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Welcome to oilgas.vn homepage info - get ready to check Oilgas best content for Vietnam right away, or after learning these important things about oilgas.vn
Trang thông tin điện tử tổng hợp về lĩnh vực Dầu khí, cung cấp các thông tin hữu ích về việc làm đến các ứng viên ngành Dầu khí
Visit oilgas.vnWe analyzed Oilgas.vn page load time and found that the first response time was 809 ms and then it took 20.3 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.
oilgas.vn performance score
name
value
score
weighting
Value6.0 s
4/100
10%
Value6.4 s
10/100
25%
Value35.7 s
0/100
10%
Value59,690 ms
0/100
30%
Value0.361
30/100
15%
Value87.3 s
0/100
10%
809 ms
1334 ms
524 ms
771 ms
781 ms
Our browser made a total of 168 requests to load all elements on the main page. We found that 14% of them (23 requests) were addressed to the original Oilgas.vn, 8% (13 requests) were made to Cm.g.doubleclick.net and 7% (12 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (12.5 sec) relates to the external source Vetaucondao.vn.
Page size can be reduced by 478.7 kB (18%)
2.7 MB
2.2 MB
In fact, the total size of Oilgas.vn main page is 2.7 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 1.9 MB which makes up the majority of the site volume.
Potential reduce by 88.3 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 88.3 kB or 78% of the original size.
Potential reduce by 51.8 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. Oilgas images are well optimized though.
Potential reduce by 27.1 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. This website has mostly compressed JavaScripts.
Potential reduce by 311.4 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. Oilgas.vn needs all CSS files to be minified and compressed as it can save up to 311.4 kB or 85% of the original size.
Number of requests can be reduced by 79 (59%)
133
54
The browser has sent 133 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Oilgas. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 45 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.
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oilgas.vn 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
[aria-*] attributes do not match their roles
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
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
<frame> or <iframe> elements do not have a title
Image elements do not have [alt] attributes
Form elements do not have associated labels
Links do not have a discernible name
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.
oilgas.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
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
Issues were logged in the Issues panel in Chrome Devtools
oilgas.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
Image elements do not have [alt] attributes
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
VI
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Oilgas.vn can be misinterpreted by Google and other search engines. Our service has detected that Vietnamese is used on the page, and it matches the claimed language. Our system also found out that Oilgas.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.
oilgas.vn
Open Graph description is not detected on the main page of Oilgas. 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: