https://Nurevealed.com
Sustainability
· 8 checks — CO2 emissions, green hosting, repeat-visit weight, carbon budget, and transfer efficiency rolled into one auditable list.SCORE
79
GRADE
C
FIX
1
REVIEW
3
PASS
3
INFO
1
Checks
83 PASS 3 REVIEW 1 FIX
DGreen HostingActionUnknownFIX
Green Hosting
ActionUnknown
Unknown
Info::
Hosting provider could not be identified
Without knowing the provider, we cannot determine their energy sourcing. Check with your hosting provider about their renewable energy commitments.
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 HostingUnable to Determine
Hosting Not identified✗CDN Not identified✗
Based on known provider commitments. Verify at thegreenwebfoundation.org
BCarbon Budget32th percentileREVIEW
Carbon Budget
32th percentile
32th percentile
Info::
0.42g CO2 — below the sustainability target of 0.50g
Cleaner than an estimated 68% of websites analyzed. This page meets the Web Sustainability Guidelines target.
Info::
Estimated 32th percentile
Compared to: top 10% = 0.20g, target = 0.50g, median = 0.60g per page view.
Top 10%
Target
Median website
0.42g
32nd percentile
Cleaner than 68% of websites
✓ Below the Web Sustainability Guidelines target
vs Median 30% cleaner ✓
vs Target 16% cleaner ✓
CWeb Font Weight VariantsAction19 font weights loaded across 2 famil(y/ies)REVIEW
Web Font Weight Variants
Action19 font weights loaded across 2 famil(y/ies)
19 font weights loaded across 2 famil(y/ies)
Warning::
19 font weights loaded -- likely 100+ KB of unused payload
Loading 19 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: Courier Prime, Jost%3Awght%40400%3B500%3B600%3B700.
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
ACO2 Per Page Load0.42g CO2 per viewPASS
CO2 Per Page Load
0.42g CO2 per view
0.42g CO2 per view
Info::
0.42g CO2 per page view
This page transfers 1.5 MB, producing an estimated 0.42g of CO2 per visit using the Sustainable Web Design model (v4). Breakdown: data center 0.08g, network 0.07g, end-user device 0.27g.
Got: 0.42g CO2 Expected: < 0.50g (sustainability target)
Info::
At 10,000 monthly views: 50.6 kg CO2/year
With 10,000 page views per month, this page would generate approximately 50.6 kg of CO2 annually — equivalent to charging 6318 smartphones.
0.42g
Carbon Footprint per page view
✓ Below sustainability target (0.50g)
Cleaner than 68% of websites
Sustainable Web Design model v4 · Page size: 1.5 MB
Your site
0.42g
Top 10%
0.20g
Target
0.50g
Median website
0.60g
Energy Breakdown
Data center
0.08g
Network
0.07g
End-user device
0.27g
At 10,000 monthly views: Monthly: 4.2 kg · Annual: 50.6 kg · ≈ 6318 smartphone charges
A+Repeat Visit Weight99% cachedPASS
Repeat Visit Weight
99% cached
99% cached
Info::
99% reduction on repeat visits
Returning visitors download only 13 KB (vs 1523 KB first visit). 63 of 64 resources are served from browser cache, saving 0.42g CO2 per repeat visit.
Info::
Repeat visit: 0.00g CO2 (first visit: 0.42g)
First visit
1523 KB
Repeat visit
13 KB
99% reduction on repeat visits
Saving 0.42g CO2 per returning visitor
63 resources served from cache · 1 resources re-downloaded
A+Transfer Efficiency100% efficientPASS
Transfer Efficiency
100% efficient
100% efficient
Info::
Transfer efficiency: 100%
Only 0 KB of potential savings identified. Your page is well-optimized for size.
Actual transfer 1523 KB
Theoretical minimum 1523 KB
See Deep Analysis sections above for specific optimizations.
Image Optimization17 images, 479 KB total, 17 KB wastedINFO
Image Optimization
17 images, 479 KB total, 17 KB wasted
Image Optimization Audit
Total Images
17
Total Size
479 KB
Oversized
1
Wasted
17 KB
9 missing alt text 8 missing dimensions 8 missing lazy loading
All checks on this page are automated. Results are estimates - run targeted manual reviews when the score affects a release decision.