Tools & Wizards About Us

Report Summary

  • 68

    Performance

    Renders faster than
    80% of other websites

  • 81

    Accessibility

    Visual factors better than
    that of 51% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

f9.paperrater.com

PaperRater: Free Online Proofreader with Grammar Check, Plagiarism Detection and more

Page Load Speed

649 ms in total

First Response

39 ms

Resources Loaded

435 ms

Page Rendered

175 ms

About Website

Visit f9.paperrater.com now to see the best up-to-date F 9 Paper Rater content for United States and also check out these interesting facts you probably never knew about f9.paperrater.com

PaperRater proofreads and rates your essays & papers. It picks out grammar & spelling errors, detects plagiarism and grades your writing. It includes resources on grammar, writing, spelling & more.

Visit f9.paperrater.com

Key Findings

We analyzed F9.paperrater.com page load time and found that the first response time was 39 ms and then it took 610 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

f9.paperrater.com performance score

68

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.3 s

98/100

10%

LCP (Largest Contentful Paint)

Value2.1 s

96/100

25%

SI (Speed Index)

Value1.9 s

100/100

10%

TBT (Total Blocking Time)

Value1,330 ms

17/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value8.3 s

40/100

10%

Network Requests Diagram

f9.paperrater.com

39 ms

f9.paperrater.com

128 ms

gtm.js

85 ms

analytics.js

50 ms

background.gif

81 ms

Our browser made a total of 30 requests to load all elements on the main page. We found that 60% of them (18 requests) were addressed to the original F9.paperrater.com, 17% (5 requests) were made to Assets.paperrater.com and 7% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (267 ms) belongs to the original domain F9.paperrater.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 81.5 kB (26%)

Content Size

308.4 kB

After Optimization

226.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of F9.paperrater.com main page is 308.4 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. 20% of websites need less resources to load. Images take 149.5 kB which makes up the majority of the site volume.

HTML Optimization

-71%

Potential reduce by 22.1 kB

  • Original 31.0 kB
  • After minification 28.1 kB
  • After compression 8.9 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 22.1 kB or 71% of the original size.

Image Optimization

-15%

Potential reduce by 22.6 kB

  • Original 149.5 kB
  • After minification 126.8 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. Obviously, F 9 Paper Rater needs image optimization as it can save up to 22.6 kB or 15% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-29%

Potential reduce by 34.8 kB

  • Original 118.9 kB
  • After minification 118.9 kB
  • After compression 84.1 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 34.8 kB or 29% of the original size.

CSS Optimization

-22%

Potential reduce by 2.0 kB

  • Original 9.0 kB
  • After minification 9.0 kB
  • After compression 7.0 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. F9.paperrater.com needs all CSS files to be minified and compressed as it can save up to 2.0 kB or 22% of the original size.

Requests Breakdown

Number of requests can be reduced by 8 (29%)

Requests Now

28

After Optimization

20

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 28 CSS, Javascripts, AJAX and image requests in order to completely render the main page of F 9 Paper Rater. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

f9.paperrater.com accessibility score

81

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

High

Links do not have a discernible name

Best Practices

f9.paperrater.com 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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

f9.paperrater.com SEO score

79

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

High

Page is blocked from indexing

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

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 F9.paperrater.com 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 F9.paperrater.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 description is not detected on the main page of F 9 Paper Rater. 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: