Technology history for hvacschoolsguide.com
Stack size over time
From 11 detected technologies in Jan 2019 to 21 in Jun 2026 (peak 22).
Currently detected
- Google Analytics since Jan 2019
- Google Charts since Jan 2019
- MySQL since Jan 2019
- Clicky since Jan 2019
- Cloudflare since Jan 2019
- jQuery since Jan 2019
- jQuery Migrate since Jan 2019
- Google Font API since Jan 2019
- PHP since Jan 2019
- Twitter Emoji (Twemoji) since Jan 2019
- WordPress since Jan 2019
- Google Tag Manager since Aug 2019
- Yoast SEO since Jun 2021
- Google Remarketing Tag since Nov 2021
- GoDaddy since Aug 2022
- Open Graph since Sep 2022
- RSS since Dec 2022
- HTTP/3 since Feb 2023
- Site Kit since Mar 2023
- Genesis theme since Dec 2024
- Cloudflare Bot Management since Dec 2025
Previously used
- HSTS Sep 2022 to Jan 2026 · 3 yrs
- Nginx Aug 2022 to Apr 2023 · 8 mo
- OpenResty Aug 2022 to Apr 2023 · 8 mo
Timeline
2025 1 switched
- switched HSTS Cloudflare Bot Management Dec 2025 · Security
2024 1 added
- added Genesis theme Dec 2024 · WordPress themes
2023 4 added · 4 dropped
- dropped Nginx Nov 2023 · Web servers
- dropped OpenResty Nov 2023 · Web servers
- added Nginx Apr 2023 · Web servers
- added OpenResty Apr 2023 · Web servers
- dropped Nginx Mar 2023 · Web servers
- dropped OpenResty Mar 2023 · Web servers
- added Site Kit Mar 2023 · WordPress plugins
- added HTTP/3 Feb 2023 · Miscellaneous
2022 3 added
- added RSS Dec 2022 · Miscellaneous
- added HSTS Sep 2022 · Security
- added Open Graph Sep 2022 · Miscellaneous
2021 1 added
- added Yoast SEO Jun 2021 · SEO
2020 1 dropped
- dropped jQuery Migrate Oct 2020 · JavaScript Libraries
2019 1 added
- added Google Tag Manager Aug 2019 · Tag Managers