Sustainability
· 8 checks — CO2 emissions, green hosting, repeat-visit weight, carbon budget, and transfer efficiency rolled into one auditable list.BCarbon Budget35th percentileREVIEW
0.46g
35th percentile
Cleaner than 65% of websites
✓ Below the Web Sustainability Guidelines target
BTransfer Efficiency75% efficientREVIEW
Total waste: 488 KB (25% of page weight)
0.11g unnecessary CO2 per visit
See Deep Analysis sections above for specific optimizations.
BWeb Font Weight VariantsNo detectable Google Fonts weightsREVIEW
CGreen HostingActionWhether the site is served from green-energy infrastructureREVIEW
Green Hosting
No green hosting detected
ACO2 Per Page Load0.46g CO2 per viewPASS
0.46g
Carbon Footprint per page view
✓ Below sustainability target (0.50g)
Cleaner than 65% of websites
Sustainable Web Design model v4 · Page size: 1.9 MB
Energy Breakdown
AGreen HostingGreen (cdn)PASS
Cloudflare: 100% renewable energy for global network since 2019
Based on known provider commitments. Verify at thegreenwebfoundation.org
A+Repeat Visit Weight95% cachedPASS
95% reduction on repeat visits
Saving 0.44g CO2 per returning visitor
136 resources served from cache · 5 resources re-downloaded
Image Optimization23 images, 248 KB total, 0 KB wastedINFO
Image Optimization Audit
Total Images
23
Total Size
248 KB