https://vishalperipherals.com
Sustainability
· 8 checks — CO2 emissions, green hosting, repeat-visit weight, carbon budget, and transfer efficiency rolled into one auditable list.SCORE
75
GRADE
C
FIX
2
REVIEW
1
PASS
4
INFO
1
Checks
84 PASS 1 REVIEW 2 FIX
FCO2 Per Page LoadAction1.55g CO2 per viewFIX
CO2 Per Page Load
Action1.55g CO2 per view
1.55g CO2 per view
Warning::
1.55g CO2 per page view
This page transfers 6.6 MB, producing an estimated 1.55g of CO2 per visit using the Sustainable Web Design model (v4). Breakdown: data center 0.04g, network 0.32g, end-user device 1.19g.
Got: 1.55g CO2 Expected: < 0.50g (sustainability target)
Info::
At 10,000 monthly views: 186.2 kg CO2/year
With 10,000 page views per month, this page would generate approximately 186.2 kg of CO2 annually — equivalent to charging 23278 smartphones.
Info::
Green hosting reduces data center emissions
1.55g
Carbon Footprint per page view
✗ Above sustainability target (0.50g)
Cleaner than 23% of websites
Sustainable Web Design model v4 · Page size: 6.6 MB
Your site
1.55g
Top 10%
0.20g
Target
0.50g
Median website
0.60g
Energy Breakdown
Data center
0.04g
Network
0.32g
End-user device
1.19g
At 10,000 monthly views: Monthly: 15.5 kg · Annual: 186.2 kg · ≈ 23278 smartphone charges
FCarbon BudgetAction77th percentileFIX
Carbon Budget
Action77th percentile
77th percentile
Warning::
1.55g CO2 — above the median website (0.60g)
Heavier than an estimated 23% of websites. Reducing page weight, optimizing images, and removing unused JavaScript would lower the carbon footprint. See the Performance tab.
Info::
Estimated 77th percentile
Compared to: top 10% = 0.20g, target = 0.50g, median = 0.60g per page view.
Top 10%
Target
Median website
1.55g
77th percentile
Cleaner than 23% of websites
✗ Above the median website
vs Median 159% more
vs Target 210% more
CWeb Font Weight VariantsAction19 font weights loaded across 3 famil(y/ies)REVIEW
Web Font Weight Variants
Action19 font weights loaded across 3 famil(y/ies)
19 font weights loaded across 3 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: Bai Jamjuree, Overpass, Tomorrow.
A+Green HostingGreen (both)PASS
Green Hosting
Green (both)
Green (both)
Info::
Both hosting and CDN use renewable energy
Got: Hosting: GoDaddy, CDN: Cloudflare
Info::
GoDaddy: Verified by the Green Web Foundation
Info::
Cloudflare: 100% renewable energy for global network since 2019
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 GoDaddy✓CDN Cloudflare✓
GoDaddy: Verified by the Green Web Foundation
Cloudflare: 100% renewable energy for global network since 2019
Based on known provider commitments. Verify at thegreenwebfoundation.org
A+Repeat Visit Weight98% cachedPASS
Repeat Visit Weight
98% cached
98% cached
Info::
98% reduction on repeat visits
Returning visitors download only 123 KB (vs 6714 KB first visit). 328 of 331 resources are served from browser cache, saving 1.52g CO2 per repeat visit.
Info::
Repeat visit: 0.03g CO2 (first visit: 1.55g)
First visit
6714 KB
Repeat visit
123 KB
98% reduction on repeat visits
Saving 1.52g CO2 per returning visitor
328 resources served from cache · 3 resources re-downloaded
A+Transfer Efficiency93% efficientPASS
Transfer Efficiency
93% efficient
93% efficient
Info::
Transfer efficiency: 93%
Only 499 KB of potential savings identified. Your page is well-optimized for size.
Total waste: 499 KB (7% of page weight)
Unused JS 499 KB
0.12g unnecessary CO2 per visit
Actual transfer 6714 KB
Theoretical minimum 6215 KB
Potential savings 499 KB (0.12g CO2)
See Deep Analysis sections above for specific optimizations.
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: Cloudflare
Image Optimization150 images, 3900 KB total, 162 KB wastedINFO
Image Optimization
150 images, 3900 KB total, 162 KB wasted
Image Optimization Audit
Total Images
150
Total Size
3900 KB
Oversized
12
Wasted
162 KB
3 missing alt text 30 missing dimensions 55 missing lazy loading
All checks on this page are automated. Results are estimates - run targeted manual reviews when the score affects a release decision.