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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
2
REVIEW
1
PASS
3
INFO
0
Checks
6
3 PASS 1 REVIEW 2 FIX
D
CO2 Per Page Load
Action
0.95g CO2 per view
FIX
0.95g CO2 per view
Info::
0.95g CO2 per page view
This page transfers 4.0 MB, producing an estimated 0.95g of CO2 per visit using the Sustainable Web Design model (v4). Breakdown: data center 0.02g, network 0.20g, end-user device 0.73g.
Got: 0.95g CO2 Expected: < 0.50g (sustainability target)
Info::
At 10,000 monthly views: 113.7 kg CO2/year
With 10,000 page views per month, this page would generate approximately 113.7 kg of CO2 annually — equivalent to charging 14218 smartphones.
Info::
Green hosting reduces data center emissions

0.95g

Carbon Footprint per page view

Above sustainability target (0.50g)

Cleaner than 41% of websites

Sustainable Web Design model v4 · Page size: 4.0 MB

Your site
0.95g
Top 10%
0.20g
Target
0.50g
Median website
0.60g

Energy Breakdown

Data center
0.02g
Network
0.20g
End-user device
0.73g
At 10,000 monthly views: Monthly: 9.5 kg · Annual: 113.7 kg · ≈ 14218 smartphone charges
D
Carbon Budget
Action
59th percentile
FIX
59th percentile
Warning::
0.95g CO2 — above the median website (0.60g)
Heavier than an estimated 41% of websites. Reducing page weight, optimizing images, and removing unused JavaScript would lower the carbon footprint. See the Performance tab.
Info::
Estimated 59th percentile
Compared to: top 10% = 0.20g, target = 0.50g, median = 0.60g per page view.
Top 10%
Target
Median website

0.95g

59th percentile

Cleaner than 41% of websites

Above the median website

vs Median 58% more
vs Target 90% more
B
Green Hosting
Green (hosting)
REVIEW
Green (hosting)
Info::
GoDaddy uses renewable energy
Info::
GoDaddy: 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 GoDaddyCDN Varnish

GoDaddy: Verified by the Green Web Foundation

Based on known provider commitments. Verify at thegreenwebfoundation.org

A+
Repeat Visit Weight
95% cached
PASS
95% cached
Info::
95% reduction on repeat visits
Returning visitors download only 186 KB (vs 4101 KB first visit). 330 of 348 resources are served from browser cache, saving 0.90g CO2 per repeat visit.
Info::
Repeat visit: 0.04g CO2 (first visit: 0.95g)
First visit
4101 KB
Repeat visit
186 KB

95% reduction on repeat visits

Saving 0.90g CO2 per returning visitor

330 resources served from cache · 18 resources re-downloaded

A+
Transfer Efficiency
91% efficient
PASS
91% efficient
Info::
Transfer efficiency: 91%
Only 381 KB of potential savings identified. Your page is well-optimized for size.
91% efficient

Total waste: 381 KB (9% of page weight)

Unused JS 381 KB

0.09g unnecessary CO2 per visit

Actual transfer 4101 KB
Theoretical minimum 3719 KB
Potential savings 381 KB (0.09g CO2)

See Deep Analysis sections above for specific optimizations.

A+
Green Hosting
Whether the site is served from green-energy infrastructure
PASS

Green Hosting

This site is hosted on green energy infrastructure

Provider: ALL-INKL.COM

All checks on this page are automated. Results are estimates - run targeted manual reviews when the score affects a release decision.

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