4.2 sec in total
840 ms
3.1 sec
275 ms
Click here to check amazing Tsz content for Iran. Otherwise, check out these important facts you probably never knew about tsz.co.ir
کفپوش اپوکسی،الیاف frp،ترمیم بتن،الیاف کربن،الیاف شیشه،گروت،کاشت میلگرد،آب بندی بتن،پوشش های ضد اسید،پوشش ضد حریق،frp.
Visit tsz.co.irWe analyzed Tsz.co.ir page load time and found that the first response time was 840 ms and then it took 3.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.
tsz.co.ir performance score
name
value
score
weighting
Value5.2 s
8/100
10%
Value20.9 s
0/100
25%
Value8.2 s
20/100
10%
Value870 ms
33/100
30%
Value0.102
89/100
15%
Value10.6 s
23/100
10%
840 ms
214 ms
411 ms
427 ms
343 ms
Our browser made a total of 42 requests to load all elements on the main page. We found that all of those requests were addressed to Tsz.co.ir and no external sources were called. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Tsz.co.ir.
Page size can be reduced by 597.7 kB (16%)
3.7 MB
3.1 MB
In fact, the total size of Tsz.co.ir main page is 3.7 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 3.2 MB which makes up the majority of the site volume.
Potential reduce by 41.3 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 41.3 kB or 85% of the original size.
Potential reduce by 214.3 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. Tsz images are well optimized though.
Potential reduce by 317.4 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 317.4 kB or 73% of the original size.
Potential reduce by 24.6 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. Tsz.co.ir needs all CSS files to be minified and compressed as it can save up to 24.6 kB or 86% of the original size.
Number of requests can be reduced by 7 (18%)
38
31
The browser has sent 38 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tsz. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and as a result speed up the page load time.
{{url}}
{{time}} ms
tsz.co.ir 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
Links do not have a discernible name
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Some elements have a [tabindex] value greater than 0
tsz.co.ir 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
Displays images with incorrect aspect ratio
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
tsz.co.ir SEO score
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
FA
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Tsz.co.ir can be misinterpreted by Google and other search engines. Our service has detected that Persian 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 Tsz.co.ir 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.
{{og_description}}
tsz.co.ir
Open Graph description is not detected on the main page of Tsz. 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: