Tools & Wizards About Us
delvfire.com screenshot

Report Summary

  • 42

    Performance

    Renders faster than
    61% of other websites

  • 100

    Accessibility

    Visual factors better than
    that of 97% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

delvfire.com

Delvfire | Fitness Trackers & Smart Watches | United Kingdom

Page Load Speed

1.6 sec in total

First Response

85 ms

Resources Loaded

1.4 sec

Page Rendered

59 ms

delvfire.com screenshot

About Website

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

Delvfire Fitness Trackers and Smart Watches, designed to keep you focused, motivated and healthy by tracking your activity, sleep and more.

Visit delvfire.com

Key Findings

We analyzed Delvfire.com page load time and found that the first response time was 85 ms and then it took 1.5 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

delvfire.com performance score

42

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

52/100

10%

LCP (Largest Contentful Paint)

Value4.8 s

30/100

25%

SI (Speed Index)

Value6.2 s

43/100

10%

TBT (Total Blocking Time)

Value1,050 ms

25/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value11.0 s

21/100

10%

Network Requests Diagram

www.delvfire.com

85 ms

minified.js

41 ms

focus-within-polyfill.js

38 ms

polyfill.min.js

74 ms

thunderbolt-commons.3a64b3ed.bundle.min.js

163 ms

Our browser made a total of 45 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Delvfire.com, 64% (29 requests) were made to Static.wixstatic.com and 27% (12 requests) were made to Static.parastorage.com. The less responsive or slowest element that took the longest time to load (550 ms) relates to the external source Static.wixstatic.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 620.3 kB (40%)

Content Size

1.6 MB

After Optimization

936.5 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Delvfire.com main page is 1.6 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. 35% of websites need less resources to load. HTML takes 712.1 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 566.5 kB

  • Original 712.1 kB
  • After minification 710.3 kB
  • After compression 145.6 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. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 566.5 kB or 80% of the original size.

Image Optimization

-8%

Potential reduce by 49.6 kB

  • Original 595.8 kB
  • After minification 546.2 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. Delvfire images are well optimized though.

JavaScript Optimization

-2%

Potential reduce by 4.2 kB

  • Original 249.0 kB
  • After minification 248.9 kB
  • After compression 244.7 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 10 (23%)

Requests Now

44

After Optimization

34

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 44 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Delvfire. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

www.delvfire.com

www.delvfire.com

85 ms

minified.js

minified.js

41 ms

focus-within-polyfill.js

focus-within-polyfill.js

38 ms

polyfill.min.js

polyfill.min.js

74 ms

thunderbolt-commons.3a64b3ed.bundle.min.js

thunderbolt-commons.3a64b3ed.bundle.min.js

163 ms

main.380e55cc.bundle.min.js

main.380e55cc.bundle.min.js

164 ms

main.renderer.1d21f023.bundle.min.js

main.renderer.1d21f023.bundle.min.js

58 ms

lodash.min.js

lodash.min.js

164 ms

react.production.min.js

react.production.min.js

57 ms

react-dom.production.min.js

react-dom.production.min.js

164 ms

siteTags.bundle.min.js

siteTags.bundle.min.js

183 ms

delvfire-logo.png

delvfire-logo.png

273 ms

bundle.min.js

bundle.min.js

119 ms

c837a6_831fe7c79e9e45869554588550034ac1~mv2.jpg

c837a6_831fe7c79e9e45869554588550034ac1~mv2.jpg

67 ms

delvfire-watches.png

delvfire-watches.png

246 ms

c837a6_3c564e356753491e926b27f1d5c8b7dd~mv2.jpg

c837a6_3c564e356753491e926b27f1d5c8b7dd~mv2.jpg

180 ms

c837a6_717fda30f359459d82adc64dc73600d2~mv2.png

c837a6_717fda30f359459d82adc64dc73600d2~mv2.png

69 ms

icon%202.png

icon%202.png

190 ms

veryfitpro-id205g.png

veryfitpro-id205g.png

385 ms

c837a6_d606b769d4934fb6b759000cfd3ac62b~mv2.png

c837a6_d606b769d4934fb6b759000cfd3ac62b~mv2.png

71 ms

c837a6_98a516fd3a66427ab4cd0cf2b2a13ca2~mv2.png

c837a6_98a516fd3a66427ab4cd0cf2b2a13ca2~mv2.png

121 ms

sirius-notifications.png

sirius-notifications.png

242 ms

icon%201.png

icon%201.png

183 ms

icon%203.png

icon%203.png

187 ms

c837a6_f9e52562144944449741488bfd2681f4~mv2.png

c837a6_f9e52562144944449741488bfd2681f4~mv2.png

285 ms

pulse-colours.png

pulse-colours.png

345 ms

c837a6_3d70bc85a2f34c90b13d2b57fa942a1b~mv2.jpg

c837a6_3d70bc85a2f34c90b13d2b57fa942a1b~mv2.jpg

273 ms

notifications.png

notifications.png

243 ms

c837a6_651a993729754737b06152b7bd080649~mv2.png

c837a6_651a993729754737b06152b7bd080649~mv2.png

245 ms

altair-features.png

altair-features.png

409 ms

icon%206.png

icon%206.png

357 ms

icon%208.png

icon%208.png

370 ms

icon%209.png

icon%209.png

376 ms

icon%207.png

icon%207.png

349 ms

c837a6_2a2e0e8f05a24c4796263fb1b9972ca6~mv2.jpg

c837a6_2a2e0e8f05a24c4796263fb1b9972ca6~mv2.jpg

434 ms

icon%205.png

icon%205.png

360 ms

c837a6_4d53da60e30442c39eec7347e205cf86~mv2.jpg

c837a6_4d53da60e30442c39eec7347e205cf86~mv2.jpg

455 ms

icon%206.png

icon%206.png

373 ms

icon%204.png

icon%204.png

377 ms

altair-hrm-run.png

altair-hrm-run.png

550 ms

84770f_3eb255885dbb486790bc704b248e6860~mv2.jpg

84770f_3eb255885dbb486790bc704b248e6860~mv2.jpg

503 ms

deprecation-en.v5.html

deprecation-en.v5.html

4 ms

bolt-performance

bolt-performance

26 ms

deprecation-style.v5.css

deprecation-style.v5.css

9 ms

right-arrow.svg

right-arrow.svg

8 ms

Accessibility Review

delvfire.com accessibility score

100

Accessibility Issues

Best Practices

delvfire.com best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

delvfire.com SEO score

100

Search Engine Optimization Advices

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 Delvfire.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 Delvfire.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

delvfire.com

Open Graph data is detected on the main page of Delvfire. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: