2.1 sec in total
52 ms
1.5 sec
547 ms
Welcome to ted.com homepage info - get ready to check TED best content for United States right away, or after learning these important things about ted.com
Visit ted.comWe analyzed Ted.com page load time and found that the first response time was 52 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.
ted.com performance score
name
value
score
weighting
Value5.1 s
9/100
10%
Value28.2 s
0/100
25%
Value43.5 s
0/100
10%
Value31,040 ms
0/100
30%
Value0
100/100
15%
Value141.7 s
0/100
10%
52 ms
90 ms
145 ms
189 ms
144 ms
Our browser made a total of 26 requests to load all elements on the main page. We found that 81% of them (21 requests) were addressed to the original Ted.com, 12% (3 requests) were made to Cdn.cookielaw.org and 4% (1 request) were made to B-code.liadm.com. The less responsive or slowest element that took the longest time to load (725 ms) belongs to the original domain Ted.com.
Page size can be reduced by 390.2 kB (80%)
485.0 kB
94.8 kB
In fact, the total size of Ted.com main page is 485.0 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. 35% of websites need less resources to load. HTML takes 478.2 kB which makes up the majority of the site volume.
Potential reduce by 390.1 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. 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 390.1 kB or 82% of the original size.
Potential reduce by 26 B
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. This website has mostly compressed JavaScripts.
Number of requests can be reduced by 21 (91%)
23
2
The browser has sent 23 CSS, Javascripts, AJAX and image requests in order to completely render the main page of TED. 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 as a result speed up the page load time.
ted.com
52 ms
www.ted.com
90 ms
OtAutoBlock.js
145 ms
otSDKStub.js
189 ms
a-091g.min.js
144 ms
836d36ad39e5bf69.css
52 ms
polyfills-c67a75d1b6f99dc8.js
90 ms
webpack-bed49632dbb0a3cf.js
103 ms
framework-0a9bde11518f572b.js
110 ms
main-dfd33d3599be19f3.js
110 ms
_app-18d36ecdeadabadf.js
661 ms
3604f23f-0a1ae4610b594f9a.js
152 ms
8878-4e35a611825a39e0.js
124 ms
9447-30c92ecd98a6e22b.js
136 ms
6898-073117d142d63279.js
152 ms
266-c91efad81efd6bdf.js
162 ms
2115-ce1570b46d0f039b.js
150 ms
1356-b0dfa2a3769da85d.js
171 ms
2485-421085b7443f76fb.js
656 ms
6494-97903aebc2a23e5c.js
179 ms
index-8166d51bf0ac4ec1.js
179 ms
_buildManifest.js
725 ms
_ssgManifest.js
641 ms
spm.v1.min.js
150 ms
eb3a3101-85ef-45e5-a75f-dbd35e8d0b4d.json
566 ms
ted-ui-icons.ttf
27 ms
ted.com accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
[aria-hidden="true"] elements contain focusable descendents
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
Links do not have a discernible name
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
[id] attributes on active, focusable elements are not unique
Heading elements are not in a sequentially-descending order
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
ted.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
ted.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
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 Ted.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 Ted.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.
ted.com
Open Graph description is not detected on the main page of TED. 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: