1.8 sec in total
384 ms
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Welcome to eere.energy.gov homepage info - get ready to check Eere Energy best content for United States right away, or after learning these important things about eere.energy.gov
The Office of Energy Efficiency and Renewable Energy (EERE) strengthens U.S. energy security, environmental quality, and economic vitality.
Visit eere.energy.govWe analyzed Eere.energy.gov page load time and found that the first response time was 384 ms and then it took 1.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.
eere.energy.gov performance score
name
value
score
weighting
Value4.9 s
10/100
10%
Value11.5 s
0/100
25%
Value6.5 s
39/100
10%
Value2,700 ms
3/100
30%
Value0.007
100/100
15%
Value15.9 s
6/100
10%
384 ms
110 ms
27 ms
277 ms
17 ms
Our browser made a total of 79 requests to load all elements on the main page. We found that 4% of them (3 requests) were addressed to the original Eere.energy.gov, 91% (72 requests) were made to Energy.gov and 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (384 ms) belongs to the original domain Eere.energy.gov.
Page size can be reduced by 741.7 kB (31%)
2.4 MB
1.6 MB
In fact, the total size of Eere.energy.gov main page is 2.4 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. 65% of websites need less resources to load. Images take 1.6 MB which makes up the majority of the site volume.
Potential reduce by 72.9 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 72.9 kB or 83% of the original size.
Potential reduce by 130.1 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. Eere Energy images are well optimized though.
Potential reduce by 312.0 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 312.0 kB or 70% of the original size.
Potential reduce by 226.6 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. Eere.energy.gov needs all CSS files to be minified and compressed as it can save up to 226.6 kB or 84% of the original size.
Number of requests can be reduced by 34 (45%)
76
42
The browser has sent 76 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Eere Energy. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
eere.energy.gov
384 ms
www.eere.energy.gov
110 ms
office-energy-efficiency-renewable-energy
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eere.js
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energy.js
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eere.energy.gov 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
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
Some elements have a [tabindex] value greater than 0
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.
eere.energy.gov best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Missing source maps for large first-party JavaScript
eere.energy.gov 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
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
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Eere.energy.gov 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 Eere.energy.gov 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.
eere.energy.gov
Open Graph description is not detected on the main page of Eere Energy. 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: