2.7 sec in total
143 ms
2.3 sec
298 ms
Welcome to manning-source.com homepage info - get ready to check Manning Source best content right away, or after learning these important things about manning-source.com
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Visit manning-source.comWe analyzed Manning-source.com page load time and found that the first response time was 143 ms and then it took 2.6 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.
manning-source.com performance score
name
value
score
weighting
Value4.1 s
21/100
10%
Value4.9 s
29/100
25%
Value7.4 s
28/100
10%
Value4,200 ms
1/100
30%
Value0.031
100/100
15%
Value14.7 s
8/100
10%
143 ms
312 ms
80 ms
139 ms
193 ms
Our browser made a total of 53 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Manning-source.com, 28% (15 requests) were made to Images.manning.com and 15% (8 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (805 ms) relates to the external source Images.manning.com.
Page size can be reduced by 655.2 kB (84%)
776.3 kB
121.1 kB
In fact, the total size of Manning-source.com main page is 776.3 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. 55% of websites need less resources to load. Javascripts take 712.6 kB which makes up the majority of the site volume.
Potential reduce by 55.0 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. This page needs HTML code to be minified as it can gain 25.2 kB, which is 40% 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 55.0 kB or 86% of the original size.
Potential reduce by 600.2 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 600.2 kB or 84% of the original size.
Number of requests can be reduced by 9 (24%)
37
28
The browser has sent 37 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Manning Source. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and as a result speed up the page load time.
www.manning.com
143 ms
www.manning.com
312 ms
css
80 ms
application-90e9da1f7b2370f663f1c9c63e3e6006.css
139 ms
jquery-7f414c523430f2753a2855634e90f2a3.js
193 ms
lt-000dfa3c89e55cbe67a1b39bad6fa65c.js
117 ms
JSXTransformer.js
59 ms
application-e065a6d4bf80f332346a5ff95cef406a.js
124 ms
11057104_994066363946450_2043645399_n.js
72 ms
script.js
149 ms
trackjs.js
362 ms
GSID.ashx
55 ms
GetTemplate.ashx
73 ms
track.php
198 ms
logo-044c1fdfbef2b63064d6f4999d51f496.svg
184 ms
meap-filled-marginless-b91a48282f8d7eb41c5d388d019cfe5e.svg
188 ms
new-3d180e39214ec782b08842ed6d82c1a0.svg
181 ms
meap-badge-d62b04aad706f67da57c95d645882800.svg
187 ms
analytics.js
190 ms
meapProgram.png
687 ms
NewMEAP_Rodger.png
764 ms
DOTD_NewMEAP_AWSL.png
725 ms
DOTD_New_Release-JTS.png
694 ms
DOTD_New_Release_Gnuplot.png
700 ms
DOTD_New_Release_Docker.png
699 ms
DOTD_NewMEAP_TAA.png
785 ms
DOTD_New_Release_OS.png
797 ms
DOTD_NewMEAP_CoreOS.png
805 ms
Bailey-CoreOS-MEAP-HI.png
738 ms
Bumgardner-OpenStack-HI.png
757 ms
Palmer-TAA-MEAP-HI.png
771 ms
Nickoloff-Docker-HI.png
792 ms
Janert-Gnuplot-2ed-HI.png
795 ms
Kapelonis-JTS-HI.png
805 ms
character-a1b55ae6bb72a57ceb25832bc8f0ef91.png
457 ms
dotdBackground_small-5b976b4a3ae9792c45ef01f55b305dae.png
159 ms
twitter-bird-66785e12f335c0c6657a6f04e77b812c.svg
160 ms
double-arrow-005a897c15a7c82dc1d7abb1f1fc1cf1.svg
158 ms
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76 ms
kcf5uOXucLcbFOydGU24WALUuEpTyoUstqEm5AMlJo4.woff
78 ms
qdgUG4U09HnJwhYI-uK18wLUuEpTyoUstqEm5AMlJo4.woff
125 ms
G2uphNnNqGFMHLRsO_72ngLUuEpTyoUstqEm5AMlJo4.woff
218 ms
fontawesome-webfont-d9ee23d59d0e0e727b51368b458a0bff.woff
251 ms
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251 ms
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249 ms
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249 ms
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249 ms
klinicslabbookit-webfont-26c5c83729272593467cb2813ab7dfbe.woff
122 ms
klinicslabmediumit-webfont-d3e8bfd6f12475a6d73047d531c7eff3.woff
215 ms
klinicslabbook-webfont-c918b70a8b762373813e0f6d0ec6a399.woff
200 ms
klinicslabmedium-webfont-13601ed2dd09664818083b97fb42af90.woff
211 ms
glyphicons-halflings-regular-fa2772327f55d8198301fdb8bcfc8158.woff
283 ms
collect
45 ms
manning-source.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.
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
Links do not have a discernible name
manning-source.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
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
manning-source.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
robots.txt is not valid
ID
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Manning-source.com can be misinterpreted by Google and other search engines. Our service has detected that is used on the page, and it does not match the claimed English language. Our system also found out that Manning-source.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.
manning-source.com
Open Graph description is not detected on the main page of Manning Source. 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: