Tools & Wizards About Us
blackpearl-london.co.uk screenshot

Report Summary

  • 34

    Performance

    Renders faster than
    54% of other websites

  • 91

    Accessibility

    Visual factors better than
    that of 76% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

blackpearl-london.co.uk

Detective Agency London | Economic detective agency | Private detective - PRIMECHECK

Page Load Speed

5.5 sec in total

First Response

336 ms

Resources Loaded

3.8 sec

Page Rendered

1.4 sec

blackpearl-london.co.uk screenshot

About Website

Click here to check amazing Blackpearl London content. Otherwise, check out these important facts you probably never knew about blackpearl-london.co.uk

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Visit blackpearl-london.co.uk

Key Findings

We analyzed Blackpearl-london.co.uk page load time and found that the first response time was 336 ms and then it took 5.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

blackpearl-london.co.uk performance score

34

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.9 s

24/100

10%

LCP (Largest Contentful Paint)

Value6.1 s

12/100

25%

SI (Speed Index)

Value8.7 s

16/100

10%

TBT (Total Blocking Time)

Value840 ms

34/100

30%

CLS (Cumulative Layout Shift)

Value0.017

100/100

15%

TTI (Time to Interactive)

Value12.7 s

14/100

10%

Network Requests Diagram

blackpearl-london.co.uk

336 ms

691 ms

styles.css

212 ms

postratings-css.css

324 ms

style.min.css

328 ms

Our browser made a total of 87 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Blackpearl-london.co.uk, 80% (70 requests) were made to Prime-check.com and 14% (12 requests) were made to Provenexpert.com. The less responsive or slowest element that took the longest time to load (1.2 sec) relates to the external source Prime-check.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 183.2 kB (12%)

Content Size

1.5 MB

After Optimization

1.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Blackpearl-london.co.uk main page is 1.5 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 726.3 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 155.0 kB

  • Original 187.2 kB
  • After minification 177.8 kB
  • After compression 32.2 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 155.0 kB or 83% of the original size.

Image Optimization

-3%

Potential reduce by 18.5 kB

  • Original 726.3 kB
  • After minification 707.8 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. Blackpearl London images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 6.8 kB

  • Original 551.7 kB
  • After minification 550.8 kB
  • After compression 544.9 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

-4%

Potential reduce by 2.9 kB

  • Original 77.8 kB
  • After minification 77.7 kB
  • After compression 74.9 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. Blackpearl-london.co.uk has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 44 (59%)

Requests Now

75

After Optimization

31

  • Images
  • JavaScript
  • CSS

The browser has sent 75 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Blackpearl London. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 29 to 1 for JavaScripts and from 17 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

blackpearl-london.co.uk

blackpearl-london.co.uk

336 ms

691 ms

styles.css

styles.css

212 ms

postratings-css.css

postratings-css.css

324 ms

style.min.css

style.min.css

328 ms

style.min.css

style.min.css

330 ms

simple-lightbox.min.css

simple-lightbox.min.css

327 ms

slick.css

slick.css

328 ms

fontawesome.min.css

fontawesome.min.css

453 ms

regular.min.css

regular.min.css

434 ms

brands.min.css

brands.min.css

440 ms

style.css

style.css

554 ms

borlabs-cookie_1_en.css

borlabs-cookie_1_en.css

442 ms

jquery.min.js

jquery.min.js

561 ms

language-cookie.js

language-cookie.js

546 ms

script.min.js

script.min.js

551 ms

borlabs-cookie-prioritize.min.js

borlabs-cookie-prioritize.min.js

552 ms

js

js

56 ms

landing_primecheck.js

landing_primecheck.js

202 ms

widget_landing.css

widget_landing.css

190 ms

common.css

common.css

477 ms

remodal.css

remodal.css

587 ms

remodal-default-theme.css

remodal-default-theme.css

587 ms

jquery.dataTables.min.css

jquery.dataTables.min.css

587 ms

default.css

default.css

586 ms

hooks.min.js

hooks.min.js

587 ms

i18n.min.js

i18n.min.js

586 ms

index.js

index.js

705 ms

index.js

index.js

704 ms

postratings-js.js

postratings-js.js

704 ms

slick.min.js

slick.min.js

706 ms

simple-lightbox.js

simple-lightbox.js

706 ms

jquery.matchHeight.js

jquery.matchHeight.js

704 ms

scripts.js

scripts.js

789 ms

wpgmza_data.js

wpgmza_data.js

788 ms

js

js

193 ms

jquery.dataTables.min.js

jquery.dataTables.min.js

898 ms

dataTables.responsive.js

dataTables.responsive.js

794 ms

jquery-cookie.js

jquery-cookie.js

795 ms

remodal.min.js

remodal.min.js

795 ms

pep.js

pep.js

906 ms

text.js

text.js

905 ms

pako_deflate.min.js

pako_deflate.min.js

805 ms

wp-google-maps.min.js

wp-google-maps.min.js

797 ms

CanvasLayerOptions.js

CanvasLayerOptions.js

685 ms

CanvasLayer.js

CanvasLayer.js

790 ms

borlabs-cookie.min.js

borlabs-cookie.min.js

794 ms

widget_portrait_135_de_0.png

widget_portrait_135_de_0.png

229 ms

logo.png

logo.png

545 ms

logo_schwarz.png

logo_schwarz.png

545 ms

24h-service.png

24h-service.png

544 ms

24h-service-schwarz.png

24h-service-schwarz.png

651 ms

cb-maps.png

cb-maps.png

654 ms

detektiv-mit-kamera.jpg

detektiv-mit-kamera.jpg

975 ms

london-1920x870.jpg

london-1920x870.jpg

870 ms

cert-hipe-award-130x92.png

cert-hipe-award-130x92.png

655 ms

element-1-215x300.png

element-1-215x300.png

1011 ms

wiwo-top-mittelstandsdienstleister2024-primecheck-page-0001.jpg

wiwo-top-mittelstandsdienstleister2024-primecheck-page-0001.jpg

870 ms

team.png

team.png

740 ms

poppins-v20-latin-regular.woff

poppins-v20-latin-regular.woff

659 ms

poppins-v20-latin-500.woff

poppins-v20-latin-500.woff

766 ms

poppins-v20-latin-300.woff

poppins-v20-latin-300.woff

778 ms

fa-regular-400.ttf

fa-regular-400.ttf

992 ms

search.png

search.png

872 ms

03b6a1-047ec79afaf844e9af50c8332b149b76-mv2.png

03b6a1-047ec79afaf844e9af50c8332b149b76-mv2.png

832 ms

ihk-logo.png

ihk-logo.png

865 ms

dekra-iso9001-300x120.jpg

dekra-iso9001-300x120.jpg

858 ms

dgfk-logo.png

dgfk-logo.png

862 ms

cropped-120-2.jpg

cropped-120-2.jpg

865 ms

en.svg

en.svg

904 ms

fa-brands-400.ttf

fa-brands-400.ttf

978 ms

de.svg

de.svg

883 ms

fingerspuren_bg.jpg

fingerspuren_bg.jpg

991 ms

annie-spratt-68tr2jjskz0-unsplash.jpg

annie-spratt-68tr2jjskz0-unsplash.jpg

1206 ms

fingerabdruck_bg_dunkel.jpg

fingerabdruck_bg_dunkel.jpg

898 ms

rating_over.gif

rating_over.gif

909 ms

provenexpert_logo_white.png

provenexpert_logo_white.png

56 ms

primecheck_medium_1552475591.jpg

primecheck_medium_1552475591.jpg

98 ms

pejquery.js

pejquery.js

56 ms

big.png

big.png

54 ms

recommendations_g.png

recommendations_g.png

56 ms

check_blue.png

check_blue.png

54 ms

titilliumweb-extralight-webfont.woff

titilliumweb-extralight-webfont.woff

13 ms

titilliumweb-semibold-webfont.woff

titilliumweb-semibold-webfont.woff

12 ms

titilliumweb-light-webfont.woff

titilliumweb-light-webfont.woff

13 ms

titilliumweb-bold-webfont.woff

titilliumweb-bold-webfont.woff

12 ms

titilliumweb-regular-webfont.woff

titilliumweb-regular-webfont.woff

13 ms

Accessibility Review

blackpearl-london.co.uk accessibility score

91

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

Best Practices

blackpearl-london.co.uk best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

blackpearl-london.co.uk SEO score

85

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

High

Tap targets are not sized appropriately

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 Blackpearl-london.co.uk 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 Blackpearl-london.co.uk 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

blackpearl-london.co.uk

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