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gcep.stanford.edu screenshot

Report Summary

  • 48

    Performance

    Renders faster than
    66% of other websites

  • 98

    Accessibility

    Visual factors better than
    that of 94% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

gcep.stanford.edu

Global Climate & Energy Project at Stanford University | ENERGY

Page Load Speed

1.3 sec in total

First Response

10 ms

Resources Loaded

623 ms

Page Rendered

695 ms

gcep.stanford.edu screenshot

About Website

Click here to check amazing Gcep Stanford content for United States. Otherwise, check out these important facts you probably never knew about gcep.stanford.edu

Visit gcep.stanford.edu

Key Findings

We analyzed Gcep.stanford.edu page load time and found that the first response time was 10 ms and then it took 1.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

gcep.stanford.edu performance score

48

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.4 s

16/100

10%

LCP (Largest Contentful Paint)

Value5.2 s

23/100

25%

SI (Speed Index)

Value4.9 s

64/100

10%

TBT (Total Blocking Time)

Value560 ms

53/100

30%

CLS (Cumulative Layout Shift)

Value0.066

97/100

15%

TTI (Time to Interactive)

Value8.0 s

42/100

10%

Network Requests Diagram

gcep.stanford.edu

10 ms

gcep

76 ms

js

59 ms

css_s-jwY4IpyfHyEnd9grWIA0Nxjn6Z2UQ8GfujNWjWVJg.css

96 ms

all.css

42 ms

Our browser made a total of 39 requests to load all elements on the main page. We found that 3% of them (1 request) were addressed to the original Gcep.stanford.edu, 36% (14 requests) were made to Energy.stanford.edu and 31% (12 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (142 ms) relates to the external source Fonts.gstatic.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 27.7 kB (10%)

Content Size

268.3 kB

After Optimization

240.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Gcep.stanford.edu main page is 268.3 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 65% of websites need less resources to load. Javascripts take 103.4 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 27.0 kB

  • Original 34.6 kB
  • After minification 31.3 kB
  • After compression 7.6 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 27.0 kB or 78% of the original size.

Image Optimization

-1%

Potential reduce by 513 B

  • Original 41.6 kB
  • After minification 41.1 kB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Gcep Stanford images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 0 B

  • Original 103.4 kB
  • After minification 103.4 kB
  • After compression 103.4 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. This website has mostly compressed JavaScripts.

CSS Optimization

-0%

Potential reduce by 216 B

  • Original 88.6 kB
  • After minification 88.6 kB
  • After compression 88.4 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Gcep.stanford.edu has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 11 (61%)

Requests Now

18

After Optimization

7

  • Images
  • JavaScript
  • CSS

The browser has sent 18 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Gcep Stanford. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

gcep.stanford.edu

gcep.stanford.edu

10 ms

gcep

gcep

76 ms

js

js

59 ms

css_s-jwY4IpyfHyEnd9grWIA0Nxjn6Z2UQ8GfujNWjWVJg.css

css_s-jwY4IpyfHyEnd9grWIA0Nxjn6Z2UQ8GfujNWjWVJg.css

96 ms

all.css

all.css

42 ms

v4-shims.css

v4-shims.css

56 ms

css_7U6cmKho6lsksX2U_Z2V_zPa9KFs_kUwoDvMUE0_NCk.css

css_7U6cmKho6lsksX2U_Z2V_zPa9KFs_kUwoDvMUE0_NCk.css

53 ms

css_vhcz6lWC1DxSfcZPGt12euAuDrTlIN5VAvurjjwFVbg.css

css_vhcz6lWC1DxSfcZPGt12euAuDrTlIN5VAvurjjwFVbg.css

83 ms

css_ElJAadeRZNkM7LkduIZwiD0U15MsSKfgPkVt4bHnLMU.css

css_ElJAadeRZNkM7LkduIZwiD0U15MsSKfgPkVt4bHnLMU.css

75 ms

modernizr.min.js

modernizr.min.js

28 ms

js_TguETZgYuWAB18aMnHdt9NwWEu6qptlTNfghvW8plVc.js

js_TguETZgYuWAB18aMnHdt9NwWEu6qptlTNfghvW8plVc.js

53 ms

css2

css2

36 ms

css2

css2

53 ms

css2

css2

57 ms

css2

css2

57 ms

css2

css2

58 ms

css_t24fQmXslix_fwPd4atwM5-lCrbIFwRO_7TaMMhebvk.css

css_t24fQmXslix_fwPd4atwM5-lCrbIFwRO_7TaMMhebvk.css

20 ms

stanford_energy_logo_1.png

stanford_energy_logo_1.png

30 ms

gcep-graphic_website_0.jpg

gcep-graphic_website_0.jpg

23 ms

sdss-footer-lockup.svg

sdss-footer-lockup.svg

20 ms

nwpBtKy2OAdR1K-IwhWudF-R9QMylBJAV3Bo8Ky461EO.woff

nwpBtKy2OAdR1K-IwhWudF-R9QMylBJAV3Bo8Ky461EO.woff

39 ms

nwpBtKy2OAdR1K-IwhWudF-R9QMylBJAV3Bo8Kzm61EO.woff

nwpBtKy2OAdR1K-IwhWudF-R9QMylBJAV3Bo8Kzm61EO.woff

110 ms

nwpBtKy2OAdR1K-IwhWudF-R9QMylBJAV3Bo8Kw461EO.woff

nwpBtKy2OAdR1K-IwhWudF-R9QMylBJAV3Bo8Kw461EO.woff

142 ms

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nwpBtKy2OAdR1K-IwhWudF-R9QMylBJAV3Bo8Kxm7FEO.woff

142 ms

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nwpBtKy2OAdR1K-IwhWudF-R9QMylBJAV3Bo8Kxf7FEO.woff

142 ms

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nwpBtKy2OAdR1K-IwhWudF-R9QMylBJAV3Bo8KwR7FEO.woff

141 ms

stanford.woff

stanford.woff

99 ms

fa-solid-900.woff

fa-solid-900.woff

87 ms

fa-solid-900.woff

fa-solid-900.woff

23 ms

fa-regular-400.woff

fa-regular-400.woff

86 ms

fa-regular-400.woff

fa-regular-400.woff

35 ms

fa-brands-400.woff

fa-brands-400.woff

87 ms

fa-brands-400.woff

fa-brands-400.woff

86 ms

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34 ms

nwpDtKy2OAdR1K-IwhWudF-R3woAa8opPOrG97lwqOdO9C0.woff

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35 ms

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37 ms

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37 ms

nwpDtKy2OAdR1K-IwhWudF-R3woAa8opPOrG97lwqF5J9C0.woff

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35 ms

nwpDtKy2OAdR1K-IwhWudF-R3woAa8opPOrG97lwqBBJ9C0.woff

nwpDtKy2OAdR1K-IwhWudF-R3woAa8opPOrG97lwqBBJ9C0.woff

36 ms

Accessibility Review

gcep.stanford.edu accessibility score

98

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Best Practices

gcep.stanford.edu best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

gcep.stanford.edu SEO score

90

Search Engine Optimization Advices

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Gcep.stanford.edu can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Gcep.stanford.edu main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

gcep.stanford.edu

Open Graph description is not detected on the main page of Gcep Stanford. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: