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https://www.intercom.com

Sustainability

· 6 checks — CO2 emissions, green hosting, repeat-visit weight, carbon budget, and transfer efficiency rolled into one auditable list.
SCORE
56
GRADE
D
FIX
3
REVIEW
2
PASS
1
INFO
0
Device:
Mobile Desktop
Checks
6
1 PASS 2 REVIEW 3 FIX
F
CO2 Per Page Load
Action
1.74g CO2 per view
FIX
1.74g CO2 per view
Warning::
1.74g CO2 per page view
This page transfers 6.2 MB, producing an estimated 1.74g of CO2 per visit using the Sustainable Web Design model (v4). Breakdown: data center 0.32g, network 0.30g, end-user device 1.12g.
Got: 1.74g CO2 Expected: < 0.50g (sustainability target)
Info::
At 10,000 monthly views: 209.1 kg CO2/year
With 10,000 page views per month, this page would generate approximately 209.1 kg of CO2 annually — equivalent to charging 26139 smartphones.

1.74g

Carbon Footprint per page view

✗ Above sustainability target (0.50g)

Cleaner than 18% of websites

Sustainable Web Design model v4 · Page size: 6.2 MB

Your site
1.74g
Top 10%
0.20g
Target
0.50g
Median website
0.60g

Energy Breakdown

Data center
0.32g
Network
0.30g
End-user device
1.12g
At 10,000 monthly views: Monthly: 17.4 kg · Annual: 209.1 kg · ≈ 26139 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 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 Amazon Web Services✗CDN AWS CloudFront✗

AWS CloudFront: Renewable varies by edge location

Based on known provider commitments. Verify at thegreenwebfoundation.org

F
Carbon Budget
Action
82th percentile
FIX
82th percentile
Warning::
1.74g CO2 — above the median website (0.60g)
Heavier than an estimated 18% of websites. Reducing page weight, optimizing images, and removing unused JavaScript would lower the carbon footprint. See the Performance tab.
Info::
Estimated 82th percentile
Compared to: top 10% = 0.20g, target = 0.50g, median = 0.60g per page view.
Top 10%
Target
Median website

1.74g

82nd percentile

Cleaner than 18% of websites

✗ Above the median website

vs Median 190% more
vs Target 249% more
B
Transfer Efficiency
85% efficient
REVIEW
85% efficient
Info::
Transfer efficiency: 85%
An estimated 934 KB (15%) could be eliminated: 0 KB via better compression, 0 KB via modern image formats, 934 KB of unused JavaScript. This wasted data produces 0.26g of unnecessary CO2 per page view.
85% efficient

Total waste: 934 KB (15% of page weight)

Unused JS 934 KB

0.26g unnecessary CO2 per visit

Actual transfer 6301 KB
Theoretical minimum 5366 KB
Potential savings 934 KB (0.26g CO2)

See Deep Analysis sections above for specific optimizations.

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 78 KB (vs 6301 KB first visit). 148 of 149 resources are served from browser cache, saving 1.72g CO2 per repeat visit.
Info::
Repeat visit: 0.02g CO2 (first visit: 1.74g)
First visit
6301 KB
Repeat visit
78 KB

99% reduction on repeat visits

Saving 1.72g CO2 per returning visitor

148 resources served from cache · 1 resources re-downloaded

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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