6.5 sec in total
442 ms
5.4 sec
698 ms
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Visit sci.bioWe analyzed Sci.bio page load time and found that the first response time was 442 ms and then it took 6.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
sci.bio performance score
name
value
score
weighting
Value3.9 s
25/100
10%
Value7.1 s
5/100
25%
Value6.5 s
38/100
10%
Value510 ms
57/100
30%
Value0
100/100
15%
Value5.5 s
71/100
10%
442 ms
9 ms
146 ms
8 ms
27 ms
Our browser made a total of 62 requests to load all elements on the main page. We found that 23% of them (14 requests) were addressed to the original Sci.bio, 18% (11 requests) were made to Google-analytics.com and 16% (10 requests) were made to K7y.pl. The less responsive or slowest element that took the longest time to load (3 sec) belongs to the original domain Sci.bio.
Page size can be reduced by 473.7 kB (34%)
1.4 MB
914.2 kB
In fact, the total size of Sci.bio 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. Images take 722.4 kB which makes up the majority of the site volume.
Potential reduce by 467.1 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 467.1 kB or 86% of the original size.
Potential reduce by 5.7 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. Sci images are well optimized though.
Potential reduce by 428 B
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. This website has mostly compressed JavaScripts.
Potential reduce by 447 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. Sci.bio has all CSS files already compressed.
Number of requests can be reduced by 23 (45%)
51
28
The browser has sent 51 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sci. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
www.sci.bio
442 ms
email-decode.min.js
9 ms
lazyload.min.js
146 ms
main.js
8 ms
memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjr0B4uaVQ.woff
27 ms
memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjr0B4uaVc.ttf
41 ms
memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4uaVQ.woff
68 ms
memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4uaVc.ttf
68 ms
memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsgH1x4uaVQ.woff
74 ms
memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsgH1x4uaVc.ttf
73 ms
memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1x4uaVQ.woff
73 ms
memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1x4uaVc.ttf
73 ms
modules.woff
93 ms
aFT67PxzY382XsXX63LUYL6GYFcan6NJrKp-VPjfJMShrpsGFUt8oXza8Il4sg.woff
107 ms
Sci.biolog.png
110 ms
home-scaled.jpeg
1889 ms
KAY-CHOW.webp
1387 ms
home-2-2-scaled-1.jpg
893 ms
home-2-2-scaled.jpg
154 ms
home-3-scaled-1.jpg
1912 ms
home-3-scaled.jpg
2923 ms
KAY-CHOW.png
2976 ms
home-2-2-scaled-1-1.jpg
2920 ms
48548824-4fd0-4f02-ad01-369862ee2d0f
441 ms
f24b4a80-8d65-4a7a-a4b7-0fb52365b5f0
515 ms
7c50ac50-bbba-4e7c-9cb2-8921c90a5f5b
440 ms
70a3272d-0568-49a0-bc70-543349fba7e6
379 ms
gtm.js
131 ms
bootstrap.min.css
10 ms
font-awesome.min.css
25 ms
analytics.js
39 ms
collect
146 ms
collect
238 ms
collect
213 ms
collect
296 ms
collect
202 ms
collect
208 ms
collect
198 ms
collect
194 ms
bootstrap.min.css
163 ms
bootstrap-theme.min.css
174 ms
bootstrap-overrides.css
171 ms
bootstrap-responsive.min.css
171 ms
jquery.min.js
205 ms
bootstrap.min.js
204 ms
collect
176 ms
collect
180 ms
241 ms
fbevents.js
183 ms
events.js
276 ms
263 ms
259 ms
236 ms
224 ms
collect
100 ms
collect
96 ms
ga-audiences
112 ms
37 ms
26 ms
27 ms
28 ms
22 ms
sci.bio accessibility score
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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
Links do not have a discernible name
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
sci.bio 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
sci.bio SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
Tap targets are not sized appropriately
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sci.bio 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 Sci.bio 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.
sci.bio
Open Graph data is detected on the main page of Sci. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: