Tools & Wizards About Us

Report Summary

  • 26

    Performance

    Renders faster than
    45% of other websites

  • 98

    Accessibility

    Visual factors better than
    that of 94% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

oa2020.com

Eye Doctor Johnstown | Optometrist Johnstown PA | Ophthalmic Associates

Page Load Speed

2 sec in total

First Response

463 ms

Resources Loaded

931 ms

Page Rendered

563 ms

About Website

Click here to check amazing Oa 2020 content. Otherwise, check out these important facts you probably never knew about oa2020.com

Ophthalmic Associates will provide you with eye care in the Johnstown, PA, area. Get the help of our specialists by scheduling an appointment!

Visit oa2020.com

Key Findings

We analyzed Oa2020.com page load time and found that the first response time was 463 ms and then it took 1.5 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

oa2020.com performance score

26

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.7 s

91/100

10%

LCP (Largest Contentful Paint)

Value10.6 s

0/100

25%

SI (Speed Index)

Value9.5 s

11/100

10%

TBT (Total Blocking Time)

Value2,760 ms

3/100

30%

CLS (Cumulative Layout Shift)

Value0.049

99/100

15%

TTI (Time to Interactive)

Value40.6 s

0/100

10%

Network Requests Diagram

oa2020.com

463 ms

bootstrap-reboot.css

51 ms

bootstrap.min.css

60 ms

css2

75 ms

font-awesome.min.css

75 ms

Our browser made a total of 40 requests to load all elements on the main page. We found that 65% of them (26 requests) were addressed to the original Oa2020.com, 10% (4 requests) were made to Stackpath.bootstrapcdn.com and 10% (4 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (463 ms) belongs to the original domain Oa2020.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 374.3 kB (21%)

Content Size

1.8 MB

After Optimization

1.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Oa2020.com main page is 1.8 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. 55% of websites need less resources to load. Images take 1.7 MB which makes up the majority of the site volume.

HTML Optimization

-90%

Potential reduce by 89.5 kB

  • Original 99.7 kB
  • After minification 61.3 kB
  • After compression 10.2 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 38.4 kB, which is 39% 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 89.5 kB or 90% of the original size.

Image Optimization

-17%

Potential reduce by 280.7 kB

  • Original 1.7 MB
  • After minification 1.4 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. Obviously, Oa 2020 needs image optimization as it can save up to 280.7 kB or 17% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-4%

Potential reduce by 524 B

  • Original 13.1 kB
  • After minification 13.1 kB
  • After compression 12.5 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. This website has mostly compressed JavaScripts.

CSS Optimization

-23%

Potential reduce by 3.5 kB

  • Original 15.3 kB
  • After minification 15.3 kB
  • After compression 11.8 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. Oa2020.com needs all CSS files to be minified and compressed as it can save up to 3.5 kB or 23% of the original size.

Requests Breakdown

Number of requests can be reduced by 19 (56%)

Requests Now

34

After Optimization

15

  • Images
  • JavaScript
  • CSS

The browser has sent 34 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Oa 2020. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

oa2020.com accessibility score

98

Accessibility Issues

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

Best Practices

oa2020.com best practices score

58

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

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

oa2020.com SEO score

93

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

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

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 Oa2020.com 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 Oa2020.com 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 Oa 2020. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: