2.7 sec in total
724 ms
1.8 sec
183 ms
Welcome to omim.org homepage info - get ready to check OMIM best content for China right away, or after learning these important things about omim.org
Online Mendelian Inheritance in Man (OMIM) is a comprehensive, authoritative compendium of human genes and genetic phenotypes that is freely available and updated daily. The full-text, referenced over...
Visit omim.orgWe analyzed Omim.org page load time and found that the first response time was 724 ms and then it took 2 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.
omim.org performance score
name
value
score
weighting
Value3.2 s
42/100
10%
Value4.3 s
41/100
25%
Value3.7 s
85/100
10%
Value350 ms
73/100
30%
Value0.001
100/100
15%
Value4.3 s
84/100
10%
724 ms
31 ms
94 ms
159 ms
159 ms
Our browser made a total of 31 requests to load all elements on the main page. We found that 84% of them (26 requests) were addressed to the original Omim.org, 6% (2 requests) were made to Google-analytics.com and 6% (2 requests) were made to Apis.google.com. The less responsive or slowest element that took the longest time to load (724 ms) belongs to the original domain Omim.org.
Page size can be reduced by 275.9 kB (62%)
446.0 kB
170.1 kB
In fact, the total size of Omim.org main page is 446.0 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. 25% of websites need less resources to load. Javascripts take 319.7 kB which makes up the majority of the site volume.
Potential reduce by 24.1 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 10.2 kB, which is 35% 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 24.1 kB or 83% of the original size.
Potential reduce by 5.4 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, OMIM needs image optimization as it can save up to 5.4 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 205.0 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 205.0 kB or 64% of the original size.
Potential reduce by 41.3 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. Omim.org needs all CSS files to be minified and compressed as it can save up to 41.3 kB or 83% of the original size.
Number of requests can be reduced by 17 (59%)
29
12
The browser has sent 29 CSS, Javascripts, AJAX and image requests in order to completely render the main page of OMIM. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
omim.org
724 ms
analytics.js
31 ms
plusone.js
94 ms
screen.css
159 ms
text.css
159 ms
jquery-2.2.0.min.js
388 ms
jquery-ui.min.js
405 ms
jquery-ui.min.css
172 ms
jquery.qtip.min.js
286 ms
jquery.qtip.min.css
314 ms
jquery.autocomplete.min.js
312 ms
jquery-scrolltofixed-min.js
326 ms
jquery.cookie.js
443 ms
jquery.validate.min.js
548 ms
idle-timer.min.js
472 ms
jquery.scrollTo.min.js
483 ms
site.js
539 ms
home.js
552 ms
collect
25 ms
collect
78 ms
cb=gapi.loaded_0
20 ms
OMIM_50_logo_badge.jpg
156 ms
mckusick_nathans.png
157 ms
johns_hopkins_medicine.gif
158 ms
twitter.gif
160 ms
ui-bg_inset-hard_100_fcfdfd_1x100.png
162 ms
ui-bg_gloss-wave_55_5c9ccc_500x100.png
162 ms
ui-bg_glass_85_dfeffc_1x400.png
311 ms
ui-icons_6da8d5_256x240.png
311 ms
ui-bg_glass_75_d0e5f5_1x400.png
312 ms
print.css
83 ms
omim.org accessibility score
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
Buttons do not have an accessible name
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
omim.org 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
Page has valid source maps
omim.org SEO score
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 Omim.org 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 Omim.org 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.
omim.org
Open Graph description is not detected on the main page of OMIM. 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: