2.6 sec in total
34 ms
2.1 sec
436 ms
Welcome to zefr.com homepage info - get ready to check Zefr best content for United States right away, or after learning these important things about zefr.com
Zefr enables brand suitability on video platforms, based on GARM industry standards.
Visit zefr.comWe analyzed Zefr.com page load time and found that the first response time was 34 ms and then it took 2.6 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.
zefr.com performance score
name
value
score
weighting
Value2.9 s
52/100
10%
Value6.4 s
10/100
25%
Value4.2 s
78/100
10%
Value2,390 ms
5/100
30%
Value0.195
63/100
15%
Value14.1 s
9/100
10%
34 ms
6 ms
8 ms
10 ms
69 ms
Our browser made a total of 72 requests to load all elements on the main page. We found that 67% of them (48 requests) were addressed to the original Zefr.com, 14% (10 requests) were made to Fonts.gstatic.com and 3% (2 requests) were made to Googleadservices.com. The less responsive or slowest element that took the longest time to load (1.5 sec) relates to the external source S.adroll.com.
Page size can be reduced by 551.0 kB (31%)
1.8 MB
1.2 MB
In fact, the total size of Zefr.com main page is 1.8 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 1.2 MB which makes up the majority of the site volume.
Potential reduce by 30.3 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 30.3 kB or 82% of the original size.
Potential reduce by 107.3 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. Zefr images are well optimized though.
Potential reduce by 203.8 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 203.8 kB or 59% of the original size.
Potential reduce by 209.5 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. Zefr.com needs all CSS files to be minified and compressed as it can save up to 209.5 kB or 90% of the original size.
Number of requests can be reduced by 16 (28%)
58
42
The browser has sent 58 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zefr. 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 4 to 1 for CSS and as a result speed up the page load time.
zefr.com
34 ms
wp-emoji-release.min.js
6 ms
prettyPhoto.css
8 ms
default.css
10 ms
css
69 ms
styles.min.css
10 ms
jquery.js
24 ms
jquery-migrate.min.js
22 ms
jquery.prettyPhoto.js
30 ms
EasyGalleryLoader.js
24 ms
picturefill.min.js
23 ms
js
63 ms
conversion.js
29 ms
common.min.js
28 ms
wp-embed.min.js
28 ms
257 ms
logo.png
234 ms
insight.min.js
243 ms
analytics.js
222 ms
icons_1x.png
95 ms
home-news_img1.png
34 ms
forbes-logo.png
27 ms
common.png
38 ms
video-logo.jpg
38 ms
front-video-laptop2.png
37 ms
intro-parallax.jpg
40 ms
front-parallax.png
141 ms
front-parallax-mobile.png
136 ms
facebook.png
44 ms
youtube.png
45 ms
soundcloud.png
61 ms
macys.png
60 ms
netflix.png
60 ms
pg.png
68 ms
target.png
67 ms
adidas.png
66 ms
chase.png
91 ms
dr_pepper.png
89 ms
honda.png
90 ms
dreamworks.png
111 ms
foxnetworks.png
109 ms
hasbro.png
111 ms
lionsgate.png
111 ms
nintendo.png
131 ms
paramount.png
131 ms
saturday_night_live.png
133 ms
sony_music.png
133 ms
universal.png
135 ms
warner_music_group.png
135 ms
IMG-logo1.png
135 ms
youtube-certified-icon.jpg
135 ms
DXI1ORHCpsQm3Vp6mXoaTYnF5uFdDttMLvmWuJdhhgs.ttf
63 ms
cJZKeOuBrn4kERxqtaUH3aCWcynf_cDxXwCLxiixG1c.ttf
87 ms
MTP_ySUJH_bn48VBG8sNSonF5uFdDttMLvmWuJdhhgs.ttf
108 ms
k3k702ZOKiLJc3WVjuplzInF5uFdDttMLvmWuJdhhgs.ttf
124 ms
EInbV5DfGHOiMmvb1Xr-honF5uFdDttMLvmWuJdhhgs.ttf
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xjAJXh38I15wypJXxuGMBp0EAVxt0G0biEntp43Qt6E.ttf
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PRmiXeptR36kaC0GEAetxrfB31yxOzP-czbf6AAKCVo.ttf
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PRmiXeptR36kaC0GEAetxi8cqLH4MEiSE0ROcU-qHOA.ttf
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PRmiXeptR36kaC0GEAetxp_TkvowlIOtbR7ePgFOpF4.ttf
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PRmiXeptR36kaC0GEAetxlDMrAYtoOisqqMDW9M_Mqc.ttf
131 ms
front-video-rights-id-screen.jpg
118 ms
front-video-laptop.jpg
119 ms
front-video-brand-id-screen.jpg
120 ms
103 ms
collect
90 ms
50 ms
ga-audiences
24 ms
roundtrip.js
20 ms
6OM4VNWCJFBBNP3YTXUTSB.js
1488 ms
15 ms
l
40 ms
zefr.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
Links do not have a discernible name
zefr.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
zefr.com SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Zefr.com 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 Zefr.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.
zefr.com
Open Graph description is not detected on the main page of Zefr. 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: