2.6 sec in total
303 ms
2 sec
233 ms
Click here to check amazing BLACK Iz content for Bangladesh. Otherwise, check out these important facts you probably never knew about black-iz.com
BLACK iz Limited (commonly referred to as BLACK iz IT) is a Bangladeshi technology company headquartered in Dhanmondi, Dhaka. Basically BLACK iz is an IT solution provider company from Bangladesh. Las...
Visit black-iz.comWe analyzed Black-iz.com page load time and found that the first response time was 303 ms and then it took 2.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.
black-iz.com performance score
name
value
score
weighting
Value2.7 s
59/100
10%
Value9.2 s
1/100
25%
Value6.6 s
38/100
10%
Value560 ms
53/100
30%
Value0
100/100
15%
Value8.5 s
37/100
10%
303 ms
135 ms
144 ms
160 ms
386 ms
Our browser made a total of 37 requests to load all elements on the main page. We found that all of those requests were addressed to Black-iz.com and no external sources were called. The less responsive or slowest element that took the longest time to load (919 ms) belongs to the original domain Black-iz.com.
Page size can be reduced by 306.0 kB (22%)
1.4 MB
1.1 MB
In fact, the total size of Black-iz.com 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. 30% of websites need less resources to load. Images take 1.2 MB which makes up the majority of the site volume.
Potential reduce by 26.1 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. This page needs HTML code to be minified as it can gain 5.8 kB, which is 18% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 26.1 kB or 81% of the original size.
Potential reduce by 167.1 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, BLACK Iz needs image optimization as it can save up to 167.1 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 97.0 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 97.0 kB or 70% of the original size.
Potential reduce by 15.9 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. Black-iz.com needs all CSS files to be minified and compressed as it can save up to 15.9 kB or 83% of the original size.
Number of requests can be reduced by 5 (15%)
34
29
The browser has sent 34 CSS, Javascripts, AJAX and image requests in order to completely render the main page of BLACK Iz. 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.
black-iz.com
303 ms
style.css
135 ms
960.css
144 ms
style.css
160 ms
jquery.js
386 ms
min.js
308 ms
script.js
193 ms
logo.png
134 ms
slider01.jpg
200 ms
slider02.jpg
267 ms
slider03.jpg
204 ms
slider04.jpg
208 ms
slider05.jpg
379 ms
slider06.jpg
329 ms
slider07.jpg
396 ms
mlm%20news%20bangladesh.png
549 ms
my.black-iz.com%20a%20touch%20of%20cloure.png
510 ms
vinnokhobor%20blackiz.png
578 ms
about%20black-iz%20website.png
632 ms
divider.png
509 ms
circle_01.png
590 ms
circle_02.png
738 ms
circle_03.png
746 ms
circle_04.png
749 ms
selected%20-%20host.black-iz.com%20web.hosting.png
779 ms
selected%20-%20web.black-iz.com%20total%20web%20solution.png
901 ms
fb.png
761 ms
twt.png
899 ms
in.png
900 ms
di.png
919 ms
MyriadPro-Regular.otf
893 ms
mlm%20news%20bangladesh%20(select).png
394 ms
about%20black-iz%20website(select).png
271 ms
my.black-iz.com%20a%20touch%20of%20cloure(select).png
345 ms
vinnokhobor%20blackiz(selected).png
308 ms
host.black-iz.com%20web.hosting.png
317 ms
web.black-iz.com%20total%20web%20solution.png
313 ms
black-iz.com accessibility score
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
<frame> or <iframe> elements do not have a title
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.
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 IDs are not unique
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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
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.
black-iz.com 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
Browser errors were logged to the console
Issues were logged in the Issues panel in Chrome Devtools
black-iz.com SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
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
N/A
WINDOWS-1252
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Black-iz.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 Black-iz.com main page’s claimed encoding is windows-1252. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
black-iz.com
Open Graph description is not detected on the main page of BLACK Iz. 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: