https://sante.fr
Sustainability
· 6 checks — CO2 emissions, green hosting, repeat-visit weight, carbon budget, and transfer efficiency rolled into one auditable list.SCORE
76
GRADE
C
FIX
1
REVIEW
3
PASS
2
INFO
0
Checks
62 PASS 3 REVIEW 1 FIX
DCarbon BudgetAction53th percentileFIX
Carbon Budget
Action53th percentile
53th percentile
Warning::
0.71g CO2 — above the median website (0.60g)
Heavier than an estimated 47% of websites. Reducing page weight, optimizing images, and removing unused JavaScript would lower the carbon footprint. See the Performance tab.
Info::
Estimated 53th percentile
Compared to: top 10% = 0.20g, target = 0.50g, median = 0.60g per page view.
Top 10%
Target
Median website
0.71g
53rd percentile
Cleaner than 47% of websites
✗ Above the median website
vs Median 18% more
vs Target 41% more
BCO2 Per Page Load0.71g CO2 per viewREVIEW
CO2 Per Page Load
0.71g CO2 per view
0.71g CO2 per view
Info::
0.71g CO2 per page view
This page transfers 3.0 MB, producing an estimated 0.71g of CO2 per visit using the Sustainable Web Design model (v4). Breakdown: data center 0.02g, network 0.15g, end-user device 0.54g.
Got: 0.71g CO2 Expected: < 0.50g (sustainability target)
Info::
At 10,000 monthly views: 84.8 kg CO2/year
With 10,000 page views per month, this page would generate approximately 84.8 kg of CO2 annually — equivalent to charging 10596 smartphones.
Info::
Green hosting reduces data center emissions
0.71g
Carbon Footprint per page view
✗ Above sustainability target (0.50g)
Cleaner than 47% of websites
Sustainable Web Design model v4 · Page size: 3.0 MB
Your site
0.71g
Top 10%
0.20g
Target
0.50g
Median website
0.60g
Energy Breakdown
Data center
0.02g
Network
0.15g
End-user device
0.54g
At 10,000 monthly views: Monthly: 7.1 kg · Annual: 84.8 kg · ≈ 10596 smartphone charges
BGreen HostingGreen (hosting)REVIEW
Green Hosting
Green (hosting)
Green (hosting)
Info::
OVHcloud uses renewable energy
Info::
OVHcloud: Verified by the Green Web Foundation
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 Hosting✓ Green Hosted
Hosting OVHcloud✓CDN Not identified✗
OVHcloud: Verified by the Green Web Foundation
Based on known provider commitments. Verify at thegreenwebfoundation.org
BTransfer Efficiency84% efficientREVIEW
Transfer Efficiency
84% efficient
84% efficient
Info::
Transfer efficiency: 84%
An estimated 478 KB (16%) could be eliminated: 0 KB via better compression, 0 KB via modern image formats, 478 KB of unused JavaScript. This wasted data produces 0.11g of unnecessary CO2 per page view.
Total waste: 478 KB (16% of page weight)
Unused JS 478 KB
0.11g unnecessary CO2 per visit
Actual transfer 3056 KB
Theoretical minimum 2577 KB
Potential savings 478 KB (0.11g CO2)
See Deep Analysis sections above for specific optimizations.
A+Repeat Visit Weight100% cachedPASS
Repeat Visit Weight
100% cached
100% cached
Info::
100% reduction on repeat visits
Returning visitors download only 11 KB (vs 3056 KB first visit). 56 of 57 resources are served from browser cache, saving 0.70g CO2 per repeat visit.
Info::
Repeat visit: 0.00g CO2 (first visit: 0.71g)
First visit
3056 KB
Repeat visit
11 KB
100% reduction on repeat visits
Saving 0.70g CO2 per returning visitor
56 resources served from cache · 1 resources re-downloaded
A+Green HostingWhether the site is served from green-energy infrastructurePASS
Green Hosting
Whether the site is served from green-energy infrastructure
Green Hosting
This site is hosted on green energy infrastructure
Provider: OVHcloud
All checks on this page are automated. Results are estimates - run targeted manual reviews when the score affects a release decision.