1.9 sec in total
31 ms
801 ms
1 sec
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Visit vfsummit.comWe analyzed Vfsummit.com page load time and found that the first response time was 31 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.
vfsummit.com performance score
name
value
score
weighting
Value4.3 s
17/100
10%
Value31.6 s
0/100
25%
Value21.3 s
0/100
10%
Value10,220 ms
0/100
30%
Value0.002
100/100
15%
Value49.4 s
0/100
10%
31 ms
199 ms
19 ms
32 ms
48 ms
Our browser made a total of 62 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Vfsummit.com, 44% (27 requests) were made to Summit.vanityfair.com and 37% (23 requests) were made to Assets.summit.vanityfair.com.s3.amazonaws.com. The less responsive or slowest element that took the longest time to load (376 ms) relates to the external source Assets.summit.vanityfair.com.s3.amazonaws.com.
Page size can be reduced by 448.1 kB (9%)
4.7 MB
4.3 MB
In fact, the total size of Vfsummit.com main page is 4.7 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. 85% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 4.6 MB which makes up the majority of the site volume.
Potential reduce by 39.9 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 6.7 kB, which is 14% 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 39.9 kB or 86% of the original size.
Potential reduce by 398.3 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. Vfsummit images are well optimized though.
Potential reduce by 9.9 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 9.9 kB or 15% of the original size.
Number of requests can be reduced by 12 (24%)
51
39
The browser has sent 51 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vfsummit. 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 as a result speed up the page load time.
vfsummit.com
31 ms
summit.vanityfair.com
199 ms
vfsummit.css
19 ms
modernizr.custom.js
32 ms
cn-atm-loader.js
48 ms
jquery.min.js
75 ms
jquery-ui.widget.min.js
73 ms
vfsummit.js
91 ms
event_logo_large_06ed28a821cad80f9c4e54b84e78d0947858a973.
272 ms
vanityfair_the-new-establishment-summit-breakout-7.jpg
267 ms
codeandtheory.svg
240 ms
speaker_thumbnail_large_d02844b9686230238cd4a45ed736a6b2b0f4c730.jpg
267 ms
speaker_thumbnail_large_198f0c19b3f89d2a81e7fdac96b2670e7e090590.jpg
242 ms
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241 ms
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265 ms
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264 ms
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255 ms
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316 ms
speaker_thumbnail_large_1263bf6af9e402d9f8a1d53da86619b1568487e2.jpg
309 ms
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305 ms
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306 ms
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311 ms
c7edcb3d57a5a38710440c8bc9f70ce73190a933.svg
306 ms
sponsor_thumbnail_large_ffb4fa6079fae2fd71235de5ead9d39a24b70b8e.png
315 ms
sponsor_thumbnail_large_4164504eb1d019ebfcacd3f9b9ba936fc0c736dd.png
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373 ms
21c0881ba816292b4371fcf091bc751349ea1e2e.svg
376 ms
vanityfair_the-new-establishment-summit-breakout-4.jpg
261 ms
vanityfair_the-new-establishment-summit-breakout-9.jpg
309 ms
vanityfair_the-new-establishment-summit-ive-2-tktkt.jpg
265 ms
CondeNast.js
374 ms
squiggly-line-white.svg
217 ms
VFSummit.svg
214 ms
Background_TanModule01.svg
224 ms
Background_TanModule03.svg
215 ms
Background_TanModule02.png
216 ms
Background_dots.png
225 ms
squiggly-line.svg
232 ms
left_bg_large_5b527004022240d391b272b01ce2e8fb702bb8db.jpg
347 ms
filmstrip-1.jpg
43 ms
filmstrip-2.jpg
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filmstrip-3.jpg
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filmstrip-4.jpg
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left_bg_large_efdbcc8136e914a8f1cf27acc82ea84a640c9659.jpg
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250 ms
left_bg_large_a79030c22e185971351a8b1ad167491bdf8fe824.jpg
246 ms
2D53A0_1_0.woff
40 ms
VF%20Didot%206%20Web-Regular%20Italic.woff
83 ms
VF%20Didot%206%20Web-Bold%20Italic.woff
84 ms
VF%20Didot%206%20Web-Regular.woff
144 ms
VF%20Didot%206%20Web-Bold.woff
77 ms
2D53A0_2_0.woff
79 ms
fontcustom_d0b387dbc2c8363745156a583f6fb6c8.svg
84 ms
fontcustom_d0b387dbc2c8363745156a583f6fb6c8.woff
84 ms
2D53A0_0_0.woff
85 ms
ga.js
9 ms
firstevent
28 ms
__utm.gif
12 ms
s77987456831615
7 ms
dest3.html
12 ms
vfsummit.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
vfsummit.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
vfsummit.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 Vfsummit.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 Vfsummit.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.
vfsummit.com
Open Graph data is detected on the main page of Vfsummit. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: