4 sec in total
263 ms
3.3 sec
401 ms
Welcome to gtldna.co.uk homepage info - get ready to check Gtl DNA best content for United Kingdom right away, or after learning these important things about gtldna.co.uk
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Visit gtldna.co.ukWe analyzed Gtldna.co.uk page load time and found that the first response time was 263 ms and then it took 3.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.
gtldna.co.uk performance score
name
value
score
weighting
Value4.1 s
21/100
10%
Value8.4 s
2/100
25%
Value7.3 s
29/100
10%
Value300 ms
79/100
30%
Value0.001
100/100
15%
Value9.3 s
31/100
10%
263 ms
569 ms
92 ms
178 ms
242 ms
Our browser made a total of 68 requests to load all elements on the main page. We found that 75% of them (51 requests) were addressed to the original Gtldna.co.uk, 3% (2 requests) were made to Googleadservices.com and 3% (2 requests) were made to Ssl.google-analytics.com. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source Ibdna.com.
Page size can be reduced by 211.3 kB (30%)
715.2 kB
504.0 kB
In fact, the total size of Gtldna.co.uk main page is 715.2 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. 35% of websites need less resources to load. Images take 369.8 kB which makes up the majority of the site volume.
Potential reduce by 36.2 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. This page needs HTML code to be minified as it can gain 7.5 kB, which is 16% 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 36.2 kB or 79% of the original size.
Potential reduce by 22.3 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. Gtl DNA images are well optimized though.
Potential reduce by 131.8 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 131.8 kB or 48% of the original size.
Potential reduce by 21.0 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. Gtldna.co.uk needs all CSS files to be minified and compressed as it can save up to 21.0 kB or 85% of the original size.
Number of requests can be reduced by 19 (33%)
58
39
The browser has sent 58 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Gtl DNA. 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.
gtldna.co.uk
263 ms
www.gtldna.co.uk
569 ms
main.js
92 ms
mootools.js
178 ms
slimbox.js
242 ms
slimbox.css
257 ms
styles.css
272 ms
00000001.css
283 ms
mm_css_menu.js
294 ms
toys.js
276 ms
conversion.js
30 ms
ga.js
61 ms
wrapper_02_02.jpg
93 ms
00000001_r1_c1.jpg
192 ms
00000001_r2_c1.jpg
100 ms
00000001_r2_c2.jpg
117 ms
00000001_r2_c3.jpg
115 ms
00000001_r2_c4.jpg
115 ms
00000001_r2_c5.jpg
300 ms
00000001_r2_c6.jpg
305 ms
00000001_r2_c7.jpg
301 ms
00000001_r2_c8.jpg
237 ms
00000001_r3_c2.jpg
299 ms
ordernow.gif
399 ms
checkmark_15.gif
353 ms
order_now_sml.gif
405 ms
blank.gif
383 ms
small_banner.gif
406 ms
card_visa.gif
502 ms
card_mc.gif
517 ms
card_visadeb.gif
567 ms
card_maestro.gif
499 ms
banner.gif
519 ms
3x3QualityTesting.gif
519 ms
Home_Banner.jpg
871 ms
btn-live-chat.jpg
731 ms
btn-call-me.jpg
778 ms
btn-accurate-reliable.jpg
779 ms
btn-testing-twice.jpg
866 ms
btn-next-day-results.jpg
781 ms
btn-fast.jpg
991 ms
btn-quality-assurance.jpg
985 ms
btn-accredited.jpg
980 ms
btn-customer-care.jpg
983 ms
btn-private-confidential.jpg
991 ms
ancestryBanner.jpg
995 ms
consent_box.gif
1092 ms
gtm.js
97 ms
shoppingCart.gif
1065 ms
server.php
341 ms
__utm.gif
30 ms
52 ms
bgMain.jpg
999 ms
trackjs.js
885 ms
bigBox_15.gif
1001 ms
bigBox_13.gif
1002 ms
bigBox_17.gif
979 ms
wrapper_06.jpg
1093 ms
analytics.js
39 ms
conversion_async.js
16 ms
59 ms
38 ms
collect
5 ms
collect
56 ms
19 ms
server.php
321 ms
trackjs.js
1139 ms
inspectlet.js
41 ms
gtldna.co.uk accessibility score
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
Image elements do not have [alt] attributes
Links do not have a discernible name
gtldna.co.uk best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
gtldna.co.uk 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
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
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Gtldna.co.uk 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 Gtldna.co.uk 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.
gtldna.co.uk
Open Graph description is not detected on the main page of Gtl DNA. 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: