2.6 sec in total
Welcome to centennialbulb.org homepage info - get ready to check Centennial Bulb best content for Turkey right away, or after learning these important things about centennialbulb.org
You have found Livermore California's World famous Centennial Light Bulb! Feel free to read the facts sheet, take a close-up look at bulb photos, tour Station #6, of our downtown of 1901. Learn about ...Visit centennialbulb.org
We analyzed Centennialbulb.org page load time and found that the first response time was 282 ms and then it took 2.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.
centennialbulb.org performance score
Our browser made a total of 37 requests to load all elements on the main page. We found that 81% of them (30 requests) were addressed to the original Centennialbulb.org, 11% (4 requests) were made to Translate.googleapis.com and 5% (2 requests) were made to Gstatic.com. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Centennialbulb.org.
Page size can be reduced by 268.4 kB (27%)
In fact, the total size of Centennialbulb.org main page is 976.5 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 15% of websites need less resources to load. Images take 845.8 kB which makes up the majority of the site volume.
Potential reduce by 28.6 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 28.6 kB or 75% of the original size.
Potential reduce by 233.6 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, Centennial Bulb needs image optimization as it can save up to 233.6 kB or 28% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 1.5 kB
Potential reduce by 4.8 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. Centennialbulb.org needs all CSS files to be minified and compressed as it can save up to 4.8 kB or 52% of the original size.
Number of requests can be reduced by 4 (11%)
centennialbulb.org accessibility score
These are opportunities to improve keyboard navigation in your application.
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.
<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.
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.
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
List items (<li>) are not contained within <ul> or <ol> parent elements.
centennialbulb.org best practices score
Trust and Safety
Does not use HTTPS
Ensure CSP is effective against XSS attacks
Displays images with incorrect aspect ratio
Serves images with low resolution
centennialbulb.org SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Links do not have descriptive text
Image elements do not have [alt] attributes
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Links are not crawlable
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Centennialbulb.org 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 Centennialbulb.org 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.
Open Graph description is not detected on the main page of Centennial Bulb. 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: