1.4 sec in total
288 ms
988 ms
109 ms
Click here to check amazing Sierra Medical content. Otherwise, check out these important facts you probably never knew about sierra-medical.com
Sierra For Medical Science is a service-oriented company that provides biological tissue to the research and development industry.
Visit sierra-medical.comWe analyzed Sierra-medical.com page load time and found that the first response time was 288 ms and then it took 1.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.
sierra-medical.com performance score
name
value
score
weighting
Value1.2 s
99/100
10%
Value1.2 s
100/100
25%
Value1.2 s
100/100
10%
Value20 ms
100/100
30%
Value0.028
100/100
15%
Value1.6 s
100/100
10%
288 ms
133 ms
133 ms
223 ms
71 ms
Our browser made a total of 47 requests to load all elements on the main page. We found that 96% of them (45 requests) were addressed to the original Sierra-medical.com, 4% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (417 ms) belongs to the original domain Sierra-medical.com.
Page size can be reduced by 47.4 kB (37%)
129.5 kB
82.1 kB
In fact, the total size of Sierra-medical.com main page is 129.5 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. 15% of websites need less resources to load. Images take 60.3 kB which makes up the majority of the site volume.
Potential reduce by 9.1 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 9.1 kB or 74% of the original size.
Potential reduce by 61 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. Sierra Medical images are well optimized though.
Potential reduce by 30.4 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 30.4 kB or 63% of the original size.
Potential reduce by 7.8 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. Sierra-medical.com needs all CSS files to be minified and compressed as it can save up to 7.8 kB or 88% of the original size.
Number of requests can be reduced by 9 (20%)
46
37
The browser has sent 46 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sierra Medical. 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.
sierra-medical.com
288 ms
rollovers.js
133 ms
viewImg.js
133 ms
sierra.css
223 ms
sierra_logo.gif
71 ms
americanflag1.gif
74 ms
sierra_search.gif
69 ms
sierra_go.gif
144 ms
sierra_cart.gif
143 ms
sierra_account.gif
142 ms
sierra_signin.gif
144 ms
spacer.gif
144 ms
sierra_menu1.gif
158 ms
sierra_menu12.gif
211 ms
sierra_menu2.gif
212 ms
sierra_menu23.gif
211 ms
sierra_menu3.gif
212 ms
sierra_menu34.gif
213 ms
sierra_menu4.gif
230 ms
sierra_menu45.gif
267 ms
sierra_menu5.gif
268 ms
white_spacer.gif
268 ms
sierra_topleft.gif
351 ms
sierra_title.gif
273 ms
sierra_bottomleft.gif
297 ms
disc1.gif
332 ms
circles1.gif
403 ms
organs_large.jpg
406 ms
eye_large.jpg
417 ms
bloodcells_large.jpg
366 ms
ga.js
9 ms
left_blockbg.gif
304 ms
sierra_top_bg.gif
322 ms
__utm.gif
14 ms
sierra_menu1_on.gif
70 ms
sierra_menu12_on1.gif
70 ms
sierra_menu2_on.gif
70 ms
sierra_menu12_on2.gif
67 ms
sierra_menu23_on2.gif
161 ms
sierra_menu3_on.gif
70 ms
sierra_menu23_on3.gif
134 ms
sierra_menu34_on3.gif
134 ms
sierra_menu4_on.gif
135 ms
sierra_menu34_on4.gif
136 ms
sierra_menu45_on4.gif
161 ms
sierra_menu5_on.gif
200 ms
sierra_menu45_on5.gif
201 ms
sierra-medical.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.
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
Names and labels
These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
Image elements do not have [alt] attributes
<input type="image"> elements do not have [alt] text
Form elements do not have associated labels
sierra-medical.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
sierra-medical.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sierra-medical.com 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 Sierra-medical.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.
sierra-medical.com
Open Graph description is not detected on the main page of Sierra Medical. 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: