2 sec in total
200 ms
1.6 sec
129 ms
Welcome to jj-sct-bio.com homepage info - get ready to check JJ Sctbio best content for United States right away, or after learning these important things about jj-sct-bio.com
Joanne Johnson "JJ" Science Department PLTW Biomedical Pathway jjohnson1@sandi.net (858) 496-8370 #4703 Room 703 7651 Wellington St San Diego, CA 92111
Visit jj-sct-bio.comWe analyzed Jj-sct-bio.com page load time and found that the first response time was 200 ms and then it took 1.8 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster. This domain responded with an error, which can significantly jeopardize Jj-sct-bio.com rating and web reputation
jj-sct-bio.com performance score
name
value
score
weighting
Value4.9 s
11/100
10%
Value8.5 s
1/100
25%
Value5.6 s
53/100
10%
Value500 ms
58/100
30%
Value0.231
54/100
15%
Value8.4 s
39/100
10%
200 ms
240 ms
80 ms
61 ms
97 ms
Our browser made a total of 37 requests to load all elements on the main page. We found that 57% of them (21 requests) were addressed to the original Jj-sct-bio.com, 14% (5 requests) were made to Cdn1.editmysite.com and 11% (4 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (927 ms) belongs to the original domain Jj-sct-bio.com.
Page size can be reduced by 423.8 kB (38%)
1.1 MB
702.7 kB
In fact, the total size of Jj-sct-bio.com main page is 1.1 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. 40% of websites need less resources to load. Images take 634.2 kB which makes up the majority of the site volume.
Potential reduce by 37.8 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 37.8 kB or 83% of the original size.
Potential reduce by 159.4 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, JJ Sctbio needs image optimization as it can save up to 159.4 kB or 25% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 215.2 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 215.2 kB or 54% of the original size.
Potential reduce by 11.4 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. Jj-sct-bio.com needs all CSS files to be minified and compressed as it can save up to 11.4 kB or 25% of the original size.
Number of requests can be reduced by 17 (53%)
32
15
The browser has sent 32 CSS, Javascripts, AJAX and image requests in order to completely render the main page of JJ Sctbio. 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.
jj-sct-bio.com
200 ms
www.jj-sct-bio.com
240 ms
sites.css
80 ms
fancybox.css
61 ms
main_style.css
97 ms
font.css
90 ms
font.css
114 ms
templateArtifacts.js
180 ms
jquery.min.js
71 ms
stl.js
104 ms
main.js
211 ms
sitetitlebg.jpg
256 ms
ga.js
86 ms
quant.js
85 ms
social-lightblue-bordered.png
114 ms
navicontainer.jpg
150 ms
navigationbg.jpg
158 ms
navigationleft.jpg
153 ms
navigationright.jpg
152 ms
navli.gif
228 ms
hoverbg.jpg
223 ms
contentbg.jpg
231 ms
contenttop.jpg
230 ms
contentbtm.jpg
249 ms
1604716.jpg
416 ms
6964922_orig.png
927 ms
1455066540.png
757 ms
footerbg.jpg
300 ms
footertop.jpg
301 ms
footerbtm.jpg
322 ms
analytics.js
46 ms
sp.js
46 ms
regular.ttf
109 ms
regular.ttf
57 ms
pixel;r=1270922062;a=p-0dYLvhSGGqUWo;labels=l10%2Cu2465445.u2465445s670065164605364;fpan=1;fpa=P0-2091020848-1458416626168;ns=0;ce=1;cm=;je=0;sr=1024x768x32;enc=n;dst=0;et=1458416626167;tzo=-180;ref=;url=http%3A%2F%2Fwww.jj-sct-bio.com%2F;ogl=site_name.%C2%A0SCT%20%C2%A0%20%C2%A0%20%C2%A0%20JJ's%20%C2%A0Sciences%2Ctitle.%C2%A0SCT%20%C2%A0%20%C2%A0%20%C2%A0%20JJ's%20%C2%A0Sciences%2Cdescription.Joanne%C2%A0Johnson%20%22JJ%22%20Science%20Department%20PLTW%20Biomedical%20Pathway%20jjohnson1%40sandi%252En%2Cimage.http%3A%2F%2Fwww%252Ejj-sct-bio%252Ecom%2Fuploads%2F2%2F4%2F6%2F5%2F2465445%2F1604716%252Ejpg%3F186%2Cimage.http%3A%2F%2Fwww%252Ejj-sct-bio%252Ecom%2Fuploads%2F2%2F4%2F6%2F5%2F2465445%2F6964922_orig%252Epng%2Cimage.http%3A%2F%2Fwww%252Ejj-sct-bio%252Ecom%2Fuploads%2F2%2F4%2F6%2F5%2F2465445%2F1455066540%252Epng%2Curl.http%3A%2F%2Fwww%252Ejj-sct-bio%252Ecom%2F
51 ms
__utm.gif
32 ms
__utm.gif
5 ms
jj-sct-bio.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
Image elements do not have [alt] attributes
Links do not have a discernible name
jj-sct-bio.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
jj-sct-bio.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
Tap targets are not sized appropriately
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Jj-sct-bio.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 Jj-sct-bio.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.
jj-sct-bio.com
Open Graph data is detected on the main page of JJ Sctbio. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: