Tools & Wizards About Us
dervosforge.com screenshot

Report Summary

  • 43

    Performance

    Renders faster than
    62% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 66% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

dervosforge.com

China Forged Valve Manufacturer,Forged Steel Valves in Stocks - Dervos

Page Load Speed

1.2 sec in total

First Response

159 ms

Resources Loaded

834 ms

Page Rendered

175 ms

dervosforge.com screenshot

About Website

Click here to check amazing Dervos Forge content. Otherwise, check out these important facts you probably never knew about dervosforge.com

Largest forged steel valve manufacturer in China got large quantity high quality forged steel valves in stocks, strictly meets all your forged valve needs.

Visit dervosforge.com

Key Findings

We analyzed Dervosforge.com page load time and found that the first response time was 159 ms and then it took 1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.

Performance Metrics

dervosforge.com performance score

43

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.6 s

93/100

10%

LCP (Largest Contentful Paint)

Value9.0 s

1/100

25%

SI (Speed Index)

Value8.9 s

15/100

10%

TBT (Total Blocking Time)

Value120 ms

97/100

30%

CLS (Cumulative Layout Shift)

Value2.545

0/100

15%

TTI (Time to Interactive)

Value9.2 s

32/100

10%

Network Requests Diagram

dervosforge.com

159 ms

www.dervosforge.com

198 ms

logo-dervos-valves-china-forged-valves-supplier.png

354 ms

email-decode.min.js

9 ms

jquery.min.js

358 ms

Our browser made a total of 38 requests to load all elements on the main page. We found that 8% of them (3 requests) were addressed to the original Dervosforge.com, 92% (35 requests) were made to Img.jeawincdn.com. The less responsive or slowest element that took the longest time to load (472 ms) relates to the external source Img.jeawincdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 119.9 kB (8%)

Content Size

1.5 MB

After Optimization

1.3 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Dervosforge.com 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. 65% of websites need less resources to load. Images take 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 45.9 kB

  • Original 55.7 kB
  • After minification 48.8 kB
  • After compression 9.8 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 6.9 kB, which is 12% 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 45.9 kB or 82% of the original size.

Image Optimization

-5%

Potential reduce by 67.9 kB

  • Original 1.3 MB
  • After minification 1.2 MB

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. Dervos Forge images are well optimized though.

JavaScript Optimization

-4%

Potential reduce by 6.0 kB

  • Original 156.3 kB
  • After minification 155.2 kB
  • After compression 150.2 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.

Requests Breakdown

Number of requests can be reduced by 22 (61%)

Requests Now

36

After Optimization

14

  • Images
  • JavaScript

The browser has sent 36 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dervos Forge. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 23 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

dervosforge.com

dervosforge.com

159 ms

www.dervosforge.com

www.dervosforge.com

198 ms

logo-dervos-valves-china-forged-valves-supplier.png

logo-dervos-valves-china-forged-valves-supplier.png

354 ms

email-decode.min.js

email-decode.min.js

9 ms

jquery.min.js

jquery.min.js

358 ms

jquery-migrate.min.js

jquery-migrate.min.js

356 ms

bootstrap.min.js

bootstrap.min.js

377 ms

smoothScroll.js

smoothScroll.js

356 ms

jquery.easing.min.js

jquery.easing.min.js

374 ms

pace.min.js

pace.min.js

373 ms

owl.carousel.min.js

owl.carousel.min.js

377 ms

jquery.cubeportfolio.min.js

jquery.cubeportfolio.min.js

376 ms

jquery.fancybox.pack.js

jquery.fancybox.pack.js

378 ms

masterslider.min.js

masterslider.min.js

411 ms

jquery.backstretch.min.js

jquery.backstretch.min.js

379 ms

one.app.js

one.app.js

387 ms

form.js

form.js

377 ms

lazysizes.min.js

lazysizes.min.js

378 ms

jquery.smartmenus.min.js

jquery.smartmenus.min.js

380 ms

jquery.elevatezoom.min.js

jquery.elevatezoom.min.js

381 ms

jquery.smartmenus.bootstrap.min.js

jquery.smartmenus.bootstrap.min.js

379 ms

pace-loader.js

pace-loader.js

381 ms

owl-carousel2.js

owl-carousel2.js

382 ms

promo.js

promo.js

385 ms

cube-portfolio-lightbox.js

cube-portfolio-lightbox.js

384 ms

fancy-box.js

fancy-box.js

420 ms

forged-valves-series.jpg

forged-valves-series.jpg

469 ms

dervos-forge.jpg

dervos-forge.jpg

472 ms

dervos-forge-valves.jpg

dervos-forge-valves.jpg

466 ms

banner-dervos-valves-china-forged-valves-maker.jpg

banner-dervos-valves-china-forged-valves-maker.jpg

465 ms

3-pieces-floating-ball-valve-astm-a105n-1-2-inch-class-800-npt-250x250.webp

3-pieces-floating-ball-valve-astm-a105n-1-2-inch-class-800-npt-250x250.webp

462 ms

flanged-end-ball-valve-astm-a350-lf6-cl600-1-2-inch-two-piece-250x250.webp

flanged-end-ball-valve-astm-a350-lf6-cl600-1-2-inch-two-piece-250x250.webp

463 ms

carbon-steel-flanged-ball-valve-a105n-class-600-1-inch-bs-5351-250x250.webp

carbon-steel-flanged-ball-valve-a105n-class-600-1-inch-bs-5351-250x250.webp

463 ms

2-piece-integral-flanged-ball-valve-astm-f316l-class-800-1-inch-250x250.webp

2-piece-integral-flanged-ball-valve-astm-f316l-class-800-1-inch-250x250.webp

464 ms

2-piece-lever-ball-valve-forged-steel-300-lb-rf-side-entry-250x250.webp

2-piece-lever-ball-valve-forged-steel-300-lb-rf-side-entry-250x250.webp

468 ms

3-piece-plate-type-ball-valve-150-1500-lb-reduced-bore-full-bore-250x250.webp

3-piece-plate-type-ball-valve-150-1500-lb-reduced-bore-full-bore-250x250.webp

466 ms

forged-steel-threaded-ball-valve-astm-a105-class-600-lb-3pcs-npt-250x250.webp

forged-steel-threaded-ball-valve-astm-a105-class-600-lb-3pcs-npt-250x250.webp

469 ms

extended-body-ball-valve-1-inch-cl-800-side-entry-floating-ball-250x250.webp

extended-body-ball-valve-1-inch-cl-800-side-entry-floating-ball-250x250.webp

468 ms

Accessibility Review

dervosforge.com accessibility score

87

Accessibility Issues

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

High

Buttons do not have an accessible name

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Best Practices

dervosforge.com best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

dervosforge.com SEO score

93

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

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

High

Document uses legible font sizes

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dervosforge.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 Dervosforge.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.

Social Sharing Optimization

dervosforge.com

Open Graph description is not detected on the main page of Dervos Forge. 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: