Tools & Wizards About Us
heart-valve-surgery.newsvine.com screenshot

Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

heart-valve-surgery.newsvine.com

NBC News - Breaking News & Top Stories - Latest World, US & Local News | NBC News

Page Load Speed

54.6 sec in total

First Response

571 ms

Resources Loaded

6.3 sec

Page Rendered

47.8 sec

heart-valve-surgery.newsvine.com screenshot

About Website

Visit heart-valve-surgery.newsvine.com now to see the best up-to-date Heart Valve Surgery News Vine content for United States and also check out these interesting facts you probably never knew about heart-valve-surgery.newsvine.com

Go to NBCNews.com for breaking news, videos, and the latest top stories in world news, business, politics, health and pop culture.

Visit heart-valve-surgery.newsvine.com

Key Findings

We analyzed Heart-valve-surgery.newsvine.com page load time and found that the first response time was 571 ms and then it took 54 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.

Performance Metrics

heart-valve-surgery.newsvine.com performance score

0

Network Requests Diagram

www.nbcnews.com

571 ms

8fc05eb99eac7270.css

674 ms

fontface.css

668 ms

header.css

802 ms

footer.css

806 ms

Our browser made a total of 128 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Heart-valve-surgery.newsvine.com, 40% (51 requests) were made to Nodeassets.nbcnews.com and 1% (1 request) were made to Nbcnews.com. The less responsive or slowest element that took the longest time to load (3.4 sec) relates to the external source Nodeassets.nbcnews.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.5 MB (45%)

Content Size

3.4 MB

After Optimization

1.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Heart-valve-surgery.newsvine.com main page is 3.4 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. 85% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. HTML takes 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 1.1 MB

  • Original 1.3 MB
  • After minification 1.3 MB
  • After compression 196.8 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 1.1 MB or 85% of the original size.

Image Optimization

-0%

Potential reduce by 6.2 kB

  • Original 1.2 MB
  • After minification 1.2 MB

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. Heart Valve Surgery News Vine images are well optimized though.

JavaScript Optimization

-13%

Potential reduce by 40.3 kB

  • Original 322.2 kB
  • After minification 322.2 kB
  • After compression 281.9 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 40.3 kB or 13% of the original size.

CSS Optimization

-75%

Potential reduce by 394.2 kB

  • Original 522.1 kB
  • After minification 520.8 kB
  • After compression 128.0 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. Heart-valve-surgery.newsvine.com needs all CSS files to be minified and compressed as it can save up to 394.2 kB or 75% of the original size.

Requests Breakdown

Number of requests can be reduced by 45 (37%)

Requests Now

121

After Optimization

76

  • Images
  • JavaScript
  • CSS

The browser has sent 121 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Heart Valve Surgery News Vine. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 36 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.nbcnews.com

www.nbcnews.com

571 ms

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SEO Factors

heart-valve-surgery.newsvine.com 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 Heart-valve-surgery.newsvine.com 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 Heart-valve-surgery.newsvine.com 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

heart-valve-surgery.newsvine.com

Open Graph data is detected on the main page of Heart Valve Surgery News Vine. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: