Tools & Wizards About Us
nbfire.com screenshot

Report Summary

  • 100

    Performance

    Renders faster than
    97% of other websites

  • 68

    Accessibility

    Visual factors better than
    that of 33% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 67

    SEO

    Google-friendlier than
    26% of websites

nbfire.com

China,Ningbo Fire Fighting Equipment,fire extinguisher and accessory,fire hose,hose coupling,branch pipe,landing valve

Page Load Speed

2 sec in total

First Response

762 ms

Resources Loaded

1.1 sec

Page Rendered

83 ms

nbfire.com screenshot

About Website

Welcome to nbfire.com homepage info - get ready to check Nb Fire best content right away, or after learning these important things about nbfire.com

China,Manufacturer and exporter of fire extinguisher,fire hose,hose coupling and other fire protection equipment.

Visit nbfire.com

Key Findings

We analyzed Nbfire.com page load time and found that the first response time was 762 ms and then it took 1.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

nbfire.com performance score

100

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.0 s

100/100

10%

LCP (Largest Contentful Paint)

Value1.1 s

100/100

25%

SI (Speed Index)

Value1.2 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value1.0 s

100/100

10%

Network Requests Diagram

nbfire.com

762 ms

main.css

154 ms

logo.gif

159 ms

logo1.gif

160 ms

nbfire_01.gif

161 ms

Our browser made a total of 30 requests to load all elements on the main page. We found that all of those requests were addressed to Nbfire.com and no external sources were called. The less responsive or slowest element that took the longest time to load (762 ms) belongs to the original domain Nbfire.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 12.5 kB (80%)

Content Size

15.7 kB

After Optimization

3.2 kB

  • HTML
  • CSS

In fact, the total size of Nbfire.com main page is 15.7 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. Only 10% of websites need less resources to load. HTML takes 14.1 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 11.3 kB

  • Original 14.1 kB
  • After minification 11.6 kB
  • After compression 2.8 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 2.5 kB, which is 18% 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 11.3 kB or 80% of the original size.

CSS Optimization

-73%

Potential reduce by 1.2 kB

  • Original 1.6 kB
  • After minification 1.2 kB
  • After compression 428 B

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. Nbfire.com needs all CSS files to be minified and compressed as it can save up to 1.2 kB or 73% of the original size.

Requests Breakdown

Number of requests can be reduced by 14 (48%)

Requests Now

29

After Optimization

15

  • Images
  • CSS

The browser has sent 29 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nb Fire. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

Network Requests Diagram

nbfire.com

nbfire.com

762 ms

main.css

main.css

154 ms

logo.gif

logo.gif

159 ms

logo1.gif

logo1.gif

160 ms

nbfire_01.gif

nbfire_01.gif

161 ms

nbfire_03.gif

nbfire_03.gif

161 ms

p01.gif

p01.gif

150 ms

p23.gif

p23.gif

244 ms

p02.gif

p02.gif

262 ms

p03.gif

p03.gif

242 ms

p04.gif

p04.gif

245 ms

p05.gif

p05.gif

245 ms

p06.gif

p06.gif

243 ms

p07.gif

p07.gif

297 ms

p08.gif

p08.gif

295 ms

p09.gif

p09.gif

298 ms

p10.gif

p10.gif

298 ms

p11.gif

p11.gif

299 ms

p12.gif

p12.gif

308 ms

p13.gif

p13.gif

354 ms

p15.gif

p15.gif

354 ms

p17.gif

p17.gif

354 ms

p18.gif

p18.gif

355 ms

p19.gif

p19.gif

355 ms

p20.gif

p20.gif

361 ms

p21.gif

p21.gif

407 ms

p22.gif

p22.gif

408 ms

nbfire_04.gif

nbfire_04.gif

409 ms

approval.gif

approval.gif

409 ms

footer-bg.gif

footer-bg.gif

258 ms

Accessibility Review

nbfire.com accessibility score

68

Accessibility Issues

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

Best Practices

nbfire.com best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

SEO Factors

nbfire.com SEO score

67

Search Engine Optimization Advices

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    ISO

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Nbfire.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 Nbfire.com main page’s claimed encoding is iso. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

nbfire.com

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