4.7 sec in total
144 ms
3.7 sec
839 ms
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Visit sixteenvalves.comWe analyzed Sixteenvalves.com page load time and found that the first response time was 144 ms and then it took 4.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
sixteenvalves.com performance score
name
value
score
weighting
Value1.7 s
92/100
10%
Value2.4 s
91/100
25%
Value2.8 s
95/100
10%
Value590 ms
50/100
30%
Value0.361
30/100
15%
Value2.9 s
96/100
10%
144 ms
692 ms
11 ms
34 ms
8 ms
Our browser made a total of 81 requests to load all elements on the main page. We found that 60% of them (49 requests) were addressed to the original Sixteenvalves.com, 6% (5 requests) were made to Pagead2.googlesyndication.com and 5% (4 requests) were made to Googleads.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (1.8 sec) belongs to the original domain Sixteenvalves.com.
Page size can be reduced by 376.8 kB (23%)
1.6 MB
1.2 MB
In fact, the total size of Sixteenvalves.com main page is 1.6 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. 75% 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. Images take 1.1 MB which makes up the majority of the site volume.
Potential reduce by 69.7 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 69.7 kB or 86% of the original size.
Potential reduce by 484 B
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. Sixteenvalves images are well optimized though.
Potential reduce by 198.6 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 198.6 kB or 67% of the original size.
Potential reduce by 108.1 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. Sixteenvalves.com needs all CSS files to be minified and compressed as it can save up to 108.1 kB or 83% of the original size.
Number of requests can be reduced by 33 (45%)
74
41
The browser has sent 74 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sixteenvalves. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
sixteenvalves.com
144 ms
www.sixteenvalves.com
692 ms
analytics.js
11 ms
css
34 ms
swipebox.min.css
8 ms
style.css
26 ms
responsive.css
259 ms
custom.css
765 ms
font-awesome.min.css
1328 ms
jquery.js
26 ms
jquery-migrate.min.js
1776 ms
jquery.swipebox.min.js
25 ms
front.js
27 ms
jquery.flexslider.min.js
27 ms
adsbygoogle.js
22 ms
jquery.fitvids.js
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owl.carousel.min.js
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scripts.js
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wp-embed.min.js
51 ms
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35 ms
wp-emoji-release.min.js
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car-news1.jpg
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30 ms
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nsLtvfQoT-rVwGTHHnkeJqCWcynf_cDxXwCLxiixG1c.ttf
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fontawesome-webfont.woff
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ca-pub-7514240005319463.js
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zrt_lookup.html
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show_ads_impl.js
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ads
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ads
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osd.js
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antenna2.js
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prWriteCode.js
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adServer.bs
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PRScript
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skeleton.js
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m
143 ms
sixteenvalves.com accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
sixteenvalves.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
sixteenvalves.com SEO score
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
Document uses legible font sizes
N/A
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sixteenvalves.com can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is English. Our system also found out that Sixteenvalves.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.
sixteenvalves.com
Open Graph description is not detected on the main page of Sixteenvalves. 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: