19.1 sec in total
86 ms
19 sec
58 ms
Visit blackbirdcode.com now to see the best up-to-date Blackbird Code content and also check out these interesting facts you probably never knew about blackbirdcode.com
Online learning platform for grades 6-12. Makes it possible to teach coding without electives, train any teacher in 1 day, and get friendly 1-1 same-day support.
Visit blackbirdcode.comWe analyzed Blackbirdcode.com page load time and found that the first response time was 86 ms and then it took 19 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.
blackbirdcode.com performance score
name
value
score
weighting
Value2.6 s
64/100
10%
Value4.9 s
29/100
25%
Value3.5 s
88/100
10%
Value1,090 ms
24/100
30%
Value0.002
100/100
15%
Value11.6 s
18/100
10%
86 ms
35 ms
37 ms
36 ms
17927 ms
Our browser made a total of 45 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Blackbirdcode.com, 33% (15 requests) were made to Static.parastorage.com and 31% (14 requests) were made to Static.wixstatic.com. The less responsive or slowest element that took the longest time to load (17.9 sec) relates to the external source Polyfill.io.
Page size can be reduced by 793.8 kB (64%)
1.2 MB
442.3 kB
In fact, the total size of Blackbirdcode.com main page is 1.2 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. 40% of websites need less resources to load. HTML takes 948.1 kB which makes up the majority of the site volume.
Potential reduce by 772.7 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 772.7 kB or 81% of the original size.
Potential reduce by 20.9 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, Blackbird Code needs image optimization as it can save up to 20.9 kB or 26% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 192 B
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.
Number of requests can be reduced by 10 (25%)
40
30
The browser has sent 40 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Blackbird Code. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and as a result speed up the page load time.
www.blackbirdcode.com
86 ms
originTrials.41d7301a.bundle.min.js
35 ms
minified.js
37 ms
focus-within-polyfill.js
36 ms
polyfill.min.js
17927 ms
thunderbolt-commons.7c91a755.bundle.min.js
75 ms
main.8534eeb3.bundle.min.js
77 ms
lodash.min.js
81 ms
react.production.min.js
81 ms
react-dom.production.min.js
80 ms
siteTags.bundle.min.js
81 ms
wix-perf-measure.umd.min.js
84 ms
logo-header.png
253 ms
curriculum.png
385 ms
0ddd74_056176d285ff4b4ab573a0a11adeccb7~mv2.jpg
430 ms
Yusra%20Obaid.jpeg
492 ms
richard_byrne.jpg
456 ms
rachelle_dene_poth.jpg
506 ms
EducationAllianceFinland_Certificate-white.png
526 ms
PeteMadden.jpg
633 ms
pps_district_logo-01.png
719 ms
CaaC%20Logo%20small.png
606 ms
Screenshot%202022-02-14%20at%2016-10-14%20Photos_edited_edited.png
663 ms
Homepage.jpg
665 ms
EducationAllianceFinland_Certificate-whi.png
642 ms
bundle.min.js
132 ms
opensans-regular-webfont.woff
49 ms
opensans-bold-webfont.woff
65 ms
file.woff
356 ms
48 ms
7 ms
10 ms
7 ms
8 ms
9 ms
50 ms
52 ms
51 ms
50 ms
52 ms
93 ms
deprecation-en.v5.html
8 ms
bolt-performance
23 ms
deprecation-style.v5.css
9 ms
right-arrow.svg
7 ms
blackbirdcode.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.
blackbirdcode.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
blackbirdcode.com SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
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
Document uses legible font sizes
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Blackbirdcode.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 Blackbirdcode.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.
blackbirdcode.com
Open Graph data is detected on the main page of Blackbird Code. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: