3.8 sec in total
417 ms
3.3 sec
168 ms
Click here to check amazing STAR Center content for United States. Otherwise, check out these important facts you probably never knew about star-center.com
STAR Center is the leading maritime training center in the USA, providing training for deck and engineer officers of all license levels that meets both USCG and STCW requirements.
Visit star-center.comWe analyzed Star-center.com page load time and found that the first response time was 417 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 60% of websites can load faster.
star-center.com performance score
name
value
score
weighting
Value2.9 s
54/100
10%
Value32.7 s
0/100
25%
Value2.9 s
95/100
10%
Value120 ms
97/100
30%
Value0.049
99/100
15%
Value3.0 s
96/100
10%
417 ms
417 ms
454 ms
109 ms
146 ms
Our browser made a total of 25 requests to load all elements on the main page. We found that all of those requests were addressed to Star-center.com and no external sources were called. The less responsive or slowest element that took the longest time to load (1.8 sec) belongs to the original domain Star-center.com.
Page size can be reduced by 220.3 kB (4%)
5.6 MB
5.4 MB
In fact, the total size of Star-center.com main page is 5.6 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. 25% of websites need less resources to load. Images take 5.5 MB which makes up the majority of the site volume.
Potential reduce by 10.0 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 4.1 kB, which is 31% 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 10.0 kB or 75% of the original size.
Potential reduce by 137.5 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. STAR Center images are well optimized though.
Potential reduce by 62.7 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 62.7 kB or 66% of the original size.
Potential reduce by 10.1 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. Star-center.com needs all CSS files to be minified and compressed as it can save up to 10.1 kB or 78% of the original size.
We found no issues to fix!
22
22
The browser has sent 22 CSS, Javascripts, AJAX and image requests in order to completely render the main page of STAR Center. According to our analytics all requests are already optimized.
star-center.com
417 ms
www.star-center.com
417 ms
www.star-center.com
454 ms
jquery.js
109 ms
slider.js
146 ms
styles.css
189 ms
slider.css
232 ms
Logo-Rec.png
108 ms
b1.png
1234 ms
b6a.png
628 ms
b2.png
443 ms
b3.png
1245 ms
b4.png
627 ms
b5.png
1069 ms
b8.png
1552 ms
b9.png
1756 ms
b10.png
956 ms
b11.png
1252 ms
b12.png
1374 ms
b13.png
1649 ms
b15.png
1662 ms
b16.png
1544 ms
get_adobe_reader.jpg
1415 ms
Dania-240x200.jpg
1490 ms
print.css
39 ms
star-center.com accessibility score
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
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
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>).
star-center.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
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Issues were logged in the Issues panel in Chrome Devtools
star-center.com 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
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Star-center.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 Star-center.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.
star-center.com
Open Graph description is not detected on the main page of STAR Center. 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: