3.7 sec in total
176 ms
3.1 sec
367 ms
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Visit tester.co.ukWe analyzed Tester.co.uk page load time and found that the first response time was 176 ms and then it took 3.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.
tester.co.uk performance score
name
value
score
weighting
Value3.1 s
45/100
10%
Value24.9 s
0/100
25%
Value14.8 s
1/100
10%
Value2,080 ms
7/100
30%
Value0.522
15/100
15%
Value23.8 s
1/100
10%
176 ms
865 ms
6 ms
260 ms
493 ms
Our browser made a total of 126 requests to load all elements on the main page. We found that 93% of them (117 requests) were addressed to the original Tester.co.uk, 2% (2 requests) were made to Storage.googleapis.com and 2% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source T.trackedlink.net.
Page size can be reduced by 727.1 kB (50%)
1.5 MB
728.4 kB
In fact, the total size of Tester.co.uk main page is 1.5 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. 45% of websites need less resources to load. Javascripts take 627.8 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. 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 36.2 kB or 77% of the original size.
Potential reduce by 18.7 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. Test Er images are well optimized though.
Potential reduce by 483.5 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 483.5 kB or 77% of the original size.
Potential reduce by 188.7 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. Tester.co.uk needs all CSS files to be minified and compressed as it can save up to 188.7 kB or 84% of the original size.
Number of requests can be reduced by 19 (16%)
122
103
The browser has sent 122 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Test Er. 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 from 4 to 1 for CSS and as a result speed up the page load time.
tester.co.uk
176 ms
www.tester.co.uk
865 ms
prum.min.js
6 ms
30d5017f034a8b86135bfeab92c7872f.css
260 ms
d838bf5351b2b9dd6706c3cf539d0901.js
493 ms
jquery.fancybox-1.3.4.css
365 ms
jquery-migrate-1.2.1.min.js
378 ms
jquery.elevateZoom-3.0.8.min.js
381 ms
jquery.fancybox-1.3.4.pack.js
379 ms
_dmpt.js
1102 ms
font-awesome.css
16 ms
tester-logo.png
82 ms
auto-complete-top.png
82 ms
navservice1of4.gif
87 ms
navservice2of4.gif
91 ms
navservice3of4.gif
90 ms
navservice4of4.gif
90 ms
banner-1.jpg
327 ms
safety-signs.jpg
492 ms
banner-3.jpg
191 ms
banner-4.jpg
411 ms
banner-5.jpg
417 ms
banner-bottom.jpg
189 ms
brand-arrow-left.gif
189 ms
brand-arrow-right.gif
256 ms
amprobe_3.gif
257 ms
anton_3.gif
339 ms
applent.gif
339 ms
catu_1.gif
406 ms
chauvin-arnoux_4.gif
419 ms
ck-tools_2.gif
420 ms
clulite.gif
486 ms
comark.gif
491 ms
cordex_4.gif
494 ms
crowcon_1.gif
506 ms
di-log_3.gif
506 ms
extech_4.gif
592 ms
extronics_1.gif
592 ms
ftta.gif
598 ms
first-stop-safety_2.gif
599 ms
flir_5.gif
600 ms
fluke_4.gif
601 ms
druck-logo_1.jpg
649 ms
guide_3.gif
663 ms
hioki_1.gif
665 ms
iet_2.gif
665 ms
itl_1.gif
659 ms
9f2c3b18-3134-4cfe-b25e-b02802228521.js
109 ms
kane_2.gif
602 ms
kern.gif
651 ms
kewtech_3.gif
647 ms
leica_3.gif
663 ms
lockout-lock_2.gif
664 ms
makita_1.gif
662 ms
martin-lishman_1.gif
568 ms
martindale_3.gif
623 ms
blank.gif
11 ms
Master-Lock-Logo.jpg
616 ms
megger_5.gif
574 ms
metrel_3.gif
570 ms
offline.png
555 ms
metrohm_1.gif
501 ms
msa_2.gif
551 ms
niceic_1.gif
488 ms
pass_3.gif
502 ms
peak_1.gif
496 ms
protimeter_2.gif
496 ms
pulsar.gif
499 ms
radiodetection_1.gif
485 ms
robin-amprobe_1.gif
487 ms
sauter.gif
499 ms
seaward_3.gif
497 ms
siglent_2.gif
490 ms
sika-logo.jpg
499 ms
analytics.js
37 ms
silvertronic_1.gif
457 ms
simplypats_3.gif
456 ms
snap-on.gif
472 ms
socket-and-see_3.gif
474 ms
super-rod_3.gif
475 ms
collect
13 ms
T-_-R-Logo.jpg
451 ms
collect
56 ms
testsafe_2.gif
465 ms
testo_3.gif
470 ms
time-electronics_2.gif
485 ms
tpi.gif
480 ms
tsi_2.gif
481 ms
uni-t_3.gif
485 ms
ga-audiences
40 ms
vonaq_1.gif
482 ms
cat-electrical.jpg
163 ms
cat-hv.jpg
165 ms
cat-process.jpg
165 ms
cat-hvac.jpg
165 ms
cat-thermal.jpg
84 ms
cat-science.jpg
109 ms
cat-env.jpg
165 ms
cat-tool.jpg
165 ms
cat-data.jpg
168 ms
flir-k2-handheld-thermal-imaging-camera.jpg
386 ms
tis75-with-ipad-air-version-2.jpg
397 ms
cordex-exis-battery-pack-front.jpg
400 ms
testo-805i-temperature-front.jpg
352 ms
social-f.gif
104 ms
social-t.gif
109 ms
social-w.gif
139 ms
social-g.gif
148 ms
social-e.gif
164 ms
registered-logos.gif
334 ms
visa.png
376 ms
mastercard.png
382 ms
maestro.png
396 ms
bacs.png
400 ms
po.png
353 ms
verified-by-visa.png
358 ms
mastercard-secure-code.png
393 ms
paypal.png
388 ms
po-gb.gif
405 ms
bg_top-cart.png
407 ms
homeservices1.gif
409 ms
homeservices2.gif
417 ms
homeservices3.gif
452 ms
top-orange-bar.gif
455 ms
secure.png
471 ms
2f1a7cd7177ac5a8eab0b1e27a45c3f2.css
81 ms
tester.co.uk 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
[role]s do not have all required [aria-*] attributes
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
Image elements do not have [alt] attributes
Links do not have a discernible name
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
List items (<li>) are not contained within <ul> or <ol> parent elements.
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.
tester.co.uk 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
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
tester.co.uk 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 Tester.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 Tester.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.
tester.co.uk
Open Graph data is detected on the main page of Test Er. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: