Tools & Wizards About Us
blackfire.tv screenshot

Report Summary

  • 8

    Performance

    Renders faster than
    22% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 74% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

blackfire.tv

Blackfire | Solar-Ready Portable Power Stations, Rechargeable Accessories, and Tools

Page Load Speed

2.8 sec in total

First Response

21 ms

Resources Loaded

1.7 sec

Page Rendered

1.1 sec

blackfire.tv screenshot

About Website

Visit blackfire.tv now to see the best up-to-date Blackfire content and also check out these interesting facts you probably never knew about blackfire.tv

Blackfire Outdoor Gear by Klein Tools offers a selection of portable power options including solar generators, portable power stations, solar panels, rechargeable flashlights, headlamps, bluetooth® sp...

Visit blackfire.tv

Key Findings

We analyzed Blackfire.tv page load time and found that the first response time was 21 ms and then it took 2.8 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

blackfire.tv performance score

8

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.9 s

11/100

10%

LCP (Largest Contentful Paint)

Value15.4 s

0/100

25%

SI (Speed Index)

Value11.1 s

6/100

10%

TBT (Total Blocking Time)

Value2,410 ms

5/100

30%

CLS (Cumulative Layout Shift)

Value0.36

30/100

15%

TTI (Time to Interactive)

Value27.7 s

0/100

10%

Network Requests Diagram

blackfire.tv

21 ms

www.blackfire.com

97 ms

www.blackfire.com

298 ms

gtm.js

82 ms

otSDKStub.js

43 ms

Our browser made a total of 73 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Blackfire.tv, 67% (49 requests) were made to Blackfire.com and 7% (5 requests) were made to Youtube.com. The less responsive or slowest element that took the longest time to load (538 ms) relates to the external source Blackfire.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 332.9 kB (12%)

Content Size

2.8 MB

After Optimization

2.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Blackfire.tv main page is 2.8 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. Only a small number of websites need less resources to load. Images take 1.7 MB which makes up the majority of the site volume.

HTML Optimization

-69%

Potential reduce by 249.4 kB

  • Original 361.6 kB
  • After minification 353.4 kB
  • After compression 112.2 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 249.4 kB or 69% of the original size.

Image Optimization

-5%

Potential reduce by 77.7 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. Blackfire images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 3.6 kB

  • Original 606.3 kB
  • After minification 606.3 kB
  • After compression 602.7 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.

CSS Optimization

-1%

Potential reduce by 2.1 kB

  • Original 161.2 kB
  • After minification 160.7 kB
  • After compression 159.1 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. Blackfire.tv has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 30 (48%)

Requests Now

62

After Optimization

32

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 62 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Blackfire. 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 13 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

blackfire.tv

blackfire.tv

21 ms

www.blackfire.com

www.blackfire.com

97 ms

www.blackfire.com

www.blackfire.com

298 ms

gtm.js

gtm.js

82 ms

otSDKStub.js

otSDKStub.js

43 ms

js

js

145 ms

jquery-ui.css

jquery-ui.css

31 ms

css_jSV9_ZsJrHQrFap5tVi628pn9Bp1Pshf9SNHmdR8t54.css

css_jSV9_ZsJrHQrFap5tVi628pn9Bp1Pshf9SNHmdR8t54.css

136 ms

css_Ybvr4MLgPFpFt91PUAYKFiue-RnmH4zldnRpCRtjEQo.css

css_Ybvr4MLgPFpFt91PUAYKFiue-RnmH4zldnRpCRtjEQo.css

165 ms

css_cVbsNvqU7IpF4LoWwSPFH-wtOpkjbAmgz4B8kNCY-FQ.css

css_cVbsNvqU7IpF4LoWwSPFH-wtOpkjbAmgz4B8kNCY-FQ.css

104 ms

messages.css

messages.css

106 ms

css_xcvD1z14mV8vx5M820uHGKo8p1B7yFQjuQAPdalMD9w.css

css_xcvD1z14mV8vx5M820uHGKo8p1B7yFQjuQAPdalMD9w.css

110 ms

css

css

67 ms

css

css

102 ms

css_nNhAjUcaGTicEjLhjyPDjFGnT259FYNX-aUi4D8VzEc.css

css_nNhAjUcaGTicEjLhjyPDjFGnT259FYNX-aUi4D8VzEc.css

141 ms

color-orange.css

color-orange.css

141 ms

css_-U1tL4eOayTaMfyGQ_oqGrBbjT3D3kC0N3TzS17_j1U.css

css_-U1tL4eOayTaMfyGQ_oqGrBbjT3D3kC0N3TzS17_j1U.css

142 ms

classic-10_7.css

classic-10_7.css

49 ms

49ad5fcd-7bef-429e-898b-31404e49227c.json

49ad5fcd-7bef-429e-898b-31404e49227c.json

59 ms

white_logo-transparent_bg.png

white_logo-transparent_bg.png

112 ms

0Fy08AOt-hc

0Fy08AOt-hc

378 ms

blackfire-logo-rect.png

blackfire-logo-rect.png

378 ms

Fan-Web-Banner.jpg

Fan-Web-Banner.jpg

379 ms

Power-Station-Web-Banner.jpg

Power-Station-Web-Banner.jpg

383 ms

Speaker-Banner-2.jpg

Speaker-Banner-2.jpg

384 ms

category_flame.jpg

category_flame.jpg

376 ms

full_width_flame.jpg

full_width_flame.jpg

378 ms

category_portable-power.jpg

category_portable-power.jpg

377 ms

full_width_portable-power.jpg

full_width_portable-power.jpg

380 ms

category_led-lights.jpg

category_led-lights.jpg

379 ms

full_width_led-lights.jpg

full_width_led-lights.jpg

382 ms

category_speakers.jpg

category_speakers.jpg

379 ms

full_width_speakers.jpg

full_width_speakers.jpg

380 ms

category_tools.jpg

category_tools.jpg

382 ms

full_width_tools.jpg

full_width_tools.jpg

383 ms

category_battery-operated-fans.jpg

category_battery-operated-fans.jpg

384 ms

full_width_battery-operated-fans.jpg

full_width_battery-operated-fans.jpg

384 ms

bbm9112_1.jpg

bbm9112_1.jpg

384 ms

bbm6412_weatherresistant.jpg

bbm6412_weatherresistant.jpg

386 ms

pac505_main.jpg

pac505_main.jpg

384 ms

bbm9113_waterresistant.jpg

bbm9113_waterresistant.jpg

387 ms

gas%20ban%20image_1.png

gas%20ban%20image_1.png

538 ms

a-brand-by-klein-tools.png

a-brand-by-klein-tools.png

384 ms

signup-stay-on-point.jpg

signup-stay-on-point.jpg

385 ms

js_hgdSU2qLEk02jrd27KtAT1Dqgfwb5XCNqnJ4igaWOVY.js

js_hgdSU2qLEk02jrd27KtAT1Dqgfwb5XCNqnJ4igaWOVY.js

349 ms

js_yPMldb0NCgD5k_WEz-uNEd5vE-uqNuAsdMAtEygR8kw.js

js_yPMldb0NCgD5k_WEz-uNEd5vE-uqNuAsdMAtEygR8kw.js

353 ms

63 ms

js_OiLzZH24iCtVds6rmpgp_ZGP10dhDV9itAghPaw2-Xw.js

js_OiLzZH24iCtVds6rmpgp_ZGP10dhDV9itAghPaw2-Xw.js

354 ms

js_QOGsNaaGtaS1CwMDsv7vkGuAQ_dmTaTnUkszSX5FoXY.js

js_QOGsNaaGtaS1CwMDsv7vkGuAQ_dmTaTnUkszSX5FoXY.js

353 ms

api.js

api.js

267 ms

otBannerSdk.js

otBannerSdk.js

16 ms

js_UrN9R6F_p4dt6uBse_YPNGQP74_aMkmFN69-RE2Ma6M.js

js_UrN9R6F_p4dt6uBse_YPNGQP74_aMkmFN69-RE2Ma6M.js

351 ms

js_AMq_Zn2UIuoW8BIWZXirl5L4nBn1-a6UUyPa94AJyzc.js

js_AMq_Zn2UIuoW8BIWZXirl5L4nBn1-a6UUyPa94AJyzc.js

350 ms

star.png

star.png

90 ms

star-black.png

star-black.png

89 ms

email-signup-graphic.jpg

email-signup-graphic.jpg

92 ms

email-signup-logo.png

email-signup-logo.png

88 ms

font.woff

font.woff

89 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

231 ms

fa-solid-900.woff

fa-solid-900.woff

190 ms

www-player.css

www-player.css

105 ms

www-embed-player.js

www-embed-player.js

168 ms

base.js

base.js

244 ms

fa-regular-400.woff

fa-regular-400.woff

164 ms

font.woff

font.woff

185 ms

fa-brands-400.woff

fa-brands-400.woff

186 ms

recaptcha__en.js

recaptcha__en.js

366 ms

ad_status.js

ad_status.js

323 ms

jZnaD5i84OOj95f_CaIDPNlD8clIrXO563EFyn6Jvvo.js

jZnaD5i84OOj95f_CaIDPNlD8clIrXO563EFyn6Jvvo.js

219 ms

embed.js

embed.js

135 ms

id

id

50 ms

KFOmCnqEu92Fr1Mu4mxP.ttf

KFOmCnqEu92Fr1Mu4mxP.ttf

117 ms

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

122 ms

Accessibility Review

blackfire.tv accessibility score

90

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

ARIA IDs are not unique

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Links do not have a discernible name

Best Practices

blackfire.tv 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

blackfire.tv SEO score

86

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

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 Blackfire.tv 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 Blackfire.tv 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

blackfire.tv

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