https://uberporno.com
Sustainability
· 8 checks — CO2 emissions, green hosting, repeat-visit weight, carbon budget, and transfer efficiency rolled into one auditable list.SCORE
68
GRADE
D
FIX
2
REVIEW
4
PASS
1
INFO
1
Checks
81 PASS 4 REVIEW 2 FIX
DGreen HostingActionNot greenFIX
Green Hosting
ActionNot green
Not green
Info::
No confirmed renewable energy commitment detected
Consider providers like Cloudflare, Google Cloud, or Vercel that match 100% of their energy use with renewables.
Info::
Green hosting status based on known provider commitments
Green hosting detection uses a curated database of provider renewable energy commitments. This is not a real-time verification. For authoritative checks, visit thegreenwebfoundation.org.
Green HostingNot Green Hosted
Hosting GoDaddy✗CDN Not identified✗
Based on known provider commitments. Verify at thegreenwebfoundation.org
DCarbon BudgetAction54th percentileFIX
Carbon Budget
Action54th percentile
54th percentile
Warning::
0.77g CO2 — above the median website (0.60g)
Heavier than an estimated 46% of websites. Reducing page weight, optimizing images, and removing unused JavaScript would lower the carbon footprint. See the Performance tab.
Info::
Estimated 54th percentile
Compared to: top 10% = 0.20g, target = 0.50g, median = 0.60g per page view.
Top 10%
Target
Median website
0.77g
54th percentile
Cleaner than 46% of websites
✗ Above the median website
vs Median 29% more
vs Target 55% more
BCO2 Per Page Load0.77g CO2 per viewREVIEW
CO2 Per Page Load
0.77g CO2 per view
0.77g CO2 per view
Info::
0.77g CO2 per page view
This page transfers 2.7 MB, producing an estimated 0.77g of CO2 per visit using the Sustainable Web Design model (v4). Breakdown: data center 0.14g, network 0.13g, end-user device 0.50g.
Got: 0.77g CO2 Expected: < 0.50g (sustainability target)
Info::
At 10,000 monthly views: 92.8 kg CO2/year
With 10,000 page views per month, this page would generate approximately 92.8 kg of CO2 annually — equivalent to charging 11598 smartphones.
0.77g
Carbon Footprint per page view
✗ Above sustainability target (0.50g)
Cleaner than 46% of websites
Sustainable Web Design model v4 · Page size: 2.7 MB
Your site
0.77g
Top 10%
0.20g
Target
0.50g
Median website
0.60g
Energy Breakdown
Data center
0.14g
Network
0.13g
End-user device
0.50g
At 10,000 monthly views: Monthly: 7.7 kg · Annual: 92.8 kg · ≈ 11598 smartphone charges
BTransfer Efficiency90% efficientREVIEW
Transfer Efficiency
90% efficient
90% efficient
Info::
Transfer efficiency: 90%
An estimated 283 KB (10%) could be eliminated: 0 KB via better compression, 0 KB via modern image formats, 283 KB of unused JavaScript. This wasted data produces 0.08g of unnecessary CO2 per page view.
Total waste: 283 KB (10% of page weight)
Unused JS 283 KB
0.08g unnecessary CO2 per visit
Actual transfer 2795 KB
Theoretical minimum 2512 KB
Potential savings 283 KB (0.08g CO2)
See Deep Analysis sections above for specific optimizations.
CWeb Font Weight VariantsAction39 font weights loaded across 3 famil(y/ies)REVIEW
Web Font Weight Variants
Action39 font weights loaded across 3 famil(y/ies)
39 font weights loaded across 3 famil(y/ies)
Warning::
39 font weights loaded -- likely 100+ KB of unused payload
Loading 39 font weights typically transfers 200-400 KB just for fonts. Most pages legitimately use 2-3 weights (regular + bold, maybe medium). Audit which weights your stylesheet actually applies and trim the Google Fonts URL accordingly. Affected families: Jost, Roboto, Roboto Slab.
CGreen HostingActionWhether the site is served from green-energy infrastructureREVIEW
Green Hosting
ActionWhether the site is served from green-energy infrastructure
Green Hosting
No green hosting detected
A+Repeat Visit Weight99% cachedPASS
Repeat Visit Weight
99% cached
99% cached
Info::
99% reduction on repeat visits
Returning visitors download only 19 KB (vs 2795 KB first visit). 60 of 61 resources are served from browser cache, saving 0.77g CO2 per repeat visit.
Info::
Repeat visit: 0.01g CO2 (first visit: 0.77g)
First visit
2795 KB
Repeat visit
19 KB
99% reduction on repeat visits
Saving 0.77g CO2 per returning visitor
60 resources served from cache · 1 resources re-downloaded
Image Optimization61 images, 1746 KB total, 17 KB wastedINFO
Image Optimization
61 images, 1746 KB total, 17 KB wasted
Image Optimization Audit
Total Images
61
Total Size
1746 KB
Oversized
5
Wasted
17 KB
All checks on this page are automated. Results are estimates - run targeted manual reviews when the score affects a release decision.