1.5 sec in total
217 ms
479 ms
757 ms
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.comWe analyzed Birdsongbooks.com page load time and found that the first response time was 217 ms and then it took 1.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.
birdsongbooks.com performance score
name
value
score
weighting
Value3.4 s
37/100
10%
Value4.5 s
38/100
25%
Value5.0 s
62/100
10%
Value410 ms
66/100
30%
Value0
100/100
15%
Value4.8 s
79/100
10%
217 ms
42 ms
26 ms
28 ms
47 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 (217 ms) belongs to the original domain Birdsongbooks.com.
Page size can be reduced by 111.0 kB (16%)
704.9 kB
593.9 kB
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.
Potential reduce by 24.3 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.
Potential reduce by 3.5 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.
Potential reduce by 74.5 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. 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.
Potential reduce by 8.7 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.
Number of requests can be reduced by 4 (8%)
51
47
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.
birdsongbooks.com
217 ms
birdsong2.css
42 ms
jquery.fancybox-1.3.1.css
26 ms
mm_swapimage.js
28 ms
jquery.js
47 ms
jquery.tooltip.min.js
32 ms
jquery.fancybox-1.3.1-sg.js
41 ms
email_webmaster.js
37 ms
back3.JPG
11 ms
Birdsong_Header2.JPG
30 ms
bbooks.gif
16 ms
reviews.gif
22 ms
press.gif
19 ms
contact.gif
15 ms
AnimalsWinterSleep_Cover.jpg
28 ms
home.gif
29 ms
schools.gif
28 ms
lectures.gif
36 ms
kids.gif
30 ms
animalswinterpg02-03_sm.jpg
51 ms
animalswinterpg04-05_sm.jpg
50 ms
animalswinterpg06-07_sm.jpg
60 ms
RedKnot_Cover.jpg
50 ms
hoffer2007_md.jpg
40 ms
redknotpg18-19_sm.jpg
59 ms
redknotpg20-21_sm.jpg
50 ms
redknotpg22-23_sm.jpg
63 ms
RaccoonCover.jpg
63 ms
birthscene.jpg
62 ms
solstice.jpg
66 ms
sp7.jpg
79 ms
sp16.jpg
79 ms
sp17.jpg
77 ms
robcovt.JPG
80 ms
rpg10t.JPG
78 ms
rpg11t.JPG
79 ms
rpg16t.JPG
80 ms
r2223t.JPG
82 ms
rock1314t.jpg
81 ms
rokcovt.JPG
87 ms
0304rockt.JPG
87 ms
rspot.jpg
84 ms
vcss.gif
98 ms
valid-html40.png
98 ms
writingsb.GIF
14 ms
booksb.GIF
14 ms
nancyb.GIF
15 ms
homeb.GIF
11 ms
schoolsb.GIF
9 ms
lecturesb.GIF
13 ms
kidsb.GIF
14 ms
contactb.GIF
14 ms
birdsongbooks.com accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
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
<html> element does not have a [lang] attribute
birdsongbooks.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
birdsongbooks.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
EN
N/A
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.
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: