2.3 sec in total
86 ms
1.4 sec
840 ms
Click here to check amazing Launch School content for United States. Otherwise, check out these important facts you probably never knew about launchschool.com
The Slow Path for Studious Learners to a Career in Software Development. We launch careers in software engineering.
Visit launchschool.comWe analyzed Launchschool.com page load time and found that the first response time was 86 ms and then it took 2.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.
launchschool.com performance score
name
value
score
weighting
Value6.2 s
3/100
10%
Value12.4 s
0/100
25%
Value6.6 s
38/100
10%
Value910 ms
31/100
30%
Value0
100/100
15%
Value11.0 s
21/100
10%
86 ms
185 ms
105 ms
168 ms
115 ms
Our browser made a total of 68 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Launchschool.com, 53% (36 requests) were made to D24f1whwu8r3u4.cloudfront.net and 16% (11 requests) were made to . The less responsive or slowest element that took the longest time to load (491 ms) relates to the external source D24f1whwu8r3u4.cloudfront.net.
Page size can be reduced by 748.0 kB (51%)
1.5 MB
708.0 kB
In fact, the total size of Launchschool.com main page is 1.5 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. 65% of websites need less resources to load. Images take 545.8 kB which makes up the majority of the site volume.
Potential reduce by 16.5 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 16.5 kB or 66% of the original size.
Potential reduce by 94.4 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, Launch School needs image optimization as it can save up to 94.4 kB or 17% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 288.5 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 288.5 kB or 60% of the original size.
Potential reduce by 348.6 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. Launchschool.com needs all CSS files to be minified and compressed as it can save up to 348.6 kB or 85% of the original size.
Number of requests can be reduced by 16 (41%)
39
23
The browser has sent 39 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Launch School. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
launchschool.com
86 ms
front_page-8134fdbfe132953a189552333f22152e.js
185 ms
modernizr-499b3ccaae79833b474db9fee252c7fa.js
105 ms
normalize-30f73d46317bf945bcba9ca376005eaf.css
168 ms
front-97040628e2d2b670f247147c547462ef.css
115 ms
css
120 ms
font-awesome.min.css
107 ms
ojn6sam.js
294 ms
389130067.js
387 ms
conversion.js
116 ms
d
324 ms
analytics.js
92 ms
launch-logo-formerly-tl-dark-background-442184fade4dd1f8b4920355794ee4b5.svg
34 ms
landing_page_header-0cdb7697199c57656f42296726d9d0b1.jpg
312 ms
launch-logo-formerly-tl-d7e99d5e2e51f746f465723effba1936.svg
179 ms
chevron_down_white-a7e44fc08fa10f5f4a5d6d7b754436d4.svg
170 ms
prasanna-large-5bd870b2a0715cfc23d7ca15b40ebc7c.jpg
183 ms
double_quote-8dd6e55abd2f45898e8701c9ea612aa7.svg
182 ms
bullet-83185d8e4f24a059d3e2e56101688868.svg
185 ms
eduardo-11667442e47dc99ad29be939bb6f74ab.jpg
306 ms
sheng-c8a4e3cc540573e52cdaf337566ce30a.jpg
185 ms
matthew-breeden-e0dd2be6ca63a7d6aa88697c17553af3.jpg
305 ms
michael-heu-bf1048e2798ad752120fd728dc733584.jpg
311 ms
graph-e639df6779c887a844b53431316c2d0a.svg
308 ms
24-820a30ee08d56f6a6d894fdead087f59.svg
310 ms
online-7582549e5790bebaf5f8e35f2b326d08.svg
313 ms
intel-75cbfd950e9d195f74998bdc5c60236a.jpg
447 ms
hp-1682950510b1be0272ac3ddfd3220a31.jpg
447 ms
etrade-10f74cda9c45477fb067120019ea083a.jpg
445 ms
living_social-f7ae9d301ce67410b88e4fc0f0904ff5.jpg
446 ms
spoon_rocket-c0c4c0d21b390b82c1860b24051ed9d1.jpg
446 ms
zurb-a7aa675dfea0cb1a709d96ac670b8b7e.jpg
445 ms
chargify-db9ec8c9d6b653dd4e5cfabdba25941c.jpg
447 ms
teamsnap-ac1ad79d8f7a3e76ecab6ef28134dabe.jpg
491 ms
423 ms
Avenir-Light-7832d521a483532cf0e620c14bf34971.woff
354 ms
Avenir-Roman-9b9de35e43d01fae393ef25c54024d93.woff
352 ms
Avenir-Medium-b4300ff93a0016be984054f1d1f214c5.woff
351 ms
Avenir-Black-4d346a9ad2cb41ab2fcfcff17f257bf6.woff
352 ms
AvenirNext-DemiBold-5814956db68a8c6cc219a1c1a04ff97b.woff
355 ms
AvenirNext-Medium-df02108f40cd227b2f125cf1c5766531.woff
366 ms
AvenirNext-UltraLight-7bbf3d565c867aec88bb33f2ec3acbfd.woff
456 ms
Avenir-Book-1ac61dd21f1f47cb84b819570be1d8b2.woff
455 ms
fontawesome-webfont.woff
168 ms
k3k702ZOKiLJc3WVjuplzHhCUOGz7vYGh680lGh-uXM.woff
304 ms
EInbV5DfGHOiMmvb1Xr-hnhCUOGz7vYGh680lGh-uXM.woff
304 ms
cJZKeOuBrn4kERxqtaUH3T8E0i7KZn-EPnyo3HZu7kw.woff
350 ms
DXI1ORHCpsQm3Vp6mXoaTXhCUOGz7vYGh680lGh-uXM.woff
351 ms
AvenirNextCondensed-Italic-ab530911f9e78507a1b5e87dbcd0ce89.woff
431 ms
AvenirNextCondensed-Regular-87d3a50693adefd25640f6ea5b4d960e.woff
430 ms
linkid.js
158 ms
wLYdi7UwAA
65 ms
wLYdi7UwAA
63 ms
Ath2LtTAAA=
62 ms
8C2HYu1MAAA==
61 ms
wLYdi7UwAA
61 ms
8C2HYu1MAAA==
60 ms
Ath2LtTAAA=
59 ms
jPOfETEQfK2QAAAA==
57 ms
4zznxExEHytkAAAA=
56 ms
EMZpFpuZrNbHKYw1xyLW+95PW7UD4FFLKAIoopoZQyyqmgkirLmGpqqKWOehZZvvtZwtLfLvrv+M858RMRB8rZAAAA
55 ms
jPOfETEQfK2QAAAA==
54 ms
collect
95 ms
collect
238 ms
149 ms
p.gif
137 ms
ga-audiences
17 ms
nr-885.min.js
96 ms
launchschool.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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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
Image elements do not have [alt] attributes
Links do not have a discernible name
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
List items (<li>) are not contained within <ul> or <ol> parent elements.
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
launchschool.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
General
Impact
Issue
Detected JavaScript libraries
Missing source maps for large first-party JavaScript
launchschool.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
Image elements do not have [alt] attributes
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
Tap targets are not sized appropriately
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Launchschool.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 Launchschool.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.
launchschool.com
Open Graph description is not detected on the main page of Launch School. 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: