6.3 sec in total
1.3 sec
4.6 sec
341 ms
Click here to check amazing Cert Blaster content for United States. Otherwise, check out these important facts you probably never knew about certblaster.com
Practice tests for CompTIA A+ Network+ Security+ and Linux+ certification exams. Exam simulations, sample questions, answers, explanations, custom feedback.
Visit certblaster.comWe analyzed Certblaster.com page load time and found that the first response time was 1.3 sec and then it took 4.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
certblaster.com performance score
name
value
score
weighting
Value3.7 s
29/100
10%
Value3.8 s
56/100
25%
Value5.5 s
54/100
10%
Value880 ms
32/100
30%
Value0.024
100/100
15%
Value14.5 s
8/100
10%
1348 ms
240 ms
724 ms
41 ms
108 ms
Our browser made a total of 55 requests to load all elements on the main page. We found that 76% of them (42 requests) were addressed to the original Certblaster.com, 5% (3 requests) were made to Google-analytics.com and 4% (2 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (2.2 sec) belongs to the original domain Certblaster.com.
Page size can be reduced by 673.7 kB (37%)
1.8 MB
1.1 MB
In fact, the total size of Certblaster.com main page is 1.8 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. 45% of websites need less resources to load. Images take 1.1 MB which makes up the majority of the site volume.
Potential reduce by 33.6 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 33.6 kB or 75% of the original size.
Potential reduce by 166.9 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. Obviously, Cert Blaster needs image optimization as it can save up to 166.9 kB or 16% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 254.4 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 254.4 kB or 60% of the original size.
Potential reduce by 218.8 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. Certblaster.com needs all CSS files to be minified and compressed as it can save up to 218.8 kB or 80% of the original size.
Number of requests can be reduced by 26 (51%)
51
25
The browser has sent 51 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cert Blaster. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 24 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
certblaster.com
1348 ms
www.certblaster.com
240 ms
autoptimize_150526659d427919f4d03e622b3d448e.css
724 ms
autoptimize_cd5f8509ef7592709738f5fe08c6f268.css
41 ms
autoptimize_8b0fbd4c74a2f6bbfdf202141b0bb218.js
108 ms
css
26 ms
jquery.min.js
34 ms
bootstrap.min.js
39 ms
responsiveslides.js
38 ms
jquery.form.min.js
128 ms
scripts.js
103 ms
add-to-cart.min.js
57 ms
jquery.blockUI.min.js
70 ms
woocommerce.min.js
86 ms
jquery.cookie.min.js
105 ms
cart-fragments.min.js
134 ms
zerospam.js
103 ms
comment-reply.min.js
164 ms
masonry.min.js
215 ms
jquery.masonry.min.js
170 ms
functions.js
246 ms
wp-embed.min.js
178 ms
jquery.fancybox-1.3.7.min.js
197 ms
jquery.easing.pack.js
243 ms
jquery.mousewheel.min.js
205 ms
conversion.js
19 ms
wp-emoji-release.min.js
125 ms
atrk.js
111 ms
analytics.js
110 ms
body_bg.jpg
345 ms
CertBlaster_Blue.png
75 ms
Banner_A-plus-980by227.png
713 ms
Banner-Network980by227.png
405 ms
Banner-Security980by227.png
569 ms
Banner_MCSA-980by227.png
583 ms
Banner_MCSE-980by227.png
608 ms
LinuxBanner.png
785 ms
icon-twitter.png
450 ms
icon-facebook.png
560 ms
icon-linkedin.png
588 ms
google.png
643 ms
A+-logo.png
655 ms
Network+_Logo.png
694 ms
Security+_Logo.png
688 ms
AuthPartner-4c-150x150.jpg
672 ms
297 ms
admin-ajax.php
2164 ms
atrk.gif
43 ms
collect
43 ms
collect
85 ms
66 ms
collect
47 ms
test.png
214 ms
ga-audiences
20 ms
autoptimize_16d6d7eb71f13fc9aa4545ab8052d549.css
22 ms
certblaster.com 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
Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.
[role]s are not contained by their required parent element
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
List items (<li>) are not contained within <ul> or <ol> parent elements.
certblaster.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
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
certblaster.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
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
robots.txt is not valid
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 Certblaster.com 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 Certblaster.com 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.
certblaster.com
Open Graph data is detected on the main page of Cert Blaster. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: