Tools & Wizards About Us

Report Summary

  • 30

    Performance

    Renders faster than
    50% of other websites

  • 84

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

tanakatsu.co.uk

Japanese Katsu, TeriYaki & Sushi Restaurant | TANAKATSU London | Angel | islington

Page Load Speed

3.8 sec in total

First Response

194 ms

Resources Loaded

2.7 sec

Page Rendered

922 ms

About Website

Welcome to tanakatsu.co.uk homepage info - get ready to check TANAKATSU best content right away, or after learning these important things about tanakatsu.co.uk

A contemporary Japanese diner, based on Katsu houses throughout Japan. We strive to produce the finest Katsu and TeriYaki by using our own family recipes. Our aim is to spread our infectious love for ...

Visit tanakatsu.co.uk

Key Findings

We analyzed Tanakatsu.co.uk page load time and found that the first response time was 194 ms and then it took 3.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

tanakatsu.co.uk performance score

30

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.9 s

25/100

10%

LCP (Largest Contentful Paint)

Value5.1 s

25/100

25%

SI (Speed Index)

Value9.0 s

14/100

10%

TBT (Total Blocking Time)

Value1,640 ms

12/100

30%

CLS (Cumulative Layout Shift)

Value0.011

100/100

15%

TTI (Time to Interactive)

Value11.9 s

16/100

10%

Network Requests Diagram

tanakatsu.co.uk

194 ms

tanakatsu.co.uk

428 ms

gtm.js

62 ms

autoptimize_single_c9de4be4619dd947f306ab1156eee4b7.css

84 ms

autoptimize_single_4c87be7f299079bd39fb6b81b19b27cd.css

168 ms

Our browser made a total of 81 requests to load all elements on the main page. We found that 89% of them (72 requests) were addressed to the original Tanakatsu.co.uk, 2% (2 requests) were made to Maxcdn.bootstrapcdn.com and 2% (2 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (757 ms) belongs to the original domain Tanakatsu.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 351.0 kB (5%)

Content Size

6.7 MB

After Optimization

6.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Tanakatsu.co.uk main page is 6.7 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. 70% of websites need less resources to load. Images take 6.0 MB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 331.9 kB

  • Original 372.8 kB
  • After minification 371.9 kB
  • After compression 40.9 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 331.9 kB or 89% of the original size.

Image Optimization

-0%

Potential reduce by 921 B

  • Original 6.0 MB
  • After minification 6.0 MB

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. TANAKATSU images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 291 B

  • Original 225.3 kB
  • After minification 225.3 kB
  • After compression 225.0 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. This website has mostly compressed JavaScripts.

CSS Optimization

-15%

Potential reduce by 17.9 kB

  • Original 116.9 kB
  • After minification 116.2 kB
  • After compression 98.9 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. Tanakatsu.co.uk needs all CSS files to be minified and compressed as it can save up to 17.9 kB or 15% of the original size.

Requests Breakdown

Number of requests can be reduced by 49 (68%)

Requests Now

72

After Optimization

23

  • Images
  • JavaScript
  • CSS

The browser has sent 72 CSS, Javascripts, AJAX and image requests in order to completely render the main page of TANAKATSU. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and from 45 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

tanakatsu.co.uk accessibility score

84

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

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

High

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

tanakatsu.co.uk best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

tanakatsu.co.uk SEO score

85

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

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

High

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

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Tanakatsu.co.uk 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 Tanakatsu.co.uk 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.

Social Sharing Optimization

Open Graph data is detected on the main page of TANAKATSU. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: