1.1 sec in total
233 ms
724 ms
179 ms
Visit scientificadvertising.com now to see the best up-to-date Scientific Advertising content for United States and also check out these interesting facts you probably never knew about scientificadvertising.com
Scientific Advertising - The Illustrated Version is different from every other version because it shows examples of actual ads written by Claude C. Hopkins, the author, and places them where they are ...
Visit scientificadvertising.comWe analyzed Scientificadvertising.com page load time and found that the first response time was 233 ms and then it took 903 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 15% of websites can load faster.
scientificadvertising.com performance score
name
value
score
weighting
Value1.6 s
93/100
10%
Value6.5 s
9/100
25%
Value5.1 s
62/100
10%
Value250 ms
84/100
30%
Value0.056
98/100
15%
Value5.2 s
74/100
10%
233 ms
111 ms
129 ms
130 ms
131 ms
Our browser made a total of 19 requests to load all elements on the main page. We found that all of those requests were addressed to Scientificadvertising.com and no external sources were called. The less responsive or slowest element that took the longest time to load (494 ms) belongs to the original domain Scientificadvertising.com.
Page size can be reduced by 47.8 kB (11%)
448.2 kB
400.4 kB
In fact, the total size of Scientificadvertising.com main page is 448.2 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. 15% of websites need less resources to load. Images take 441.0 kB which makes up the majority of the site volume.
Potential reduce by 5.2 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 5.2 kB or 73% of the original size.
Potential reduce by 42.5 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. Scientific Advertising images are well optimized though.
Number of requests can be reduced by 8 (44%)
18
10
The browser has sent 18 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Scientific Advertising. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.
scientificadvertising.com
233 ms
back.jpg
111 ms
b_01.png
129 ms
spacer.gif
130 ms
b_02.png
131 ms
b_04.png
130 ms
b_07.png
130 ms
header.jpg
417 ms
b_10.png
231 ms
DavidOgilvy.jpg
228 ms
3.jpg
354 ms
ipage2.jpg
494 ms
ipage1.jpg
431 ms
button.jpg
356 ms
cg.jpg
297 ms
bottomband.jpg
364 ms
b_13.png
420 ms
b_15.png
422 ms
b_17.png
431 ms
scientificadvertising.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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
scientificadvertising.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
scientificadvertising.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
robots.txt is not valid
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
EN
N/A
ISO-8859-1
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Scientificadvertising.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 Scientificadvertising.com main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
scientificadvertising.com
Open Graph description is not detected on the main page of Scientific Advertising. 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: