1.8 sec in total
537 ms
995 ms
233 ms
Welcome to bdg.co.nz homepage info - get ready to check BDG best content right away, or after learning these important things about bdg.co.nz
| Custom Synthesis, Isotope Labeled Internal Standards, Online Catalog: BDG Synthesis
Visit bdg.co.nzWe analyzed Bdg.co.nz page load time and found that the first response time was 537 ms and then it took 1.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.
bdg.co.nz performance score
name
value
score
weighting
Value13.2 s
0/100
10%
Value14.2 s
0/100
25%
Value22.4 s
0/100
10%
Value290 ms
80/100
30%
Value0.021
100/100
15%
Value23.5 s
1/100
10%
537 ms
267 ms
72 ms
74 ms
70 ms
Our browser made a total of 25 requests to load all elements on the main page. We found that 92% of them (23 requests) were addressed to the original Bdg.co.nz, 8% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (537 ms) belongs to the original domain Bdg.co.nz.
Page size can be reduced by 315.7 kB (74%)
425.8 kB
110.2 kB
In fact, the total size of Bdg.co.nz main page is 425.8 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. 20% of websites need less resources to load. Javascripts take 287.2 kB which makes up the majority of the site volume.
Potential reduce by 14.1 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 14.1 kB or 74% of the original size.
Potential reduce by 3.7 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. Obviously, BDG needs image optimization as it can save up to 3.7 kB or 15% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 217.8 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 217.8 kB or 76% of the original size.
Potential reduce by 80.1 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. Bdg.co.nz needs all CSS files to be minified and compressed as it can save up to 80.1 kB or 85% of the original size.
Number of requests can be reduced by 15 (63%)
24
9
The browser has sent 24 CSS, Javascripts, AJAX and image requests in order to completely render the main page of BDG. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for CSS and as a result speed up the page load time.
bdg.co.nz
537 ms
index.php
267 ms
reset.css
72 ms
boxes.css
74 ms
menu.css
70 ms
clears.css
72 ms
synthesis-nav.css
72 ms
synthesis-3col.css
104 ms
header_top_container_bg2.jpg
40 ms
logo.png
36 ms
mini_search_bg.gif
36 ms
btn_mini_search.gif
36 ms
icon_email.gif
39 ms
visamc.jpg
37 ms
express_logo_158.gif
68 ms
shop_access_pipe.gif
58 ms
button_arrow_green_down.gif
57 ms
button_arrow_blue_right.gif
58 ms
button_square_blue_line.gif
60 ms
base_mini_head_bg.gif
58 ms
icon_basket.gif
89 ms
footer_info_separator.gif
89 ms
ga.js
8 ms
__utm.gif
17 ms
print.css
38 ms
bdg.co.nz 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 input fields do not have accessible names
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.
bdg.co.nz 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
bdg.co.nz 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
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Bdg.co.nz 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 Bdg.co.nz 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.
bdg.co.nz
Open Graph description is not detected on the main page of BDG. 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: