Tools & Wizards About Us
1blocker.com screenshot

Report Summary

  • 53

    Performance

    Renders faster than
    70% of other websites

  • 94

    Accessibility

    Visual factors better than
    that of 83% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 97

    SEO

    Google-friendlier than
    91% of websites

1blocker.com

1Blocker - The Fastest and Most Powerful Safari Content Blocker for iPhone, iPad and Mac

Page Load Speed

4.2 sec in total

First Response

49 ms

Resources Loaded

3.4 sec

Page Rendered

750 ms

1blocker.com screenshot

About Website

Click here to check amazing 1Blocker content for United States. Otherwise, check out these important facts you probably never knew about 1blocker.com

1Blocker lets you block ads, trackers, and other unwanted web content. It's easy to use and doesn’t slow down Safari. 1Blocker comes with over 120,000 built-in blocker rules. It is very configura...

Visit 1blocker.com

Key Findings

We analyzed 1blocker.com page load time and found that the first response time was 49 ms and then it took 4.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

1blocker.com performance score

53

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

52/100

10%

LCP (Largest Contentful Paint)

Value7.4 s

4/100

25%

SI (Speed Index)

Value3.9 s

83/100

10%

TBT (Total Blocking Time)

Value370 ms

71/100

30%

CLS (Cumulative Layout Shift)

Value0.046

99/100

15%

TTI (Time to Interactive)

Value10.9 s

21/100

10%

Network Requests Diagram

1blocker.com

49 ms

1blocker.com

73 ms

tilda-fallback-1.0.min.js

130 ms

tilda-grid-3.0.min.css

120 ms

tilda-blocks-page7902468.min.css

74 ms

Our browser made a total of 86 requests to load all elements on the main page. We found that 5% of them (4 requests) were addressed to the original 1blocker.com, 52% (45 requests) were made to Static.tildacdn.net and 20% (17 requests) were made to Thb.tildacdn.net. The less responsive or slowest element that took the longest time to load (1.2 sec) relates to the external source Static.tildacdn.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 296.7 kB (7%)

Content Size

4.2 MB

After Optimization

3.9 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of 1blocker.com main page is 4.2 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. 55% of websites need less resources to load. Images take 4.0 MB which makes up the majority of the site volume.

HTML Optimization

-71%

Potential reduce by 134.1 kB

  • Original 187.7 kB
  • After minification 187.2 kB
  • After compression 53.6 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 134.1 kB or 71% of the original size.

Image Optimization

-4%

Potential reduce by 161.6 kB

  • Original 4.0 MB
  • After minification 3.8 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. 1Blocker images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 54 B

  • Original 5.0 kB
  • After minification 5.0 kB
  • After compression 4.9 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

-9%

Potential reduce by 957 B

  • Original 11.1 kB
  • After minification 11.1 kB
  • After compression 10.2 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. 1blocker.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 30 (37%)

Requests Now

81

After Optimization

51

  • Images
  • JavaScript
  • CSS

The browser has sent 81 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 1Blocker. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

1blocker.com

1blocker.com

49 ms

1blocker.com

1blocker.com

73 ms

tilda-fallback-1.0.min.js

tilda-fallback-1.0.min.js

130 ms

tilda-grid-3.0.min.css

tilda-grid-3.0.min.css

120 ms

tilda-blocks-page7902468.min.css

tilda-blocks-page7902468.min.css

74 ms

tilda-animation-2.0.min.css

tilda-animation-2.0.min.css

128 ms

tilda-cover-1.0.min.css

tilda-cover-1.0.min.css

127 ms

tilda-cards-1.0.min.css

tilda-cards-1.0.min.css

127 ms

highlight.min.css

highlight.min.css

138 ms

tilda-fonts.min.js

tilda-fonts.min.js

125 ms

tilda-polyfill-1.0.min.js

tilda-polyfill-1.0.min.js

131 ms

jquery-1.10.2.min.js

jquery-1.10.2.min.js

134 ms

tilda-scripts-3.0.min.js

tilda-scripts-3.0.min.js

118 ms

tilda-blocks-page7902468.min.js

tilda-blocks-page7902468.min.js

93 ms

tilda-lazyload-1.0.min.js

tilda-lazyload-1.0.min.js

121 ms

tilda-animation-2.0.min.js

tilda-animation-2.0.min.js

130 ms

tilda-menu-1.0.min.js

tilda-menu-1.0.min.js

123 ms

tilda-cover-1.0.min.js

tilda-cover-1.0.min.js

132 ms

tilda-cards-1.0.min.js

tilda-cards-1.0.min.js

129 ms

tilda-slds-1.4.min.js

tilda-slds-1.4.min.js

132 ms

hammer.min.js

hammer.min.js

132 ms

highlight.min.js

highlight.min.js

140 ms

tilda-skiplink-1.0.min.js

tilda-skiplink-1.0.min.js

130 ms

tilda-events-1.0.min.js

tilda-events-1.0.min.js

132 ms

1088 ms

tilda-slds-1.4.min.css

tilda-slds-1.4.min.css

6 ms

devices-optimized.png

devices-optimized.png

457 ms

whats-blocked-optimi.png

whats-blocked-optimi.png

318 ms

techcrunch-vector-lo.svg

techcrunch-vector-lo.svg

276 ms

Lifehacker-black.svg

Lifehacker-black.svg

195 ms

mac-stories-black.svg

mac-stories-black.svg

237 ms

Business_Insider_Log.svg

Business_Insider_Log.svg

228 ms

imore-black.svg

imore-black.svg

269 ms

cult-of-mac-black.svg

cult-of-mac-black.svg

453 ms

fast-feature.svg

fast-feature.svg

450 ms

shield-feature.svg

shield-feature.svg

462 ms

safari-feature.svg

safari-feature.svg

509 ms

app-store-badge.svg

app-store-badge.svg

510 ms

block-ads.svg

block-ads.svg

720 ms

block-trackers.svg

block-trackers.svg

678 ms

block-annoyances.svg

block-annoyances.svg

718 ms

block-social.svg

block-social.svg

758 ms

block-comments.svg

block-comments.svg

773 ms

block-adult.svg

block-adult.svg

699 ms

spider.svg

spider.svg

859 ms

cookies.svg

cookies.svg

858 ms

fingerprint.svg

fingerprint.svg

938 ms

app-store-badge.svg

app-store-badge.svg

957 ms

app-store-badge.svg

app-store-badge.svg

1029 ms

whitelist-optimized.png

whitelist-optimized.png

394 ms

safari-extension-opt.png

safari-extension-opt.png

350 ms

UAAAA=

UAAAA=

35 ms

UAAAA=

UAAAA=

31 ms

1s3sPRuZALqZU1xAQDvESf1AAAA

1s3sPRuZALqZU1xAQDvESf1AAAA

28 ms

hero-original.jpg

hero-original.jpg

265 ms

Simple-Advanced_1Blo.png

Simple-Advanced_1Blo.png

236 ms

1blocker-editor.png

1blocker-editor.png

289 ms

1blocker-main-screen.png

1blocker-main-screen.png

432 ms

safari-action-extens.png

safari-action-extens.png

459 ms

action-extension-opt.png

action-extension-opt.png

470 ms

whitelist-editor-opt.png

whitelist-editor-opt.png

525 ms

css-editor-optimized.png

css-editor-optimized.png

542 ms

1Blocker-for-Vision-.jpg

1Blocker-for-Vision-.jpg

522 ms

1Blocker-for-Vision-.jpg

1Blocker-for-Vision-.jpg

621 ms

NArzJ6fT_400x400.jpg

NArzJ6fT_400x400.jpg

761 ms

gruber.png

gruber.png

710 ms

christine_preusler.jpg

christine_preusler.jpg

768 ms

glenn_mug_squar-1000.jpg

glenn_mug_squar-1000.jpg

793 ms

hero-original.jpg

hero-original.jpg

1068 ms

whitelist-optimized.png

whitelist-optimized.png

1002 ms

safari-extension-opt.png

safari-extension-opt.png

1235 ms

whats-blocked-optimi.png

whats-blocked-optimi.png

197 ms

1blocker-main-screen.png

1blocker-main-screen.png

136 ms

Simple-Advanced_1Blo.png

Simple-Advanced_1Blo.png

332 ms

1blocker-editor.png

1blocker-editor.png

231 ms

safari-action-extens.png

safari-action-extens.png

171 ms

action-extension-opt.png

action-extension-opt.png

175 ms

css-editor-optimized.png

css-editor-optimized.png

201 ms

1Blocker-for-Vision-.jpg

1Blocker-for-Vision-.jpg

332 ms

NArzJ6fT_400x400.jpg

NArzJ6fT_400x400.jpg

186 ms

whitelist-editor-opt.png

whitelist-editor-opt.png

208 ms

1Blocker-for-Vision-.jpg

1Blocker-for-Vision-.jpg

400 ms

gruber.png

gruber.png

202 ms

christine_preusler.jpg

christine_preusler.jpg

383 ms

glenn_mug_squar-1000.jpg

glenn_mug_squar-1000.jpg

163 ms

tjr809cq

tjr809cq

32 ms

Accessibility Review

1blocker.com accessibility score

94

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.

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

Links do not have a discernible name

Best Practices

1blocker.com best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

1blocker.com SEO score

97

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 1blocker.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 1blocker.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

1blocker.com

Open Graph data is detected on the main page of 1Blocker. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: