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Report Summary

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    Performance

  • 0

    Accessibility

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    Best Practices

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    SEO

klab.caltech.edu

Home Page of the Koch Laboratory

Page Load Speed

1.6 sec in total

First Response

216 ms

Resources Loaded

1.2 sec

Page Rendered

101 ms

klab.caltech.edu screenshot

About Website

Welcome to klab.caltech.edu homepage info - get ready to check Klab Caltech best content for United States right away, or after learning these important things about klab.caltech.edu

Fireworks Splice HTML

Visit klab.caltech.edu

Key Findings

We analyzed Klab.caltech.edu page load time and found that the first response time was 216 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

klab.caltech.edu performance score

0

Network Requests Diagram

klab.caltech.edu

216 ms

klab.css

162 ms

shim.gif

71 ms

index_a.gif

143 ms

index_b.gif

143 ms

Our browser made a total of 37 requests to load all elements on the main page. We found that all of those requests were addressed to Klab.caltech.edu and no external sources were called. The less responsive or slowest element that took the longest time to load (560 ms) belongs to the original domain Klab.caltech.edu.

Page Optimization Overview & Recommendations

Page size can be reduced by 6.5 kB (72%)

Content Size

9.1 kB

After Optimization

2.5 kB

  • HTML
  • CSS

In fact, the total size of Klab.caltech.edu main page is 9.1 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. Only 5% of websites need less resources to load. HTML takes 8.7 kB which makes up the majority of the site volume.

HTML Optimization

-73%

Potential reduce by 6.3 kB

  • Original 8.7 kB
  • After minification 8.3 kB
  • After compression 2.4 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 6.3 kB or 73% of the original size.

CSS Optimization

-51%

Potential reduce by 184 B

  • Original 359 B
  • After minification 271 B
  • After compression 175 B

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. Klab.caltech.edu needs all CSS files to be minified and compressed as it can save up to 184 B or 51% of the original size.

Requests Breakdown

Number of requests can be reduced by 17 (47%)

Requests Now

36

After Optimization

19

  • Images
  • CSS

The browser has sent 36 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Klab Caltech. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

Network Requests Diagram

klab.caltech.edu

klab.caltech.edu

216 ms

klab.css

klab.css

162 ms

shim.gif

shim.gif

71 ms

index_a.gif

index_a.gif

143 ms

index_b.gif

index_b.gif

143 ms

index_c.gif

index_c.gif

145 ms

index_d.gif

index_d.gif

143 ms

index_e.gif

index_e.gif

146 ms

index_f.gif

index_f.gif

209 ms

index_g.gif

index_g.gif

283 ms

index_h.gif

index_h.gif

279 ms

index_i.gif

index_i.gif

281 ms

index_j.gif

index_j.gif

282 ms

index_k.gif

index_k.gif

422 ms

index_l.gif

index_l.gif

350 ms

index_m.gif

index_m.gif

417 ms

index_n.gif

index_n.gif

416 ms

index_o.gif

index_o.gif

417 ms

index_p.gif

index_p.gif

418 ms

index_q.gif

index_q.gif

487 ms

index_r.gif

index_r.gif

556 ms

index_s.gif

index_s.gif

559 ms

index_t.gif

index_t.gif

556 ms

index_u.gif

index_u.gif

559 ms

index_v.gif

index_v.gif

560 ms

index_g_f2.gif

index_g_f2.gif

76 ms

index_c_f3.gif

index_c_f3.gif

144 ms

index_j_f2.gif

index_j_f2.gif

145 ms

index_c_f4.gif

index_c_f4.gif

141 ms

index_m_f2.gif

index_m_f2.gif

145 ms

index_c_f5.gif

index_c_f5.gif

145 ms

index_o_f2.gif

index_o_f2.gif

214 ms

index_c_f6.gif

index_c_f6.gif

281 ms

index_q_f2.gif

index_q_f2.gif

282 ms

index_c_f7.gif

index_c_f7.gif

281 ms

index_t_f2.gif

index_t_f2.gif

283 ms

index_c_f8.gif

index_c_f8.gif

282 ms

SEO Factors

klab.caltech.edu SEO score

0

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Klab.caltech.edu can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Klab.caltech.edu main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

klab.caltech.edu

Open Graph description is not detected on the main page of Klab Caltech. 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: