7.8 sec in total
177 ms
7.3 sec
327 ms
Welcome to promega.com homepage info - get ready to check Promega best content for United States right away, or after learning these important things about promega.com
Promega Corporation is a worldwide leader in applying biochemistry and molecular biology to the development of innovative, high-value products for the life sciences. The Promega mission statement is: ...
Visit promega.comWe analyzed Promega.com page load time and found that the first response time was 177 ms and then it took 7.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.
promega.com performance score
name
value
score
weighting
Value3.7 s
31/100
10%
Value13.5 s
0/100
25%
Value12.5 s
3/100
10%
Value29,310 ms
0/100
30%
Value0.004
100/100
15%
Value36.9 s
0/100
10%
177 ms
516 ms
82 ms
118 ms
119 ms
Our browser made a total of 58 requests to load all elements on the main page. We found that 81% of them (47 requests) were addressed to the original Promega.com, 3% (2 requests) were made to Google-analytics.com and 3% (2 requests) were made to Us1.siteimprove.com. The less responsive or slowest element that took the longest time to load (4.3 sec) relates to the external source Hm.baidu.com.
Page size can be reduced by 163.8 kB (17%)
983.9 kB
820.1 kB
In fact, the total size of Promega.com main page is 983.9 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. 30% of websites need less resources to load. Images take 761.0 kB which makes up the majority of the site volume.
Potential reduce by 51.9 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. 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 51.9 kB or 72% of the original size.
Potential reduce by 36.7 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. Promega images are well optimized though.
Potential reduce by 63.7 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 63.7 kB or 47% of the original size.
Potential reduce by 11.5 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. Promega.com needs all CSS files to be minified and compressed as it can save up to 11.5 kB or 73% of the original size.
Number of requests can be reduced by 20 (37%)
54
34
The browser has sent 54 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Promega. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
promega.com
177 ms
www.promega.com
516 ms
responsive
82 ms
home__supp.min.css
118 ms
banner-rotator__supp.min.css
119 ms
triple-rotator__supp.min.css
119 ms
responsive
238 ms
conversion.js
13 ms
CookieCheck.js
199 ms
responsive-footer
274 ms
country-select-header.min.js
119 ms
home.js
193 ms
banner-rotator__supp.min.js
194 ms
triple-rotator__supp.min.js
193 ms
hammer.min.js
206 ms
analytics.js
26 ms
USA.png
133 ms
promega-logo-borderless.png
133 ms
8a15668a23d54d17bd556414c43d18bb.ashx
228 ms
blank.gif
134 ms
a58738c12cb141d48f6a5a3390eab05a.ashx
221 ms
e36d95dda4c84bf0aa963f8881c397df.ashx
133 ms
078a237ddb3b40988506a3e7470f931d.ashx
243 ms
28d996e6deb54ff4928564e65d78d967.ashx
248 ms
a0ba812a1c5c4071b2ebb68719a97b9f.ashx
228 ms
example.jpg
227 ms
73 ms
bat.js
63 ms
linen.png
206 ms
collect
33 ms
background-art.jpg
240 ms
cart-empty.gif
187 ms
61 ms
nav-search-icon.png
203 ms
mission-statement-bg.jpg
206 ms
social-sprite.png
227 ms
slider-tab-rotated.png
229 ms
green-gradient.png
198 ms
collect
126 ms
linen.png
246 ms
siteanalyze_75758.js
166 ms
ngs-homepage-banner-900x250-main.jpg
351 ms
19226546-wb-is-ccfdna-homepage-banner_teal.jpg
1801 ms
26122040-wb-cr-nanobit%20homepage%20banner%20top%20ten.jpg
356 ms
glomax-discover-homepage-banner-900x250.jpg
1538 ms
21448847-wb-is-mirna_homepagebanner_900x250.jpg
376 ms
banner%20feature.jpg
341 ms
6%20x%205%20peptide%20reference%20mix.jpg
452 ms
customassays.jpg
509 ms
25235095-wb-gi-spectrum-adbar.jpg
508 ms
helix.jpg
511 ms
sg_gotaq_g2_hotstart_imagebar.jpg
554 ms
glomax-discover-adbar-banner-270x80.jpg
607 ms
halotag.jpg
630 ms
quantus_adbar_270x80.jpg
630 ms
USA.png
594 ms
image.aspx
133 ms
hm.js
4318 ms
promega.com accessibility score
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
Image elements do not have [alt] attributes
Links do not have a discernible name
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
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
promega.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
Missing source maps for large first-party JavaScript
promega.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
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 Promega.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 Promega.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.
promega.com
Open Graph description is not detected on the main page of Promega. 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: