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account.tfl.gov.uk

196 ms

rSUs7emVimrui1kJk7ctnzLrlfo.js

18 ms

Our browser made a total of 2 requests to load all elements on the main page. We found that all of those requests were addressed to Account.tfl.gov.uk and no external sources were called. The less responsive or slowest element that took the longest time to load (196 ms) belongs to the original domain Account.tfl.gov.uk.

Content Size

784.2 kB

After Optimization

235.6 kB

In fact, the total size of Account.tfl.gov.uk main page is 784.2 kB. This result falls within the top 5000 of lightweight and thus fast loading web pages. Only a small number of websites need less resources to load. Javascripts take 606.2 kB which makes up the majority of the site volume.

HTML Optimization

-39%

Potential reduce by 585 B

Original 1.5 kB
After minification 1.4 kB
After compression 905 B

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 585 B or 39% of the original size.

Image Optimization

-31%

Potential reduce by 21.4 kB

Original 69.8 kB
After minification 48.4 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, Account Tfl needs image optimization as it can save up to 21.4 kB or 31% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-72%

Potential reduce by 435.8 kB

Original 606.2 kB
After minification 575.9 kB
After compression 170.5 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 435.8 kB or 72% of the original size.

CSS Optimization

-85%

Potential reduce by 90.8 kB

Original 106.7 kB
After minification 71.7 kB
After compression 15.9 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. Account.tfl.gov.uk needs all CSS files to be minified and compressed as it can save up to 90.8 kB or 85% of the original size.