8.9 sec in total
1.7 sec
6.7 sec
500 ms
Click here to check amazing SolarBK content for Vietnam. Otherwise, check out these important facts you probably never knew about solarbk.vn
Công ty Cổ phần Đầu tư & Phát triển Năng Lượng Mặt Trời Bách Khoa (SolarBK) cung cấp các giải pháp toàn diện về điện năng lượng mặt trời, máy nước nóng NLMT và năng lượng gió.
Visit solarbk.vnWe analyzed Solarbk.vn page load time and found that the first response time was 1.7 sec and then it took 7.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster. This domain responded with an error, which can significantly jeopardize Solarbk.vn rating and web reputation
solarbk.vn performance score
name
value
score
weighting
Value3.0 s
49/100
10%
Value3.8 s
56/100
25%
Value4.3 s
76/100
10%
Value490 ms
59/100
30%
Value0
100/100
15%
Value5.7 s
68/100
10%
1706 ms
65 ms
83 ms
1060 ms
13 ms
Our browser made a total of 69 requests to load all elements on the main page. We found that 94% of them (65 requests) were addressed to the original Solarbk.vn, 3% (2 requests) were made to Ajax.googleapis.com and 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (3.8 sec) belongs to the original domain Solarbk.vn.
Page size can be reduced by 480.6 kB (8%)
5.7 MB
5.3 MB
In fact, the total size of Solarbk.vn main page is 5.7 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. 35% of websites need less resources to load. Images take 5.4 MB which makes up the majority of the site volume.
Potential reduce by 45.7 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 45.7 kB or 79% of the original size.
Potential reduce by 223.0 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. SolarBK images are well optimized though.
Potential reduce by 165.5 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 165.5 kB or 73% of the original size.
Potential reduce by 46.4 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. Solarbk.vn needs all CSS files to be minified and compressed as it can save up to 46.4 kB or 80% of the original size.
Number of requests can be reduced by 12 (18%)
65
53
The browser has sent 65 CSS, Javascripts, AJAX and image requests in order to completely render the main page of SolarBK. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.
solarbk.vn
1706 ms
jquery.min.js
65 ms
swfobject.js
83 ms
default.css
1060 ms
analytics.js
13 ms
collect
12 ms
WebResource.axd
696 ms
Telerik.Web.UI.WebResource.axd
762 ms
viLogo.png
989 ms
youtube.png
520 ms
face.png
531 ms
twister.png
814 ms
linkedin.png
838 ms
icon-anh.png
939 ms
icon-home.png
1017 ms
SSOC_web.png
3491 ms
banner-2.jpg
2038 ms
banner-duyet.jpg
3400 ms
BTS.jpg
2117 ms
giaithuongnls.jpg
1968 ms
chieusanganninh1.jpg
2002 ms
LogoTUVIREX.jpg
2465 ms
Esco4.jpg
2517 ms
bn-interactive.jpg
3268 ms
bn-grid-tie.jpg
3091 ms
bn-off-grid.jpg
3200 ms
UNDP.png
3296 ms
bts.jpg
3337 ms
home_nha-dau-tu.jpg
3446 ms
home_nha-thau-thi-cong.jpg
3522 ms
tuvanthietke.jpg
3553 ms
home_nha-phan-phoi.jpg
3583 ms
gia-dinh-home.jpg
3659 ms
thumb.ashx
3495 ms
thumb.ashx
3519 ms
plugins.js
3656 ms
canhcam.js
3581 ms
thumb.ashx
3590 ms
thumb.ashx
3723 ms
thumb.ashx
3733 ms
thumb.ashx
3761 ms
thumb.ashx
3553 ms
thumb.ashx
3537 ms
thumb.ashx
3451 ms
thumb.ashx
3434 ms
xzeres.jpg
3418 ms
Trakka%20Corp.png
3426 ms
Skystream.jpg
3469 ms
myriadpro-cond-webfont.woff
3397 ms
Air%20Breeze.jpg
3423 ms
out-back.jpg
3447 ms
mail_2.png
2506 ms
bg.png
2507 ms
icon-header.png
2526 ms
icon-search.png
2473 ms
icon-fone.png
2191 ms
bg-li.png
2213 ms
sl_nav.png
1634 ms
bg-bottomsl.jpg
1553 ms
bg-btn.png
1538 ms
bg-text.png
1543 ms
bg-icon-home.png
1568 ms
bg2.png
1574 ms
button.png
1538 ms
icons.png
1512 ms
shadow.jpg
1545 ms
bg-line.png
1545 ms
ft_col.png
1566 ms
bg-solarbk.png
1566 ms
solarbk.vn 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
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.
solarbk.vn 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
solarbk.vn SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Document doesn't have a valid hreflang
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
VI
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Solarbk.vn can be misinterpreted by Google and other search engines. Our service has detected that Vietnamese 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 Solarbk.vn 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.
solarbk.vn
Open Graph description is not detected on the main page of SolarBK. 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: