Tools & Wizards About Us
birdsongbooks.com screenshot

Report Summary

  • 92

    Performance

    Renders faster than
    92% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 66% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 67

    SEO

    Google-friendlier than
    26% of websites

birdsongbooks.com

Birdsong Books - Natural Science Books for Children

Page Load Speed

1.1 sec in total

First Response

235 ms

Resources Loaded

356 ms

Page Rendered

468 ms

birdsongbooks.com screenshot

About Website

Click here to check amazing Birdsong Books content. Otherwise, check out these important facts you probably never knew about birdsongbooks.com

Birdsong Books is a independent publisher of natural science books for children. We seek to spark the delight of discovering our wild neighbors and natural habitats.

Visit birdsongbooks.com

Key Findings

We analyzed Birdsongbooks.com page load time and found that the first response time was 235 ms and then it took 824 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 15% of websites can load faster.

Performance Metrics

birdsongbooks.com performance score

92

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.1 s

82/100

10%

LCP (Largest Contentful Paint)

Value3.1 s

76/100

25%

SI (Speed Index)

Value2.5 s

97/100

10%

TBT (Total Blocking Time)

Value50 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value2.8 s

97/100

10%

Network Requests Diagram

birdsongbooks.com

235 ms

birdsong2.css

23 ms

jquery.fancybox-1.3.1.css

18 ms

mm_swapimage.js

20 ms

jquery.js

35 ms

Our browser made a total of 52 requests to load all elements on the main page. We found that all of those requests were addressed to Birdsongbooks.com and no external sources were called. The less responsive or slowest element that took the longest time to load (235 ms) belongs to the original domain Birdsongbooks.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 111.0 kB (16%)

Content Size

704.9 kB

After Optimization

593.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Birdsongbooks.com main page is 704.9 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. 40% of websites need less resources to load. Images take 555.3 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 24.3 kB

  • Original 31.7 kB
  • After minification 26.4 kB
  • After compression 7.4 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. This page needs HTML code to be minified as it can gain 5.3 kB, which is 17% 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 24.3 kB or 77% of the original size.

Image Optimization

-1%

Potential reduce by 3.5 kB

  • Original 555.3 kB
  • After minification 551.8 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. Birdsong Books images are well optimized though.

JavaScript Optimization

-70%

Potential reduce by 74.5 kB

  • Original 107.1 kB
  • After minification 98.8 kB
  • After compression 32.6 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 74.5 kB or 70% of the original size.

CSS Optimization

-80%

Potential reduce by 8.7 kB

  • Original 10.8 kB
  • After minification 7.9 kB
  • After compression 2.2 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. Birdsongbooks.com needs all CSS files to be minified and compressed as it can save up to 8.7 kB or 80% of the original size.

Requests Breakdown

Number of requests can be reduced by 4 (8%)

Requests Now

51

After Optimization

47

  • Images
  • JavaScript
  • CSS

The browser has sent 51 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Birdsong Books. 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

birdsongbooks.com

birdsongbooks.com

235 ms

birdsong2.css

birdsong2.css

23 ms

jquery.fancybox-1.3.1.css

jquery.fancybox-1.3.1.css

18 ms

mm_swapimage.js

mm_swapimage.js

20 ms

jquery.js

jquery.js

35 ms

jquery.tooltip.min.js

jquery.tooltip.min.js

22 ms

jquery.fancybox-1.3.1-sg.js

jquery.fancybox-1.3.1-sg.js

29 ms

email_webmaster.js

email_webmaster.js

22 ms

back3.JPG

back3.JPG

8 ms

Birdsong_Header2.JPG

Birdsong_Header2.JPG

13 ms

bbooks.gif

bbooks.gif

8 ms

reviews.gif

reviews.gif

8 ms

press.gif

press.gif

8 ms

contact.gif

contact.gif

7 ms

AnimalsWinterSleep_Cover.jpg

AnimalsWinterSleep_Cover.jpg

13 ms

home.gif

home.gif

14 ms

schools.gif

schools.gif

15 ms

lectures.gif

lectures.gif

14 ms

kids.gif

kids.gif

15 ms

animalswinterpg02-03_sm.jpg

animalswinterpg02-03_sm.jpg

23 ms

animalswinterpg04-05_sm.jpg

animalswinterpg04-05_sm.jpg

20 ms

animalswinterpg06-07_sm.jpg

animalswinterpg06-07_sm.jpg

24 ms

RedKnot_Cover.jpg

RedKnot_Cover.jpg

29 ms

hoffer2007_md.jpg

hoffer2007_md.jpg

25 ms

redknotpg18-19_sm.jpg

redknotpg18-19_sm.jpg

20 ms

redknotpg20-21_sm.jpg

redknotpg20-21_sm.jpg

25 ms

redknotpg22-23_sm.jpg

redknotpg22-23_sm.jpg

26 ms

RaccoonCover.jpg

RaccoonCover.jpg

33 ms

birthscene.jpg

birthscene.jpg

35 ms

solstice.jpg

solstice.jpg

32 ms

sp7.jpg

sp7.jpg

31 ms

sp16.jpg

sp16.jpg

31 ms

sp17.jpg

sp17.jpg

34 ms

robcovt.JPG

robcovt.JPG

35 ms

rpg10t.JPG

rpg10t.JPG

38 ms

rpg11t.JPG

rpg11t.JPG

37 ms

rpg16t.JPG

rpg16t.JPG

38 ms

r2223t.JPG

r2223t.JPG

41 ms

rock1314t.jpg

rock1314t.jpg

41 ms

rokcovt.JPG

rokcovt.JPG

42 ms

0304rockt.JPG

0304rockt.JPG

43 ms

rspot.jpg

rspot.jpg

44 ms

vcss.gif

vcss.gif

43 ms

valid-html40.png

valid-html40.png

45 ms

writingsb.GIF

writingsb.GIF

6 ms

booksb.GIF

booksb.GIF

8 ms

nancyb.GIF

nancyb.GIF

7 ms

homeb.GIF

homeb.GIF

6 ms

schoolsb.GIF

schoolsb.GIF

8 ms

lecturesb.GIF

lecturesb.GIF

8 ms

kidsb.GIF

kidsb.GIF

12 ms

contactb.GIF

contactb.GIF

12 ms

Accessibility Review

birdsongbooks.com accessibility score

87

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.

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

Best Practices

birdsongbooks.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

SEO Factors

birdsongbooks.com SEO score

67

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

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 Birdsongbooks.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 Birdsongbooks.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

birdsongbooks.com

Open Graph description is not detected on the main page of Birdsong Books. 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: