4.3 sec in total
181 ms
2.6 sec
1.6 sec
Click here to check amazing No Starch content for United States. Otherwise, check out these important facts you probably never knew about nostarch.com
Visit nostarch.comWe analyzed Nostarch.com page load time and found that the first response time was 181 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.
nostarch.com performance score
name
value
score
weighting
Value3.0 s
50/100
10%
Value4.9 s
28/100
25%
Value3.6 s
86/100
10%
Value840 ms
34/100
30%
Value0.038
100/100
15%
Value6.1 s
63/100
10%
181 ms
350 ms
985 ms
24 ms
64 ms
Our browser made a total of 58 requests to load all elements on the main page. We found that 91% of them (53 requests) were addressed to the original Nostarch.com, 3% (2 requests) were made to Google-analytics.com and 3% (2 requests) were made to Ssl.google-analytics.com. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Nostarch.com.
Page size can be reduced by 232.0 kB (26%)
886.0 kB
654.0 kB
In fact, the total size of Nostarch.com main page is 886.0 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. 50% of websites need less resources to load. Images take 594.6 kB which makes up the majority of the site volume.
Potential reduce by 38.0 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 38.0 kB or 78% of the original size.
Potential reduce by 50.0 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. No Starch images are well optimized though.
Potential reduce by 98.6 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 98.6 kB or 53% of the original size.
Potential reduce by 45.3 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. Nostarch.com needs all CSS files to be minified and compressed as it can save up to 45.3 kB or 80% of the original size.
Number of requests can be reduced by 19 (35%)
55
36
The browser has sent 55 CSS, Javascripts, AJAX and image requests in order to completely render the main page of No Starch. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.
nostarch.com
181 ms
www.nostarch.com
350 ms
cloudflare.min.js
985 ms
css_aa88a31ceff9c28d7d719acf08406239.css
24 ms
js_5a4ec2314c599f609e1d6cbac7ebc7d3.js
64 ms
analytics.js
1034 ms
ga.js
1140 ms
wabi_logo.png
475 ms
bg-main-l.png
476 ms
bg-sidebar.png
604 ms
menu-leaf.png
586 ms
cart-empty.png
656 ms
ltpws_coverweb-FINAL_1.png
656 ms
scratch2_frontcover_web.png
657 ms
LNB_cover_web.png
654 ms
hacking_2E_big.png
656 ms
arduinoweb.png
813 ms
iOSApplicationSecurity_cover.png
861 ms
bg-divider-l.png
849 ms
bg-divider-c.png
826 ms
bg-divider-r.png
800 ms
LTPWMCover.png
797 ms
physio_cover_web.png
1007 ms
pcc_cover-front.png
1025 ms
scratchjr_cover-front_revised.png
1025 ms
zombie_cover-front.png
812 ms
clojure_cover-front_final.png
1032 ms
Junkyard%20Jam%20Band%20Final_2_RGB.jpg
1036 ms
pythonplay_cover-front_new.png
1037 ms
PF-Idea-1_cover-front.png
1006 ms
architect_cover-front.png
1072 ms
LAB3_cover-front_new.png
1103 ms
blego3_cover_new.png
1104 ms
ScaleModeling_cover-front.png
1108 ms
feed.png
1109 ms
carhackers_cover.png
1148 ms
smallbasic_cover-front.png
1062 ms
electronicsforkids_cover-front.png
1194 ms
bookofR_cover-front.png
1254 ms
gameHacking_cover-front.png
1265 ms
9781593274191.png
1267 ms
arduinoplayground_cover.png
1275 ms
tinyLEGO_cover.png.png
930 ms
search_cover_big.png
771 ms
gameconsole_cover.png
942 ms
rootkits_cover-front.png
863 ms
sparkfun-arduino_cover-front.png
836 ms
email-16.png
827 ms
twitter-16x16.png
719 ms
facebook_small.png
874 ms
bg-main-r.png
720 ms
bag2
694 ms
collect
224 ms
bg-foot-l.png
568 ms
bg-foot.png
568 ms
bg-foot-r.png
582 ms
overlay.png
568 ms
__utm.gif
93 ms
nostarch.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.
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
ARIA IDs are not unique
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
nostarch.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
General
Impact
Issue
Detected JavaScript libraries
nostarch.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 Nostarch.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 Nostarch.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.
nostarch.com
Open Graph description is not detected on the main page of No Starch. 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: