Tools & Wizards About Us
adlersolar.de screenshot

Report Summary

  • 43

    Performance

    Renders faster than
    62% 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

  • 90

    SEO

    Google-friendlier than
    68% of websites

adlersolar.de

ADLER Solar - Ihr Solar-Experte seit 2008

Page Load Speed

5.6 sec in total

First Response

247 ms

Resources Loaded

3 sec

Page Rendered

2.3 sec

adlersolar.de screenshot

About Website

Welcome to adlersolar.de homepage info - get ready to check ADLER Solar best content right away, or after learning these important things about adlersolar.de

ADLER Solar ist Ihr Experte zur Realisierung einer Solaranlage. Gerne beraten wir Sie unverbindlich zu einer für Sie passenden Photovoltaik Anlage.

Visit adlersolar.de

Key Findings

We analyzed Adlersolar.de page load time and found that the first response time was 247 ms and then it took 5.3 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

adlersolar.de performance score

43

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

55/100

10%

LCP (Largest Contentful Paint)

Value17.0 s

0/100

25%

SI (Speed Index)

Value8.3 s

19/100

10%

TBT (Total Blocking Time)

Value380 ms

69/100

30%

CLS (Cumulative Layout Shift)

Value0.016

100/100

15%

TTI (Time to Interactive)

Value21.7 s

1/100

10%

Network Requests Diagram

adlersolar.de

247 ms

adlersolar.de

505 ms

cookieblocker.min.css

183 ms

public-main.css

277 ms

style.min.css

281 ms

Our browser made a total of 138 requests to load all elements on the main page. We found that 63% of them (87 requests) were addressed to the original Adlersolar.de, 25% (34 requests) were made to Anfrage-hb.adlersolar.de and 7% (9 requests) were made to Lh3.googleusercontent.com. The less responsive or slowest element that took the longest time to load (977 ms) belongs to the original domain Adlersolar.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 311.6 kB (8%)

Content Size

3.7 MB

After Optimization

3.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Adlersolar.de main page is 3.7 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 3.2 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 178.2 kB

  • Original 212.6 kB
  • After minification 203.1 kB
  • After compression 34.5 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 178.2 kB or 84% of the original size.

Image Optimization

-4%

Potential reduce by 131.8 kB

  • Original 3.2 MB
  • After minification 3.1 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. ADLER Solar images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 414 B

  • Original 152.8 kB
  • After minification 152.8 kB
  • After compression 152.4 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 1.2 kB

  • Original 155.5 kB
  • After minification 155.5 kB
  • After compression 154.2 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. Adlersolar.de has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 47 (37%)

Requests Now

126

After Optimization

79

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 126 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ADLER Solar. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 25 to 1 for JavaScripts and from 24 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

adlersolar.de

adlersolar.de

247 ms

adlersolar.de

adlersolar.de

505 ms

cookieblocker.min.css

cookieblocker.min.css

183 ms

public-main.css

public-main.css

277 ms

style.min.css

style.min.css

281 ms

theme.min.css

theme.min.css

283 ms

header-footer.min.css

header-footer.min.css

283 ms

elementor-icons.min.css

elementor-icons.min.css

284 ms

custom-frontend.min.css

custom-frontend.min.css

392 ms

swiper.min.css

swiper.min.css

370 ms

post-7.css

post-7.css

371 ms

custom-pro-frontend.min.css

custom-pro-frontend.min.css

584 ms

all.min.css

all.min.css

474 ms

v4-shims.min.css

v4-shims.min.css

378 ms

global.css

global.css

465 ms

post-10.css

post-10.css

468 ms

post-50.css

post-50.css

478 ms

post-6.css

post-6.css

485 ms

fontawesome.min.css

fontawesome.min.css

561 ms

solid.min.css

solid.min.css

560 ms

regular.min.css

regular.min.css

565 ms

brands.min.css

brands.min.css

565 ms

public-main.js

public-main.js

581 ms

v4-shims.min.js

v4-shims.min.js

654 ms

animations.min.css

animations.min.css

669 ms

trustindex-google-widget.css

trustindex-google-widget.css

668 ms

complianz.min.js

complianz.min.js

670 ms

jquery.min.js

jquery.min.js

673 ms

jquery-migrate.min.js

jquery-migrate.min.js

672 ms

jquery.sticky.min.js

jquery.sticky.min.js

767 ms

jquery.smartmenus.min.js

jquery.smartmenus.min.js

767 ms

imagesloaded.min.js

imagesloaded.min.js

766 ms

loader.js

loader.js

23 ms

webpack-pro.runtime.min.js

webpack-pro.runtime.min.js

767 ms

webpack.runtime.min.js

webpack.runtime.min.js

767 ms

frontend-modules.min.js

frontend-modules.min.js

768 ms

hooks.min.js

hooks.min.js

862 ms

i18n.min.js

i18n.min.js

862 ms

frontend.min.js

frontend.min.js

861 ms

waypoints.min.js

waypoints.min.js

773 ms

core.min.js

core.min.js

683 ms

frontend.min.js

frontend.min.js

683 ms

elements-handlers.min.js

elements-handlers.min.js

777 ms

index.html

index.html

508 ms

logo.svg

logo.svg

88 ms

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188 ms

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457 ms

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607 ms

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322 ms

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514 ms

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ALV-UjUvr-A0glGgAaLGG1id0sOTsh_1UZ-OvlGLlpwNr8-HD6dEdhM=s120-c-rp-mo-br100

606 ms

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ACg8ocLHencEF1dqvg-jcR8Kb7DjfNMnJq59Io5FqAPJAHGMk1fzXg=s120-c-rp-mo-br100

323 ms

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ACg8ocI6ThMlozcXcH09zg_Xfu0WmVPiMpkAndntBSFM0WU9RFpttw=s120-c-rp-mo-br100

357 ms

cropped-01_AS_Logo_CMYK_Die-Solar-Experten_weiss-gruen-768x156.png

cropped-01_AS_Logo_CMYK_Die-Solar-Experten_weiss-gruen-768x156.png

472 ms

WER_Partner_Status_Team11-300x150.png

WER_Partner_Status_Team11-300x150.png

385 ms

2024-Startseite-Header-neu-B2C-2-1.jpg

2024-Startseite-Header-neu-B2C-2-1.jpg

660 ms

B2B_Referenz_PV-Grossanlage.jpg

B2B_Referenz_PV-Grossanlage.jpg

659 ms

2024-Startseite-Header-neu-Wartung.jpg

2024-Startseite-Header-neu-Wartung.jpg

572 ms

Photovoltaik-Komposition-1-768x922.png

Photovoltaik-Komposition-1-768x922.png

853 ms

Icon_Solarbetrieb-seit-2008.svg

Icon_Solarbetrieb-seit-2008.svg

573 ms

Icon_Vier-Schritte_Planung-1.svg

Icon_Vier-Schritte_Planung-1.svg

565 ms

Icons_ADLER-Haus_eigenerStrom.svg

Icons_ADLER-Haus_eigenerStrom.svg

757 ms

Icon_Vier-Schritte_Beratung-1.svg

Icon_Vier-Schritte_Beratung-1.svg

671 ms

Icon_Vier-Schritte_Planung.svg

Icon_Vier-Schritte_Planung.svg

667 ms

Icon_Vier-Schritte_Lieferung-1.svg

Icon_Vier-Schritte_Lieferung-1.svg

771 ms

Icon_Vier-Schritte_Montage.svg

Icon_Vier-Schritte_Montage.svg

765 ms

deutschlandkarte-umriss-standorte-pins.svg

deutschlandkarte-umriss-standorte-pins.svg

798 ms

2024-01_Website-Logobanner_Vertical.jpg

2024-01_Website-Logobanner_Vertical.jpg

797 ms

2024-01_Website-Logobanner_Wide.png

2024-01_Website-Logobanner_Wide.png

844 ms

Referenzen-Emtinghausen.jpg

Referenzen-Emtinghausen.jpg

849 ms

PV-in-Gnarrenburg-1.jpg

PV-in-Gnarrenburg-1.jpg

770 ms

thedinghausen-referenzen.jpg

thedinghausen-referenzen.jpg

774 ms

2024-02_Der-perfekte-Dreier_wide.jpg

2024-02_Der-perfekte-Dreier_wide.jpg

776 ms

2024-02_Der-perfekte-Dreier_Vertical.jpg

2024-02_Der-perfekte-Dreier_Vertical.jpg

977 ms

Icons_Leadgenerator-B2B_20-Jahre-EEG_01-Anlagengroesse-1.svg

Icons_Leadgenerator-B2B_20-Jahre-EEG_01-Anlagengroesse-1.svg

857 ms

FedraSansStd-Normal.ttf

FedraSansStd-Normal.ttf

861 ms

FedraSansStd-Light-1.ttf

FedraSansStd-Light-1.ttf

797 ms

FedraSansStd-Bold-1.ttf

FedraSansStd-Bold-1.ttf

798 ms

AdlerSolarBrush_umlaute-1.ttf

AdlerSolarBrush_umlaute-1.ttf

799 ms

Icons_Leadgenerator-B2C_Ladestation.svg

Icons_Leadgenerator-B2C_Ladestation.svg

881 ms

Icons_Leadgenerator-B2C_PV-Anlage-mit-Speicher.svg

Icons_Leadgenerator-B2C_PV-Anlage-mit-Speicher.svg

883 ms

Friedhofsgaertnerei-Adrian-Bremen-Solaranlage.jpg

Friedhofsgaertnerei-Adrian-Bremen-Solaranlage.jpg

885 ms

fa-solid-900.woff

fa-solid-900.woff

798 ms

fa-regular-400.woff

fa-regular-400.woff

799 ms

fa-brands-400.woff

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871 ms

familux-resort-speichererweiterung.jpg

familux-resort-speichererweiterung.jpg

872 ms

procedes-PV-Anlage.jpg

procedes-PV-Anlage.jpg

865 ms

Webbanner-Wide.jpg

Webbanner-Wide.jpg

866 ms

Webbanner-Vertical.jpg

Webbanner-Vertical.jpg

769 ms

gtm.js

gtm.js

88 ms

Event_Sonniger-Freitag.jpg

Event_Sonniger-Freitag.jpg

765 ms

Event_Tarmstedter-Ausstellung.jpg

Event_Tarmstedter-Ausstellung.jpg

763 ms

bootstrap.min.css

bootstrap.min.css

41 ms

popper.min.js

popper.min.js

56 ms

bootstrap.min.js

bootstrap.min.js

85 ms

jquery-3.6.0.min.js

jquery-3.6.0.min.js

22 ms

style.css

style.css

103 ms

fe.js

fe.js

189 ms

Event_HanseLife.jpg

Event_HanseLife.jpg

667 ms

News_Team11-Partner-Werder-Bremen.jpg

News_Team11-Partner-Werder-Bremen.jpg

665 ms

News_BDSH.jpg

News_BDSH.jpg

652 ms

News_Solartage-Bremen-2024.jpg

News_Solartage-Bremen-2024.jpg

582 ms

B2C-Referenz-1024x624.jpg

B2C-Referenz-1024x624.jpg

581 ms

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cropped-01_AS_Logo_CMYK_Die-Solar-Experten_weiss-gruen-300x61.png

637 ms

BDSH_Logo_Gruendungsmitglied-300x199.png

BDSH_Logo_Gruendungsmitglied-300x199.png

643 ms

gtm.js

gtm.js

46 ms

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Icons_Leadgenerator-B2B_Satteldach.svg

119 ms

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220 ms

Icons_Leadgenerator-B2B_Pultdach.svg

Icons_Leadgenerator-B2B_Pultdach.svg

188 ms

Icons_Leadgenerator-B2B_Dach-mit-Gaube.svg

Icons_Leadgenerator-B2B_Dach-mit-Gaube.svg

341 ms

Icons_Leadgenerator-B2B_Einfamilienhaus.svg

Icons_Leadgenerator-B2B_Einfamilienhaus.svg

344 ms

Icons_Leadgenerator-B2B_Doppelhaus.svg

Icons_Leadgenerator-B2B_Doppelhaus.svg

353 ms

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Icons_Leadgenerator-B2B_Reihenendhaus.svg

347 ms

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Icons_Leadgenerator-B2B_Reihenmittelhaus.svg

349 ms

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Icons_Leadgenerator-B2B_Leistung1.svg

355 ms

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Icons_Leadgenerator-B2B_Leistung2.svg

401 ms

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Icons_Leadgenerator-B2B_Leistung3.svg

403 ms

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Icons_Leadgenerator-B2B_Leistung4.svg

405 ms

Icons_Leadgenerator-B2B_PV-Anlage.svg

Icons_Leadgenerator-B2B_PV-Anlage.svg

406 ms

Icons_Leadgenerator-B2B_PV-Anlage-mit-Speicher.svg

Icons_Leadgenerator-B2B_PV-Anlage-mit-Speicher.svg

408 ms

Icons_Leadgenerator-B2B_Ladestation.svg

Icons_Leadgenerator-B2B_Ladestation.svg

439 ms

Icons_Leadgenerator-B2C_Waermepumpe.svg

Icons_Leadgenerator-B2C_Waermepumpe.svg

509 ms

Icons_Leadgenerator-B2B_Zeit1.svg

Icons_Leadgenerator-B2B_Zeit1.svg

506 ms

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Icons_Leadgenerator-B2B_Zeit2.svg

511 ms

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Icons_Leadgenerator-B2B_Zeit3.svg

514 ms

Icons_Leadgenerator-B2B_Zeit4.svg

Icons_Leadgenerator-B2B_Zeit4.svg

516 ms

Icons_Leadgenerator-Wartung_SocialMedia.svg

Icons_Leadgenerator-Wartung_SocialMedia.svg

519 ms

Icons_Leadgenerator-Wartung_Internetsuche.svg

Icons_Leadgenerator-Wartung_Internetsuche.svg

560 ms

Icons_Leadgenerator-Wartung_Plakat.svg

Icons_Leadgenerator-Wartung_Plakat.svg

838 ms

Icons_Leadgenerator-B2C_Bus.svg

Icons_Leadgenerator-B2C_Bus.svg

563 ms

Icons_Leadgenerator-Wartung_Zeitung.svg

Icons_Leadgenerator-Wartung_Zeitung.svg

566 ms

Icons_Leadgenerator-Wartung_Empfehlung.svg

Icons_Leadgenerator-Wartung_Empfehlung.svg

569 ms

left-chevron.svg

left-chevron.svg

589 ms

right-chevron.svg

right-chevron.svg

650 ms

FedraSansStd-Normal.ttf

FedraSansStd-Normal.ttf

907 ms

AdlerSolarBrush.ttf

AdlerSolarBrush.ttf

721 ms

FedraSansStd-Light.ttf

FedraSansStd-Light.ttf

909 ms

Accessibility Review

adlersolar.de 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.

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

<frame> or <iframe> elements do not have a title

High

Links do not have a discernible name

Best Practices

adlersolar.de 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

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

adlersolar.de SEO score

90

Search Engine Optimization Advices

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

    DE

  • Language Claimed

    DE

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Adlersolar.de can be misinterpreted by Google and other search engines. Our service has detected that German is used on the page, and it matches the claimed language. Our system also found out that Adlersolar.de 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

adlersolar.de

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