Report Summary

  • 25

    Performance

    Renders faster than
    44% of other websites

  • 95

    Accessibility

    Visual factors better than
    that of 86% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 82

    SEO

    Google-friendlier than
    44% of websites

fireworks.london

Alexandra Palace Fireworks Festival | 6th November

Page Load Speed

2.2 sec in total

First Response

246 ms

Resources Loaded

1.6 sec

Page Rendered

303 ms

fireworks.london screenshot

About Website

Welcome to fireworks.london homepage info - get ready to check Fireworks best content for United Kingdom right away, or after learning these important things about fireworks.london

Ally Pally's legendary fireworks festival returns for 2021. For an unforgettable bonfire night experience, set against panoramic views of London, buy tickets today.

Visit fireworks.london

Key Findings

We analyzed Fireworks.london page load time and found that the first response time was 246 ms and then it took 1.9 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.

Performance Metrics

fireworks.london performance score

25

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.8 s

89/100

10%

LCP (Largest Contentful Paint)

Value12.2 s

0/100

25%

SI (Speed Index)

Value7.3 s

29/100

10%

TBT (Total Blocking Time)

Value750 ms

39/100

30%

CLS (Cumulative Layout Shift)

Value1.031

2/100

15%

TTI (Time to Interactive)

Value12.5 s

14/100

10%

Network Requests Diagram

fireworks.london

246 ms

fireworks.london

344 ms

style.css

85 ms

lity.min.css

168 ms

swiper.min.css

248 ms

Our browser made a total of 26 requests to load all elements on the main page. We found that 54% of them (14 requests) were addressed to the original Fireworks.london, 23% (6 requests) were made to Cms.fireworks.london and 8% (2 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (798 ms) relates to the external source Cms.fireworks.london.

Page Optimization Overview & Recommendations

Page size can be reduced by 28.3 kB (4%)

Content Size

644.5 kB

After Optimization

616.2 kB

In fact, the total size of Fireworks.london main page is 644.5 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. 40% of websites need less resources to load. Images take 516.8 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 14.0 kB

  • Original 18.0 kB
  • After minification 15.8 kB
  • After compression 4.1 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. This page needs HTML code to be minified as it can gain 2.2 kB, which is 12% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 14.0 kB or 77% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 516.8 kB
  • After minification 516.8 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. Fireworks images are well optimized though.

JavaScript Optimization

-14%

Potential reduce by 14.1 kB

  • Original 97.1 kB
  • After minification 97.1 kB
  • After compression 83.0 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 14.1 kB or 14% of the original size.

CSS Optimization

-2%

Potential reduce by 283 B

  • Original 12.6 kB
  • After minification 12.6 kB
  • After compression 12.3 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. Fireworks.london has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 8 (35%)

Requests Now

23

After Optimization

15

The browser has sent 23 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Fireworks. 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 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

fireworks.london accessibility score

95

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.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Best Practices

fireworks.london best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

fireworks.london SEO score

82

Search Engine Optimization Advices

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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Fireworks.london 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 Fireworks.london 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 Fireworks. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: