2 sec in total
377 ms
1.4 sec
215 ms
Visit topchange.net now to see the best up-to-date Topchange content for Iran and also check out these interesting facts you probably never knew about topchange.net
Simple and safe operation of the exchange, buying and selling of electronic currency
Visit topchange.netWe analyzed Topchange.net page load time and found that the first response time was 377 ms and then it took 1.6 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.
topchange.net performance score
name
value
score
weighting
Value2.5 s
67/100
10%
Value15.3 s
0/100
25%
Value9.2 s
13/100
10%
Value1,540 ms
13/100
30%
Value0.001
100/100
15%
Value22.6 s
1/100
10%
377 ms
146 ms
91 ms
237 ms
89 ms
Our browser made a total of 73 requests to load all elements on the main page. We found that 97% of them (71 requests) were addressed to the original Topchange.net, 3% (2 requests) were made to Livezilla.topchange.net. The less responsive or slowest element that took the longest time to load (442 ms) relates to the external source Livezilla.topchange.net.
Page size can be reduced by 464.2 kB (52%)
891.6 kB
427.4 kB
In fact, the total size of Topchange.net main page is 891.6 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. 50% of websites need less resources to load. Javascripts take 414.6 kB which makes up the majority of the site volume.
Potential reduce by 20.6 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 20.6 kB or 80% of the original size.
Potential reduce by 23.9 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. Topchange images are well optimized though.
Potential reduce by 311.2 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 311.2 kB or 75% of the original size.
Potential reduce by 108.4 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. Topchange.net needs all CSS files to be minified and compressed as it can save up to 108.4 kB or 85% of the original size.
Number of requests can be reduced by 38 (53%)
72
34
The browser has sent 72 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Topchange. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 27 to 1 for JavaScripts and from 13 to 1 for CSS and as a result speed up the page load time.
topchange.net
377 ms
jquery-1.7.1.min.js
146 ms
jquery.unobtrusive-ajax.min.js
91 ms
jquery-ui-1.8.17.custom.min.js
237 ms
jquery.corner.js
89 ms
jquery.validate.js
126 ms
jquery.cookie.js
86 ms
css_browser_selector.js
167 ms
jquery.placeholder.min.js
164 ms
jquery.jqplot.min.js
289 ms
jqplot.highlighter.min.js
168 ms
jqplot.cursor.min.js
193 ms
jqplot.dateAxisRenderer.min.js
210 ms
jqplot.pieRenderer.min.js
213 ms
jqplot.barRenderer.min.js
211 ms
jquery.cleditor.min.js
232 ms
fullcalendar.min.js
307 ms
jquery.multiselect.min.js
259 ms
jquery.tipsy.js
259 ms
jquery.validationEngine.js
276 ms
jquery.validationEngine-en.js
277 ms
jquery.dataTables.min.js
315 ms
jquery.fancybox-1.3.4.pack.js
318 ms
jquery.easing-1.4.pack.js
320 ms
js.js
322 ms
Custom.js
330 ms
NumberFunctions.js
327 ms
reset.css
328 ms
grid.css
328 ms
style.css
347 ms
appstyle.css
351 ms
plugins.css
360 ms
slides.min.jquery.js
366 ms
viber.png
37 ms
whatsapp.png
37 ms
line.png
53 ms
telegram.png
56 ms
002.jpg
133 ms
001.jpg
187 ms
jquery-ui-1.8.17.custom.css
76 ms
jquery.jqplot.min.css
67 ms
jquery.cleditor.css
71 ms
fullcalendar.css
68 ms
fullcalendar.print.css
130 ms
tipsy.css
130 ms
validationEngine.jquery.css
108 ms
jquery.fancybox-1.3.4.css
127 ms
image.php
182 ms
pattern2.png
56 ms
pattern14.png
54 ms
ico-register.png
63 ms
ico-login.png
59 ms
icon-arrow.png
69 ms
gb.png
71 ms
ru.png
88 ms
pageBg.png
87 ms
TopChangeLogo.png
92 ms
icon-phone.png
96 ms
icon-contact.png
104 ms
icon-home.png
104 ms
bullet-title.png
122 ms
smallpreloader.gif
123 ms
icon-gray-info.png
129 ms
Logo.png
133 ms
icon-info.png
121 ms
line-top.png
118 ms
line-bottom.png
135 ms
002.jpg
111 ms
loading.gif
119 ms
arrow-prev.png
120 ms
arrow-next.png
121 ms
pagination.png
123 ms
server.php
442 ms
topchange.net accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
[aria-*] attributes do not match their roles
ARIA IDs are not unique
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
Buttons do not have an accessible name
Links do not have a discernible name
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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.
topchange.net 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
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
topchange.net 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 doesn't use legible font sizes
Tap targets are not sized appropriately
FA
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Topchange.net can be misinterpreted by Google and other search engines. Our service has detected that Persian is used on the page, and it does not match the claimed English language. Our system also found out that Topchange.net 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.
topchange.net
Open Graph description is not detected on the main page of Topchange. 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: