Tools & Wizards About Us

Report Summary

  • 51

    Performance

    Renders faster than
    69% of other websites

  • 98

    Accessibility

    Visual factors better than
    that of 94% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 98

    SEO

    Google-friendlier than
    92% of websites

byang.info

BYANG's COMPLETE H2 BIOLOGY RESOURCE | H2 Biology | Benjamin Yang

Page Load Speed

4.2 sec in total

First Response

61 ms

Resources Loaded

3.6 sec

Page Rendered

506 ms

About Website

Welcome to byang.info homepage info - get ready to check BYANG best content right away, or after learning these important things about byang.info

Complete H2 BIOLOGY resource for A levels. Includes tuition schedule, notes for individual topics with videos, diagrams, phrasing errors and exam tips.

Visit byang.info

Key Findings

We analyzed Byang.info page load time and found that the first response time was 61 ms and then it took 4.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

byang.info performance score

51

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.8 s

89/100

10%

LCP (Largest Contentful Paint)

Value6.9 s

7/100

25%

SI (Speed Index)

Value6.9 s

34/100

10%

TBT (Total Blocking Time)

Value580 ms

51/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value6.1 s

64/100

10%

Network Requests Diagram

byang.info

61 ms

byang.info

1159 ms

wpo-minify-header-0b7d5406.min.css

271 ms

wpo-minify-header-53080685.min.js

1029 ms

js

62 ms

Our browser made a total of 18 requests to load all elements on the main page. We found that 89% of them (16 requests) were addressed to the original Byang.info, 11% (2 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Byang.info.

Page Optimization Overview & Recommendations

Page size can be reduced by 69.4 kB (13%)

Content Size

519.7 kB

After Optimization

450.2 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Byang.info main page is 519.7 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 365.4 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 65.0 kB

  • Original 79.5 kB
  • After minification 78.2 kB
  • After compression 14.4 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 65.0 kB or 82% of the original size.

Image Optimization

-1%

Potential reduce by 4.4 kB

  • Original 365.4 kB
  • After minification 361.1 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. BYANG images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 53 B

  • Original 41.7 kB
  • After minification 41.7 kB
  • After compression 41.7 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. This website has mostly compressed JavaScripts.

CSS Optimization

-0%

Potential reduce by 0 B

  • Original 33.1 kB
  • After minification 33.1 kB
  • After compression 33.1 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. Byang.info has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 4 (27%)

Requests Now

15

After Optimization

11

  • Images
  • JavaScript
  • CSS

The browser has sent 15 CSS, Javascripts, AJAX and image requests in order to completely render the main page of BYANG. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

byang.info accessibility score

98

Accessibility Issues

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

byang.info 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

SEO Factors

byang.info SEO score

98

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

    EN

  • Encoding

    UTF-8

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