Tools & Wizards About Us
firstfiber.cn screenshot

Report Summary

  • 62

    Performance

    Renders faster than
    76% of other websites

  • 78

    Accessibility

    Visual factors better than
    that of 45% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 62

    SEO

    Google-friendlier than
    23% of websites

firstfiber.cn

OTDR, Fiber Test, Fiber structured cabling and integrated network solutions - www.FirstFiber.cn

Page Load Speed

3.7 sec in total

First Response

968 ms

Resources Loaded

2.5 sec

Page Rendered

200 ms

firstfiber.cn screenshot

About Website

Welcome to firstfiber.cn homepage info - get ready to check First Fiber best content right away, or after learning these important things about firstfiber.cn

We, FirstFiber focus on fiber optics network installation, cabling and test & maintainent. Contact us sales@firstfiber.cn

Visit firstfiber.cn

Key Findings

We analyzed Firstfiber.cn page load time and found that the first response time was 968 ms and then it took 2.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

firstfiber.cn performance score

62

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

39/100

10%

LCP (Largest Contentful Paint)

Value3.9 s

53/100

25%

SI (Speed Index)

Value5.4 s

56/100

10%

TBT (Total Blocking Time)

Value20 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.444

21/100

15%

TTI (Time to Interactive)

Value6.7 s

57/100

10%

Network Requests Diagram

www.firstfiber.cn

968 ms

08518cf0900ea0724938507caf9eef8f.css

177 ms

47fb1e0b53594e21b68ee2096342b9c9.js

414 ms

wl2vorbfuwm1x3ihzbksbc3njg30kjym.js

136 ms

render.b16d95a5aac4cf92625a.js

50 ms

Our browser made a total of 41 requests to load all elements on the main page. We found that 90% of them (37 requests) were addressed to the original Firstfiber.cn, 5% (2 requests) were made to Ssl.google-analytics.com and 2% (1 request) were made to Code.tidio.co. The less responsive or slowest element that took the longest time to load (968 ms) belongs to the original domain Firstfiber.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 223.1 kB (28%)

Content Size

799.1 kB

After Optimization

576.1 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Firstfiber.cn main page is 799.1 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. 25% of websites need less resources to load. Images take 656.3 kB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 82.3 kB

  • Original 95.2 kB
  • After minification 79.0 kB
  • After compression 12.9 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 16.2 kB, which is 17% 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 82.3 kB or 86% of the original size.

Image Optimization

-20%

Potential reduce by 133.6 kB

  • Original 656.3 kB
  • After minification 522.6 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. Obviously, First Fiber needs image optimization as it can save up to 133.6 kB or 20% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-0%

Potential reduce by 58 B

  • Original 19.0 kB
  • After minification 19.0 kB
  • After compression 18.9 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.

CSS Optimization

-25%

Potential reduce by 7.1 kB

  • Original 28.7 kB
  • After minification 28.5 kB
  • After compression 21.6 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. Firstfiber.cn needs all CSS files to be minified and compressed as it can save up to 7.1 kB or 25% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

39

After Optimization

39

  • Images
  • JavaScript
  • CSS

The browser has sent 39 CSS, Javascripts, AJAX and image requests in order to completely render the main page of First Fiber. According to our analytics all requests are already optimized.

Network Requests Diagram

www.firstfiber.cn

www.firstfiber.cn

968 ms

08518cf0900ea0724938507caf9eef8f.css

08518cf0900ea0724938507caf9eef8f.css

177 ms

47fb1e0b53594e21b68ee2096342b9c9.js

47fb1e0b53594e21b68ee2096342b9c9.js

414 ms

wl2vorbfuwm1x3ihzbksbc3njg30kjym.js

wl2vorbfuwm1x3ihzbksbc3njg30kjym.js

136 ms

render.b16d95a5aac4cf92625a.js

render.b16d95a5aac4cf92625a.js

50 ms

logo.gif

logo.gif

59 ms

slider1.jpg

slider1.jpg

461 ms

slider2.png

slider2.png

172 ms

slider3.jpg

slider3.jpg

345 ms

slider4.jpg

slider4.jpg

388 ms

980rev_00.jpg

980rev_00.jpg

177 ms

Tester_230x180.jpg

Tester_230x180.jpg

293 ms

cable_management_230x180_2.jpg

cable_management_230x180_2.jpg

231 ms

hw-790c_230x180.jpg

hw-790c_230x180.jpg

293 ms

fiber_optic_patch_cables.jpg

fiber_optic_patch_cables.jpg

288 ms

Fusion_Splicing.jpg

Fusion_Splicing.jpg

346 ms

loader.gif

loader.gif

351 ms

banner1.jpg

banner1.jpg

469 ms

banner2.jpg

banner2.jpg

459 ms

banner3.jpg

banner3.jpg

404 ms

full_catalogue.jpg

full_catalogue.jpg

525 ms

ga.js

ga.js

21 ms

narrow.css

narrow.css

444 ms

__utm.gif

__utm.gif

13 ms

sprites_repeat.gif

sprites_repeat.gif

413 ms

other_sprites.gif

other_sprites.gif

65 ms

menu_arrow_bg.gif

menu_arrow_bg.gif

66 ms

banner_off.png

banner_off.png

59 ms

banner_on.png

banner_on.png

58 ms

focal_bg.png

focal_bg.png

59 ms

123_1.jpg

123_1.jpg

81 ms

980rtc_otdr_01.jpg

980rtc_otdr_01.jpg

88 ms

ff-960_0.png

ff-960_0.png

89 ms

img_1554_1.jpg

img_1554_1.jpg

99 ms

980exp_1.jpg

980exp_1.jpg

97 ms

ff-3217_10g_pon_power_meter.jpg

ff-3217_10g_pon_power_meter.jpg

99 ms

980tek_01.jpg

980tek_01.jpg

138 ms

i_rss.gif

i_rss.gif

130 ms

gotop.gif

gotop.gif

130 ms

special_arrow.gif

special_arrow.gif

124 ms

f9fcec559deef67ebcaee48d0feb8407.css

f9fcec559deef67ebcaee48d0feb8407.css

59 ms

Accessibility Review

firstfiber.cn accessibility score

78

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

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

firstfiber.cn 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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

firstfiber.cn SEO score

62

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

Links do not have descriptive text

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

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 Firstfiber.cn 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 Firstfiber.cn 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

firstfiber.cn

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