Tools & Wizards About Us
londonmarathonroute.co.uk screenshot

Report Summary

  • 70

    Performance

    Renders faster than
    81% of other websites

  • 84

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

londonmarathonroute.co.uk

London Marathon Route - Your Interactive London Marathon Guide

Page Load Speed

749 ms in total

First Response

211 ms

Resources Loaded

463 ms

Page Rendered

75 ms

londonmarathonroute.co.uk screenshot

About Website

Welcome to londonmarathonroute.co.uk homepage info - get ready to check London Marathon Route best content right away, or after learning these important things about londonmarathonroute.co.uk

London Marathon Route - Interactive and helpful London Marathon Route guide also a london marathon travel information and tips

Visit londonmarathonroute.co.uk

Key Findings

We analyzed Londonmarathonroute.co.uk page load time and found that the first response time was 211 ms and then it took 538 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 10% of websites can load faster.

Performance Metrics

londonmarathonroute.co.uk performance score

70

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.5 s

96/100

10%

LCP (Largest Contentful Paint)

Value2.2 s

94/100

25%

SI (Speed Index)

Value3.0 s

94/100

10%

TBT (Total Blocking Time)

Value1,100 ms

24/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value7.3 s

50/100

10%

Network Requests Diagram

londonmarathonroute.co.uk

211 ms

maps

19 ms

adsbygoogle.js

149 ms

LonodnMarathonRoute_logo.gif

80 ms

ga.js

8 ms

Our browser made a total of 10 requests to load all elements on the main page. We found that 60% of them (6 requests) were addressed to the original Londonmarathonroute.co.uk, 20% (2 requests) were made to Google-analytics.com and 10% (1 request) were made to Maps.google.com. The less responsive or slowest element that took the longest time to load (233 ms) belongs to the original domain Londonmarathonroute.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 53.7 kB (35%)

Content Size

155.4 kB

After Optimization

101.7 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Londonmarathonroute.co.uk main page is 155.4 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. Javascripts take 82.2 kB which makes up the majority of the site volume.

HTML Optimization

-69%

Potential reduce by 9.1 kB

  • Original 13.2 kB
  • After minification 12.1 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. 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 9.1 kB or 69% of the original size.

Image Optimization

-74%

Potential reduce by 44.6 kB

  • Original 60.0 kB
  • After minification 15.4 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, London Marathon Route needs image optimization as it can save up to 44.6 kB or 74% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-0%

Potential reduce by 58 B

  • Original 82.2 kB
  • After minification 82.2 kB
  • After compression 82.2 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.

Requests Breakdown

We found no issues to fix!

Requests Now

8

After Optimization

8

  • Images
  • JavaScript

The browser has sent 8 CSS, Javascripts, AJAX and image requests in order to completely render the main page of London Marathon Route. According to our analytics all requests are already optimized.

Network Requests Diagram

londonmarathonroute.co.uk

londonmarathonroute.co.uk

211 ms

maps

maps

19 ms

adsbygoogle.js

adsbygoogle.js

149 ms

LonodnMarathonRoute_logo.gif

LonodnMarathonRoute_logo.gif

80 ms

ga.js

ga.js

8 ms

side_border.png

side_border.png

233 ms

map_border.png

map_border.png

172 ms

loader.gif

loader.gif

177 ms

side_border6.png

side_border6.png

184 ms

__utm.gif

__utm.gif

12 ms

Accessibility Review

londonmarathonroute.co.uk accessibility score

84

Accessibility Issues

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

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

Image elements do not have [alt] attributes

Best Practices

londonmarathonroute.co.uk best practices score

67

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

Serves images with low resolution

General

Impact

Issue

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

londonmarathonroute.co.uk SEO score

69

Search Engine Optimization Advices

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

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 Londonmarathonroute.co.uk 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 Londonmarathonroute.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

londonmarathonroute.co.uk

Open Graph description is not detected on the main page of London Marathon Route. 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: