4.3 sec in total
1.7 sec
2.4 sec
206 ms
Welcome to sde.com homepage info - get ready to check Sde best content for United States right away, or after learning these important things about sde.com
Site Reserved
Visit sde.comWe analyzed Sde.com page load time and found that the first response time was 1.7 sec and then it took 2.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.
sde.com performance score
name
value
score
weighting
Value2.7 s
59/100
10%
Value4.7 s
32/100
25%
Value2.7 s
96/100
10%
Value340 ms
74/100
30%
Value0.126
83/100
15%
Value6.8 s
55/100
10%
1666 ms
99 ms
284 ms
54 ms
42 ms
Our browser made a total of 81 requests to load all elements on the main page. We found that 67% of them (54 requests) were addressed to the original Sde.com, 5% (4 requests) were made to W.sharethis.com and 5% (4 requests) were made to Match.adsrvr.org. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Sde.com.
Page size can be reduced by 546.5 kB (26%)
2.1 MB
1.6 MB
In fact, the total size of Sde.com main page is 2.1 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. 60% of websites need less resources to load. Images take 1.5 MB which makes up the majority of the site volume.
Potential reduce by 30.1 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 7.0 kB, which is 19% 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 30.1 kB or 83% of the original size.
Potential reduce by 41.3 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. Sde images are well optimized though.
Potential reduce by 399.4 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 399.4 kB or 76% of the original size.
Potential reduce by 75.7 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. Sde.com needs all CSS files to be minified and compressed as it can save up to 75.7 kB or 84% of the original size.
Number of requests can be reduced by 24 (33%)
73
49
The browser has sent 73 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sde. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
sde.com
1666 ms
global.css
99 ms
MainPage.css
284 ms
homeUI.css
54 ms
buttons.js
42 ms
jquery-1.10.1.min.js
9 ms
jquery-ui.js
27 ms
jquery-ui-tabs-rotate.js
114 ms
jquery-ui-tabs-hover.js
49 ms
jquery.fancybox.js
366 ms
jquery.fancybox.css
161 ms
jquery.dotdotdot.min.js
61 ms
jquery.carouFredSel.packed.js
26 ms
async-buttons.js
99 ms
pview
95 ms
SDE-chalkboard-BG.jpg
188 ms
top-banner-painted-blue.jpg
155 ms
Staff-Development-for-Educators-logo-Big.png
151 ms
SDE-bubbles.png
178 ms
rainbow-strip-short.png
46 ms
lined-paper-sidebar-BG.jpg
46 ms
rotate-Fall-Conferences.jpg
153 ms
rotate-online-courses.jpg
151 ms
rotate-Onsite-PD.jpg
152 ms
rotate-SDE-Resource-Center.jpg
155 ms
PD-Events-PreK-K-a.jpg
153 ms
PD-Events-1st-3rd-a.jpg
155 ms
PD-Events-PreK-K-b.jpg
172 ms
scroll-arrow-orange-leftSM.png
172 ms
scroll-arrow-orangeSM.png
171 ms
Stella-Writes-Series.png
172 ms
Morning-Meeting-2nd-ed.jpg
185 ms
smallWhy-Before-How-cvr.png
186 ms
Sight-Word-Phrases.jpg
186 ms
Math-Play.jpg
187 ms
Creating-Classroom-Centers.jpg
194 ms
Guided-Reading-Strategies-for-DI.jpg
201 ms
Teaching-Students-with-Autism.jpg
204 ms
Creating-the-Inclusive-Classroom.jpg
202 ms
Singapore-Math-Number-Sense.jpg
210 ms
homepage-stat2.png
211 ms
Partner-with-SDE-button.png
243 ms
btn-Handout-Site.png
292 ms
btn-Resource-Center.png
288 ms
btn-Funding-Resources.png
330 ms
btn-Professional-Communities.png
292 ms
Expect-Extraordinary-circle.png
315 ms
Handout-Center-btn.png
348 ms
SDE-white-logo.png
378 ms
SDE-facebook-icon.png
377 ms
SDE-twitter-icon.png
336 ms
sc
31 ms
buttons.e80452d5e7cc382dad89d10f50bde247.css
10 ms
p.js
106 ms
SDE-pinterest-icon.png
345 ms
SDE-YouTube-icon.png
317 ms
analytics.js
98 ms
SDE-LinkedIn-icon.png
239 ms
SDE-email-icon.png
244 ms
Blue-footer-repeat.png
251 ms
ui-bg_highlight-soft_100_f6f6f6_1x100.png
257 ms
ui-bg_glass_65_ffffff_1x400.png
259 ms
ui-icons_454545_256x240.png
261 ms
ui-icons_666666_256x240.png
263 ms
t.dhj
14 ms
collect
20 ms
t.dhj
6 ms
t_.js
3 ms
generic
37 ms
191 ms
pixel
40 ms
generic
35 ms
generic
17 ms
generic
9 ms
ttd
30 ms
pixel
14 ms
nlsn
26 ms
cs
5 ms
tpid=CvQJB1mvHxUAAAASD%2Fp4Aw%3D%3D
7 ms
cs
4 ms
50962
96 ms
sde.com accessibility score
sde.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
Page has valid source maps
sde.com 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
N/A
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sde.com can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is English. Our system also found out that Sde.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.
sde.com
Open Graph description is not detected on the main page of Sde. 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: