmed
2026-05-01 dropped Nginxconfirmed
2026-05-01 dropped Node.jsconfirmed
2026-05-01 dropped Intercomconfirmed
2026-05-01 dropped Google Analyticsconfirmed
2026-05-01 dropped Reactconfirmed

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.

Issue trackers
SentryOct 2021Help ScoutMay 2026
Reverse proxies
EnvoySept 2020NginxMay 2018
JavaScript frameworks
ReactNov 2018React Router8.3.0Jul 2025
Video players
YouTubeMay 2020
Web servers
OpenRestyMay 2018
PaaS
Amazon Web ServicesDec 2020
JavaScript libraries
core-js3.49.0Sept 2021
Performance
Priority HintsJul 2024
Font scripts
Google Font APIJan 2019
Security
HSTSSept 2022
Webmail
Google WorkspaceAug 2022
CDN
Amazon S3Aug 2025
Miscellaneous
Open GraphSept 2022
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