7.3 sec in total
1.5 sec
5.7 sec
102 ms
Welcome to coretek.com.tw homepage info - get ready to check Coretek best content right away, or after learning these important things about coretek.com.tw
Coretek is a leading provider of optical communication products used in telecommunication systems, data communication and fiber channel storage applications. We design, manufacture, and sell a broad b...
Visit coretek.com.twWe analyzed Coretek.com.tw page load time and found that the first response time was 1.5 sec and then it took 5.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
coretek.com.tw performance score
name
value
score
weighting
Value9.2 s
0/100
10%
Value12.8 s
0/100
25%
Value15.7 s
0/100
10%
Value170 ms
92/100
30%
Value0
100/100
15%
Value12.6 s
14/100
10%
1474 ms
51 ms
113 ms
1074 ms
884 ms
Our browser made a total of 64 requests to load all elements on the main page. We found that 5% of them (3 requests) were addressed to the original Coretek.com.tw, 67% (43 requests) were made to System21.webtech.com.tw and 11% (7 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (2.4 sec) relates to the external source System21.webtech.com.tw.
Page size can be reduced by 76.4 kB (19%)
406.0 kB
329.6 kB
In fact, the total size of Coretek.com.tw main page is 406.0 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. 45% of websites need less resources to load. Javascripts take 250.7 kB which makes up the majority of the site volume.
Potential reduce by 42.4 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 42.4 kB or 77% of the original size.
Potential reduce by 5.3 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. Obviously, Coretek needs image optimization as it can save up to 5.3 kB or 14% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 27.7 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 27.7 kB or 11% of the original size.
Potential reduce by 992 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. Coretek.com.tw has all CSS files already compressed.
Number of requests can be reduced by 51 (93%)
55
4
The browser has sent 55 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Coretek. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 30 to 1 for JavaScripts and from 23 to 1 for CSS and as a result speed up the page load time.
coretek.com.tw
1474 ms
css
51 ms
js
113 ms
jquery-1.12.4.min.js
1074 ms
jquery-migrate-1.4.1.js
884 ms
animate.css
897 ms
jquery.fancybox.css
897 ms
font-awesome.min.css
897 ms
bootstrap-min.css
1108 ms
fakeLoader.miracle.css
1090 ms
slick.min.css
1102 ms
model_css.php
2357 ms
index.css
1103 ms
content.css
1278 ms
ionicons.min.css
1295 ms
sweetalert2.min.css
1309 ms
customization_css.php
1131 ms
init.css
1311 ms
jquery.easing.1.3.js
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jquery-ui.min.js
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waypoints.min.js
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imagesloaded.pkgd.min.js
1515 ms
jquery.mousewheel-3.0.6.pack.js
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jquery.fancybox.pack.js
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public.js
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jquery.ddslick.js
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jquery.animate-colors-min.js
1720 ms
modernizr-2.6.1.min.js
1728 ms
jquery.scrollTo-1.4.3.1-min.js
1896 ms
jquery.localscroll-1.2.7-min.js
1908 ms
bootstrap.min.js
1928 ms
jquery.ui.totop.js
1927 ms
jquery.isotope.min.js
1935 ms
js
81 ms
analytics.js
17 ms
collect
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fakeLoader.min.miracle.js
1918 ms
jquery.mobile.custom.min.js
1940 ms
main.js
1941 ms
modernizr.js
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69d9237579.js
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enscroll-0.6.1.min.js
2123 ms
jquery.touchSwipe.min.js
1464 ms
modernizr.js
1760 ms
slick.min.js
1470 ms
sweetalert2.min.js
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css
11 ms
fontello.css
1249 ms
cwtexfangsong.css
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cwtexhei.css
25 ms
cwtexkai.css
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cwtexming.css
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cwtexyen.css
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coretek_logo190626.png
209 ms
69d9237579.css
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fontawesome-webfont.woff
413 ms
memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVc.ttf
49 ms
memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsiH0B4gaVc.ttf
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memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsgH1x4gaVc.ttf
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memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgshZ1x4gaVc.ttf
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iicon.ttf
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iicon.ttf
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font-awesome-css.min.css
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fontawesome-webfont.woff
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coretek.com.tw 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.
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
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.
coretek.com.tw best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
coretek.com.tw 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
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Coretek.com.tw 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 Coretek.com.tw 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.
coretek.com.tw
Open Graph data is detected on the main page of Coretek. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: