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https://mystrikingly.com

Sustainability

· 6 checks — CO2 emissions, green hosting, repeat-visit weight, carbon budget, and transfer efficiency rolled into one auditable list.
SCORE
68
GRADE
D
FIX
3
REVIEW
1
PASS
2
INFO
0
Device:
Mobile Desktop
Checks
6
2 PASS 1 REVIEW 3 FIX
D
CO2 Per Page Load
Action
1.24g CO2 per view
FIX
1.24g CO2 per view
Warning::
1.24g CO2 per page view
This page transfers 4.4 MB, producing an estimated 1.24g of CO2 per visit using the Sustainable Web Design model (v4). Breakdown: data center 0.23g, network 0.21g, end-user device 0.79g.
Got: 1.24g CO2 Expected: < 0.50g (sustainability target)
Info::
At 10,000 monthly views: 148.6 kg CO2/year
With 10,000 page views per month, this page would generate approximately 148.6 kg of CO2 annually — equivalent to charging 18570 smartphones.

1.24g

Carbon Footprint per page view

✗ Above sustainability target (0.50g)

Cleaner than 32% of websites

Sustainable Web Design model v4 · Page size: 4.4 MB

Your site
1.24g
Top 10%
0.20g
Target
0.50g
Median website
0.60g

Energy Breakdown

Data center
0.23g
Network
0.21g
End-user device
0.79g
At 10,000 monthly views: Monthly: 12.4 kg · Annual: 148.6 kg · ≈ 18570 smartphone charges
D
Green Hosting
Action
Not green
FIX
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::
AWS: Renewable energy varies by region; committed to 100% by 2025
Info::
AWS CloudFront: Renewable varies by edge location
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 AWS✗CDN AWS CloudFront✗

AWS: Renewable energy varies by region; committed to 100% by 2025

AWS CloudFront: Renewable varies by edge location

Based on known provider commitments. Verify at thegreenwebfoundation.org

D
Carbon Budget
Action
68th percentile
FIX
68th percentile
Warning::
1.24g CO2 — above the median website (0.60g)
Heavier than an estimated 32% of websites. Reducing page weight, optimizing images, and removing unused JavaScript would lower the carbon footprint. See the Performance tab.
Info::
Estimated 68th percentile
Compared to: top 10% = 0.20g, target = 0.50g, median = 0.60g per page view.
Top 10%
Target
Median website

1.24g

68th percentile

Cleaner than 32% of websites

✗ Above the median website

vs Median 106% more
vs Target 148% more
C
Green Hosting
Action
Whether the site is served from green-energy infrastructure
REVIEW

Green Hosting

No green hosting detected

A+
Repeat Visit Weight
99% cached
PASS
99% cached
Info::
99% reduction on repeat visits
Returning visitors download only 33 KB (vs 4476 KB first visit). 27 of 28 resources are served from browser cache, saving 1.23g CO2 per repeat visit.
Info::
Repeat visit: 0.01g CO2 (first visit: 1.24g)
First visit
4476 KB
Repeat visit
33 KB

99% reduction on repeat visits

Saving 1.23g CO2 per returning visitor

27 resources served from cache · 1 resources re-downloaded

A+
Transfer Efficiency
100% efficient
PASS
100% efficient
Info::
Transfer efficiency: 100%
Only 21 KB of potential savings identified. Your page is well-optimized for size.
100% efficient

Total waste: 21 KB (0% of page weight)

Unused JS 21 KB

0.01g unnecessary CO2 per visit

Actual transfer 4476 KB
Theoretical minimum 4454 KB
Potential savings 21 KB (0.01g CO2)

See Deep Analysis sections above for specific optimizations.

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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