Report Summary

  • 21

    Performance

    Renders faster than
    39% of other websites

  • 98

    Accessibility

    Visual factors better than
    that of 94% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 70

    SEO

    Google-friendlier than
    30% of websites

subway.ca

Home

Page Load Speed

4.9 sec in total

First Response

2.1 sec

Resources Loaded

2.7 sec

Page Rendered

155 ms

subway.ca screenshot

About Website

Visit subway.ca now to see the best up-to-date Subway content and also check out these interesting facts you probably never knew about subway.ca

Canada

Visit subway.ca

Key Findings

We analyzed Subway.ca page load time and found that the first response time was 2.1 sec and then it took 2.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

subway.ca performance score

21

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.2 s

20/100

10%

LCP (Largest Contentful Paint)

Value16.2 s

0/100

25%

SI (Speed Index)

Value14.0 s

1/100

10%

TBT (Total Blocking Time)

Value1,450 ms

15/100

30%

CLS (Cumulative Layout Shift)

Value0.072

96/100

15%

TTI (Time to Interactive)

Value23.5 s

1/100

10%

Network Requests Diagram

2101 ms

bootstrap-custom.css

12 ms

font-awesome.min.css

21 ms

iwp-core.css

22 ms

Common.css

20 ms

Our browser made a total of 68 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Subway.ca, 1% (1 request) were made to 1568036.fls.doubleclick.net and 1% (1 request) were made to Youtube.com. The less responsive or slowest element that took the longest time to load (2.1 sec) relates to the external source W.subway.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 611.5 kB (41%)

Content Size

1.5 MB

After Optimization

888.5 kB

In fact, the total size of Subway.ca main page is 1.5 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. 60% of websites need less resources to load. Images take 729.9 kB which makes up the majority of the site volume.

HTML Optimization

-0%

Potential reduce by -8 B

  • Original 0 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. This web page is already compressed.

Image Optimization

-4%

Potential reduce by 29.3 kB

  • Original 729.9 kB
  • After minification 700.6 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. Subway images are well optimized though.

JavaScript Optimization

-71%

Potential reduce by 370.4 kB

  • Original 520.2 kB
  • After minification 484.5 kB
  • After compression 149.7 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 370.4 kB or 71% of the original size.

CSS Optimization

-85%

Potential reduce by 211.8 kB

  • Original 250.0 kB
  • After minification 186.2 kB
  • After compression 38.2 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. Subway.ca needs all CSS files to be minified and compressed as it can save up to 211.8 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 29 (48%)

Requests Now

60

After Optimization

31

The browser has sent 60 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Subway. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 22 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

subway.ca accessibility score

98

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.

Best Practices

subway.ca best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

subway.ca SEO score

70

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

Links do not have descriptive text

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

High

Page is blocked from indexing

High

robots.txt is not valid

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 Subway.ca 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 Subway.ca 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 description is not detected on the main page of Subway. 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: