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isd12.org screenshot

Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

isd12.org

Centennial School District

Page Load Speed

1.4 sec in total

First Response

108 ms

Resources Loaded

1.1 sec

Page Rendered

157 ms

isd12.org screenshot

About Website

Welcome to isd12.org homepage info - get ready to check Isd 12 best content for United States right away, or after learning these important things about isd12.org

Centennial offers vibrant learning environments and a track record of academic success.

Visit isd12.org

Key Findings

We analyzed Isd12.org page load time and found that the first response time was 108 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 25% of websites can load faster.

Performance Metrics

isd12.org performance score

0

Network Requests Diagram

isd12.org

108 ms

www.isd12.org

118 ms

fonts.css

270 ms

css_xE-rWrJf-fncB6ztZfd2huxqgxu4WO-qwma6Xer30m4.css

187 ms

css_G0AlQ_M9bBj00pSkg9yc3id4P0-nvF_Dd3nOpUzZWRc.css

196 ms

Our browser made a total of 46 requests to load all elements on the main page. We found that 57% of them (26 requests) were addressed to the original Isd12.org, 17% (8 requests) were made to and 7% (3 requests) were made to Translate.googleapis.com. The less responsive or slowest element that took the longest time to load (270 ms) relates to the external source Cloud.typography.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 490.3 kB (34%)

Content Size

1.4 MB

After Optimization

933.2 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Isd12.org main page is 1.4 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 50% of websites need less resources to load. CSS take 661.9 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 51.9 kB

  • Original 62.8 kB
  • After minification 60.1 kB
  • After compression 10.9 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 51.9 kB or 83% of the original size.

Image Optimization

-3%

Potential reduce by 12.8 kB

  • Original 379.2 kB
  • After minification 366.4 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. Isd 12 images are well optimized though.

JavaScript Optimization

-18%

Potential reduce by 58.7 kB

  • Original 319.5 kB
  • After minification 290.1 kB
  • After compression 260.9 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 58.7 kB or 18% of the original size.

CSS Optimization

-55%

Potential reduce by 366.9 kB

  • Original 661.9 kB
  • After minification 658.9 kB
  • After compression 295.0 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. Isd12.org needs all CSS files to be minified and compressed as it can save up to 366.9 kB or 55% of the original size.

Requests Breakdown

Number of requests can be reduced by 14 (40%)

Requests Now

35

After Optimization

21

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 35 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Isd 12. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

isd12.org

isd12.org

108 ms

www.isd12.org

www.isd12.org

118 ms

fonts.css

fonts.css

270 ms

css_xE-rWrJf-fncB6ztZfd2huxqgxu4WO-qwma6Xer30m4.css

css_xE-rWrJf-fncB6ztZfd2huxqgxu4WO-qwma6Xer30m4.css

187 ms

css_G0AlQ_M9bBj00pSkg9yc3id4P0-nvF_Dd3nOpUzZWRc.css

css_G0AlQ_M9bBj00pSkg9yc3id4P0-nvF_Dd3nOpUzZWRc.css

196 ms

css_jRhVtjL5OnJ1USWTYYfxa87m--SpODOhuJEAiDBAcQ0.css

css_jRhVtjL5OnJ1USWTYYfxa87m--SpODOhuJEAiDBAcQ0.css

200 ms

css_iRVSC9jaaa_r1CoDQLQle7fid5t0wyYu4wbFRQxrZy0.css

css_iRVSC9jaaa_r1CoDQLQle7fid5t0wyYu4wbFRQxrZy0.css

202 ms

jquery.min.js

jquery.min.js

32 ms

js_3TykeRWpejhD4-J3vdlaNXdULg9xhOZhbsppK0o2bUs.js

js_3TykeRWpejhD4-J3vdlaNXdULg9xhOZhbsppK0o2bUs.js

221 ms

js_WUl1jy5jZmrY65yz7R83pfAk2etsauvXIyOwxlPQMb8.js

js_WUl1jy5jZmrY65yz7R83pfAk2etsauvXIyOwxlPQMb8.js

228 ms

js_hZXc4hwNKCaLlL9xHqr0C-vLd3NzbrV4Bie3hIdqrsg.js

js_hZXc4hwNKCaLlL9xHqr0C-vLd3NzbrV4Bie3hIdqrsg.js

229 ms

E-v1.js

E-v1.js

64 ms

element.js

element.js

63 ms

css_fcCudr634UnGtKRqjcsEIjZd2JlCPnwOWSuJPy5tAVs.css

css_fcCudr634UnGtKRqjcsEIjZd2JlCPnwOWSuJPy5tAVs.css

39 ms

724810B3E084ACE3B.css

724810B3E084ACE3B.css

264 ms

analytics.js

analytics.js

30 ms

gz0ik7f16g

gz0ik7f16g

70 ms

logo.png

logo.png

122 ms

middle_school_boys_0.jpg

middle_school_boys_0.jpg

123 ms

elementary_students_group.jpg

elementary_students_group.jpg

197 ms

teacher_and_student.jpg

teacher_and_student.jpg

195 ms

chs_girls_laughing.jpg

chs_girls_laughing.jpg

195 ms

preschool_girl.jpg

preschool_girl.jpg

122 ms

infinite-campus-circle-ready.png

infinite-campus-circle-ready.png

194 ms

kids-club-square.png

kids-club-square.png

202 ms

construction-update.png

construction-update.png

203 ms

snow-square.png

snow-square.png

202 ms

cent-people-icon.png

cent-people-icon.png

203 ms

google-square.png

google-square.png

240 ms

watch-videos.png

watch-videos.png

192 ms

more-arrow.png

more-arrow.png

226 ms

iframe_shim

iframe_shim

73 ms

translateelement.css

translateelement.css

127 ms

main.js

main.js

129 ms

collect

collect

78 ms

hp-img-overlay.png

hp-img-overlay.png

122 ms

fae5b9be92b829170222cc4970a91f07abd943cf.jpg

fae5b9be92b829170222cc4970a91f07abd943cf.jpg

85 ms

AAEAAAABc3MwMQAIAAAAAQAAAAIABgAOAAYAAAABABAAAQAAAAEAKAABAAgAAQAOAAEAAQCqAAEABAABAKoAAQAAAAEAAAABAAEABv9ZAAEAAQCq

AAEAAAABc3MwMQAIAAAAAQAAAAIABgAOAAYAAAABABAAAQAAAAEAKAABAAgAAQAOAAEAAQCqAAEABAABAKoAAQAAAAEAAAABAAEABv9ZAAEAAQCq

31 ms

WQABAAEAqg==

WQABAAEAqg==

31 ms

WQABAAEAqg==

WQABAAEAqg==

30 ms

WQABAAEAqg==

WQABAAEAqg==

28 ms

AAoAAQAAAA4AAAAYAAAAAAACAAEAAQA1AAEABAAAAAIAAA==

AAoAAQAAAA4AAAAYAAAAAAACAAEAAQA1AAEABAAAAAIAAA==

28 ms

AAoAAQAAAA4AAAAYAAAAAAACAAEAAQA1AAEABAAAAAIAAA==

AAoAAQAAAA4AAAAYAAAAAAACAAEAAQA1AAEABAAAAAIAAA==

28 ms

AAoAAQAAAA4AAAAYAAAAAAACAAEAAQA1AAEABAAAAAIAAA==

AAoAAQAAAA4AAAAYAAAAAAACAAEAAQA1AAEABAAAAAIAAA==

27 ms

AAoAAQAAAA4AAAAYAAAAAAACAAEAAQA1AAEABAAAAAIAAA==

AAoAAQAAAA4AAAAYAAAAAAACAAEAAQA1AAEABAAAAAIAAA==

28 ms

element_main.js

element_main.js

39 ms

SEO Factors

isd12.org SEO score

0

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 Isd12.org 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 Isd12.org 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

isd12.org

Open Graph description is not detected on the main page of Isd 12. 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: