What powers hvac-talk.com?
Last seen Jun 2026 · 46 technologies across 21 categories
Advertising
Ad Lightning
since May 2023
Amazon Advertising
since May 2023
AppNexus
since Mar 2023
Google AdSense
since Jun 2018
Google Publisher Tag
since Feb 2021
OpenX
since Mar 2023
PubMatic
since Mar 2023
Rubicon Project
since May 2023
Sortable
since Mar 2023
Taboola
since Sep 2025
TripleLift
since Dec 2023
VerticalScope
since Apr 2025
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Skimlinks
since Dec 2022
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Facebook Login
since Jun 2021
Caching
Varnish
since Oct 2023
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Databases
MySQL
since Apr 2025
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since Aug 2022
Sendgrid
since Feb 2024
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Google Font API
since Apr 2025
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JavaScript libraries
LazySizes
since Apr 2025
Message boards
Miscellaneous
Performance
Priority Hints
since Oct 2025
Programming languages
PHP
since Jun 2018
Reverse proxies
Envoy
since Apr 2025
Security
Cloudflare Bot Management
since Dec 2022
reCAPTCHA
since Apr 2022
Segmentation
Adobe Audience Manager
since Aug 2023
Tag managers
Google Tag Manager
since Jun 2018
Web frameworks
Microsoft ASP.NET
since Nov 2023
Web servers
Apache HTTP Server
since Apr 2018
Audience
- 68% phone
- 31% desktop
- 1% tablet
United States
Canada
India
United Kingdom
France
Italy
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
3.92 / 10 · ranked #632,715 of all domains
99 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.5 s |
| INP | 125 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English (United States)
- CDN: Fastly
- Weight: 5.9 MB · 1,945 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| www.hvac-talk.com | 37 |
| hvac-talk.com | 30 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped Gravatar Jun 2026
- detected Unpkg Jun 2026
- detected web-vitals Jun 2026
- dropped Qwik May 2026
- detected Qwik Mar 2026
- detected Gravatar Feb 2026
- dropped Gravatar Jan 2026
- dropped Qwik Jan 2026
- dropped Preact Oct 2025
- detected Priority Hints Oct 2025
- dropped Survicate Oct 2025
- detected Google AdSense Sep 2025
- detected Qwik Sep 2025
- dropped SpeedCurve Sep 2025
- detected Taboola Sep 2025
- detected Gravatar Aug 2025
- detected OpenX Aug 2025
- detected Rubicon Project Aug 2025