4.9 sec in total
363 ms
3.6 sec
950 ms
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Visit sparkwelding.comWe analyzed Sparkwelding.com page load time and found that the first response time was 363 ms and then it took 4.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
sparkwelding.com performance score
name
value
score
weighting
Value1.8 s
90/100
10%
Value2.0 s
97/100
25%
Value3.3 s
91/100
10%
Value0 ms
100/100
30%
Value1.161
1/100
15%
Value1.8 s
100/100
10%
363 ms
1071 ms
79 ms
153 ms
1074 ms
Our browser made a total of 51 requests to load all elements on the main page. We found that 94% of them (48 requests) were addressed to the original Sparkwelding.com, 4% (2 requests) were made to Google-analytics.com and 2% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Sparkwelding.com.
Page size can be reduced by 40.0 kB (5%)
789.5 kB
749.5 kB
In fact, the total size of Sparkwelding.com main page is 789.5 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. 40% of websites need less resources to load. Images take 684.7 kB which makes up the majority of the site volume.
Potential reduce by 23.7 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 4.4 kB, which is 15% 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 23.7 kB or 81% of the original size.
Potential reduce by 7.6 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. Spark Welding images are well optimized though.
Potential reduce by 6.3 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. This website has mostly compressed JavaScripts.
Potential reduce by 2.4 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. Sparkwelding.com needs all CSS files to be minified and compressed as it can save up to 2.4 kB or 24% of the original size.
Number of requests can be reduced by 12 (24%)
49
37
The browser has sent 49 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Spark Welding. 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.
sparkwelding.com
363 ms
www.sparkwelding.com
1071 ms
swiper.min.css
79 ms
style.css
153 ms
jquery.js
1074 ms
js
79 ms
Site_Common.js
233 ms
swiper.min.js
1271 ms
js256.js
232 ms
float25263.js
232 ms
waterback1.jpg
99 ms
logo202004261034162094459.png
87 ms
icon-phone.png
86 ms
icon-tel.png
84 ms
icon-mail.png
85 ms
ba202004261034509750753.jpg
937 ms
ba202004261034587250657.jpg
267 ms
icon-prev.jpg
145 ms
icon-next.jpg
145 ms
20200422150911fcf678555f034577bb4fbed05c1bb41c.jpg
472 ms
2020042215092011948ea8c69643bc89c3e0683cadde72.jpg
207 ms
202004221509203431d890d07d4f2e80e624a63560ee08.jpg
271 ms
2020042215091924888f9b393d4443949085c5912af613.jpg
272 ms
waterback2.jpg
678 ms
single-phase-cutting-machine37455306558.jpg
337 ms
icon-waterdrop.jpg
342 ms
icon-up.jpg
345 ms
icon-house.jpg
416 ms
three-phase-cutting-machine41366400028.jpg
413 ms
dc-inverter-plasma-cutting-machine12038905951.jpg
483 ms
high-duty-cycle-inverter-cutting-machine16032344050.jpg
552 ms
3-in-1-arc-tig-cutting-equipment23023280992.jpg
492 ms
multifunctional-inverter-welding-machine12067380445.jpg
551 ms
digital-smart-welding-machine-with-arc-force09387129854.jpg
552 ms
portable-light-mma-welding-machine06314429827.jpg
562 ms
inverter-welding-machine-with-hot-start-and03448759880.jpg
606 ms
20200520110721a6e211ecc0984c4f8082abcd95fb9eee.jpg
627 ms
202005201120345b51df0de4cd4638b3f3011c3613c65d.jpg
617 ms
2020052011211096ec7ebdc47e42eebb0aba6867e0fee9.jpg
662 ms
2020052011221050625ffed15f4c80918609879bc39e7a.jpg
932 ms
2020052011225781ed5fab63b74b10a12fcddef5905d91.jpg
702 ms
erwei58034020200521.jpg
703 ms
analytics.js
22 ms
s
824 ms
flag.css
662 ms
collect
23 ms
online-service.png
76 ms
people.png
76 ms
phone.png
71 ms
online.png
70 ms
email.png
72 ms
sparkwelding.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
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
[id] attributes on active, focusable elements are not unique
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>).
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.
sparkwelding.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
sparkwelding.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
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sparkwelding.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 Sparkwelding.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.
sparkwelding.com
Open Graph data is detected on the main page of Spark Welding. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: