3.1 sec in total
28 ms
2.6 sec
488 ms
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Visit catalogs.mhhe.comWe analyzed Catalogs.mhhe.com page load time and found that the first response time was 28 ms and then it took 3.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.
catalogs.mhhe.com performance score
name
value
score
weighting
Value4.8 s
12/100
10%
Value20.3 s
0/100
25%
Value8.0 s
22/100
10%
Value510 ms
57/100
30%
Value0.043
99/100
15%
Value29.2 s
0/100
10%
28 ms
21 ms
625 ms
17 ms
30 ms
Our browser made a total of 64 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Catalogs.mhhe.com, 66% (42 requests) were made to Mheducation.com and 6% (4 requests) were made to Covers.mhedu.com. The less responsive or slowest element that took the longest time to load (1.7 sec) relates to the external source Covers.mhedu.com.
Page size can be reduced by 855.2 kB (49%)
1.7 MB
881.9 kB
In fact, the total size of Catalogs.mhhe.com main page is 1.7 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. Javascripts take 790.1 kB which makes up the majority of the site volume.
Potential reduce by 73.1 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 36.9 kB, which is 46% 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 73.1 kB or 90% of the original size.
Potential reduce by 11.0 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. Catalogs Mhhe images are well optimized though.
Potential reduce by 538.5 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 538.5 kB or 68% of the original size.
Potential reduce by 232.6 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. Catalogs.mhhe.com needs all CSS files to be minified and compressed as it can save up to 232.6 kB or 79% of the original size.
Number of requests can be reduced by 31 (57%)
54
23
The browser has sent 54 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Catalogs Mhhe. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 22 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.
catalogs.mhhe.com
28 ms
home-educator.html
21 ms
home-educator.html
625 ms
clientlibs.min.css
17 ms
clientlibs.min.js
30 ms
globalheader.min.css
13 ms
explorenav.min.css
8 ms
myaccount.min.css
12 ms
navribbon.min.css
8 ms
productgridcomponent.min.css
24 ms
digsolution.min.css
25 ms
globalfooter.min.css
25 ms
mobilepromotionsignup.min.css
25 ms
unitasComponents.min.css
25 ms
satelliteLib-6e94d2afd8afc6087f26d76aa7481ef8ab06a684.js
104 ms
mbox.js
62 ms
globalheader.min.js
65 ms
toggle.min.css
62 ms
toggle.min.js
61 ms
businesshomepage.min.js
61 ms
explorenav.min.js
61 ms
myaccount.min.js
63 ms
navribbon.min.js
63 ms
unitasComponents.min.js
63 ms
globalfooter.min.js
64 ms
analytics.min.js
63 ms
ga_analytics.js
6 ms
target.js
13 ms
collect
63 ms
collect
63 ms
www.mheducation.com
23 ms
1259189279.jpeg
926 ms
standard
19 ms
0077797566.jpeg
1720 ms
1259357880.jpeg
907 ms
1259198456.jpeg
1729 ms
ideas-big-data.jpg
31 ms
platforms-connect.jpg
32 ms
facebook.png
11 ms
twitter.png
12 ms
linkedin.png
12 ms
youtube.png
15 ms
instagram.png
31 ms
pinterest.png
31 ms
arumsansregular-webfont.woff
36 ms
arumsansbold-webfont.woff
36 ms
mhe_icons.woff
31 ms
satellite-55fb1bd13430640014000cea.js
105 ms
s-code-contents-1864e48b5c90f0ec5da80656e06c135fa2dcc855.js
183 ms
munchkin.js
19 ms
munchkin.js
83 ms
minicart
89 ms
forms2.min.js
41 ms
vectipederg-regular-webfont.woff
40 ms
VectipedeLt-Regular.woff
58 ms
022615-educator-hero-1200.jpg
80 ms
connect-insight-1200.jpg
81 ms
visitWebPage
155 ms
airpr.js
31 ms
error.html
41 ms
s46981717934831
14 ms
id
5 ms
pixel
60 ms
pixel
18 ms
catalogs.mhhe.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
[id] attributes on active, focusable elements 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
catalogs.mhhe.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
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
catalogs.mhhe.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
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
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Catalogs.mhhe.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 Catalogs.mhhe.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.
catalogs.mhhe.com
Open Graph description is not detected on the main page of Catalogs Mhhe. 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: