Sustainability
· 8 checks — CO2 emissions, green hosting, repeat-visit weight, carbon budget, and transfer efficiency rolled into one auditable list.BTransfer Efficiency86% efficientREVIEW
Total waste: 26 KB (14% of page weight)
0.01g 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
A+CO2 Per Page Load0.04g CO2 per viewPASS
0.04g
Carbon Footprint per page view
✓ Below sustainability target (0.50g)
Cleaner than 90% of websites
Sustainable Web Design model v4 · Page size: 0.2 MB
Energy Breakdown
AGreen HostingGreen (cdn)PASS
Fastly: 100% renewable energy for edge network
Based on known provider commitments. Verify at thegreenwebfoundation.org
A+Repeat Visit Weight93% cachedPASS
93% reduction on repeat visits
Saving 0.04g CO2 per returning visitor
14 resources served from cache · 1 resources re-downloaded
A+Carbon Budget10th percentilePASS
0.04g
10th percentile
Cleaner than 90% of websites
✓ Below the Web Sustainability Guidelines target
Image Optimization4 images, 3 KB total, 2 KB wastedINFO
Image Optimization Audit
Total Images
4
Total Size
3 KB
Oversized
2
Wasted
2 KB