Tools & Wizards About Us

Report Summary

  • 34

    Performance

    Renders faster than
    54% of other websites

  • 52

    Accessibility

    Visual factors better than
    that of 21% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

sarlboro.com

汽车润滑油,工业润滑油,汽柴机油OEM代加工厂家,招商加盟代理-圣保路

Page Load Speed

19.9 sec in total

First Response

514 ms

Resources Loaded

19.1 sec

Page Rendered

279 ms

About Website

Click here to check amazing Sarlboro content. Otherwise, check out these important facts you probably never knew about sarlboro.com

圣保路润滑油专注汽车润滑油研发,生产集一体厂家,完善的售后服务体系,丰富多样化的市场扶持开拓润滑油口碑市场先例,是众多润滑油代理的首选品牌,针对全国润滑油市场的新老客户发展有扶持政策,合伙人全国统一热线：400-022-9899.

Visit sarlboro.com

Key Findings

We analyzed Sarlboro.com page load time and found that the first response time was 514 ms and then it took 19.3 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.

Performance Metrics

sarlboro.com performance score

34

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

29/100

10%

LCP (Largest Contentful Paint)

Value7.4 s

4/100

25%

SI (Speed Index)

Value9.1 s

14/100

10%

TBT (Total Blocking Time)

Value280 ms

81/100

30%

CLS (Cumulative Layout Shift)

Value0.464

19/100

15%

TTI (Time to Interactive)

Value11.5 s

18/100

10%

Network Requests Diagram

sarlboro.com

514 ms

www.sarlboro.com

1567 ms

base.css

216 ms

common.css

432 ms

index.css

849 ms

Our browser made a total of 95 requests to load all elements on the main page. We found that 62% of them (59 requests) were addressed to the original Sarlboro.com, 8% (8 requests) were made to Bdimg.share.baidu.com and 7% (7 requests) were made to Ckmap.mediav.com. The less responsive or slowest element that took the longest time to load (13 sec) belongs to the original domain Sarlboro.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 190.6 kB (9%)

Content Size

2.0 MB

After Optimization

1.9 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Sarlboro.com main page is 2.0 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. 40% of websites need less resources to load. Images take 1.7 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 45.4 kB

  • Original 55.7 kB
  • After minification 46.9 kB
  • After compression 10.3 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 8.8 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 45.4 kB or 81% of the original size.

Image Optimization

-6%

Potential reduce by 99.6 kB

  • Original 1.7 MB
  • After minification 1.6 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. Sarlboro images are well optimized though.

JavaScript Optimization

-14%

Potential reduce by 43.4 kB

  • Original 306.4 kB
  • After minification 306.4 kB
  • After compression 263.1 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 43.4 kB or 14% of the original size.

CSS Optimization

-27%

Potential reduce by 2.2 kB

  • Original 8.2 kB
  • After minification 8.2 kB
  • After compression 6.0 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. Sarlboro.com needs all CSS files to be minified and compressed as it can save up to 2.2 kB or 27% of the original size.

Requests Breakdown

Number of requests can be reduced by 30 (36%)

Requests Now

83

After Optimization

53

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 83 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sarlboro. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

sarlboro.com accessibility score

52

Accessibility Issues

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.

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

sarlboro.com best practices score

58

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

sarlboro.com SEO score

86

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

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

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

High

Document uses legible font sizes

Language and Encoding

  • Language Detected

    ZH

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sarlboro.com can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and it does not match the claimed English language. Our system also found out that Sarlboro.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

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