Tools & Wizards About Us
aaron.cz screenshot

Report Summary

  • 53

    Performance

    Renders faster than
    70% of other websites

  • 73

    Accessibility

    Visual factors better than
    that of 38% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

aaron.cz

Flight Retailing solutions for Travel Industry - Airlines, OTAs, TMCs, Offline Agency, Corporates

Page Load Speed

6.7 sec in total

First Response

878 ms

Resources Loaded

5.5 sec

Page Rendered

336 ms

aaron.cz screenshot

About Website

Visit aaron.cz now to see the best up-to-date Aaron content for Czech Republic and also check out these interesting facts you probably never knew about aaron.cz

Complete retailing solutions for airline, travel agency (OTA, TMC, Consolidator) and corporate customers including direct connect / NDC flight content, ancillary services and payments.

Visit aaron.cz

Key Findings

We analyzed Aaron.cz page load time and found that the first response time was 878 ms and then it took 5.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

aaron.cz performance score

53

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.2 s

1/100

10%

LCP (Largest Contentful Paint)

Value7.9 s

3/100

25%

SI (Speed Index)

Value8.1 s

21/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value7.2 s

51/100

10%

Network Requests Diagram

www.aaron.cz

878 ms

www.aarongroup.com

919 ms

home.htm

99 ms

complete-flight-retailing-solutions-for-every-business

106 ms

jquery.js

289 ms

Our browser made a total of 79 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Aaron.cz, 81% (64 requests) were made to Aarongroup.com and 11% (9 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (1.6 sec) relates to the external source Aarongroup.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 24.9 kB (20%)

Content Size

126.8 kB

After Optimization

101.9 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Aaron.cz main page is 126.8 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 60% of websites need less resources to load. Images take 62.2 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 22.0 kB

  • Original 26.8 kB
  • After minification 26.8 kB
  • After compression 4.8 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 22.0 kB or 82% of the original size.

Image Optimization

-5%

Potential reduce by 2.9 kB

  • Original 62.2 kB
  • After minification 59.3 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. Aaron images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 37 B

  • Original 37.8 kB
  • After minification 37.8 kB
  • After compression 37.8 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 4 (6%)

Requests Now

64

After Optimization

60

  • Images
  • JavaScript
  • CSS

The browser has sent 64 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Aaron. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

www.aaron.cz

www.aaron.cz

878 ms

www.aarongroup.com

www.aarongroup.com

919 ms

home.htm

home.htm

99 ms

complete-flight-retailing-solutions-for-every-business

complete-flight-retailing-solutions-for-every-business

106 ms

jquery.js

jquery.js

289 ms

main-2022.js

main-2022.js

287 ms

homepage-2022.js

homepage-2022.js

287 ms

main-2022_1.css

main-2022_1.css

478 ms

js

js

60 ms

globe.gl

globe.gl

174 ms

globe.gl@2.32.4

globe.gl@2.32.4

17 ms

globe.gl.min.js

globe.gl.min.js

68 ms

css2

css2

33 ms

logotype.svg

logotype.svg

124 ms

arrow-down.svg

arrow-down.svg

128 ms

arrow-up.svg

arrow-up.svg

126 ms

lock-icon.svg

lock-icon.svg

125 ms

symphony-product.svg

symphony-product.svg

171 ms

application.png

application.png

503 ms

arrow-right.svg

arrow-right.svg

221 ms

lhcc-logotype.svg

lhcc-logotype.svg

223 ms

amadeus-logotype.svg

amadeus-logotype.svg

269 ms

erv-logotype.svg

erv-logotype.svg

305 ms

aegean-A3.svg

aegean-A3.svg

306 ms

aeromexico-AM.svg

aeromexico-AM.svg

319 ms

air-dolomity-EN.svg

air-dolomity-EN.svg

320 ms

air-france-AF.svg

air-france-AF.svg

366 ms

american-airlines-AA.svg

american-airlines-AA.svg

403 ms

austrian-OS.svg

austrian-OS.svg

406 ms

avianca-AV.svg

avianca-AV.svg

416 ms

british-airways-BA.svg

british-airways-BA.svg

422 ms

brussels-airlines-SN.svg

brussels-airlines-SN.svg

464 ms

cathay-pacific-CX.svg

cathay-pacific-CX.svg

695 ms

copa-airlines-CM.svg

copa-airlines-CM.svg

502 ms

delta-DL.svg

delta-DL.svg

515 ms

emirates-EK.svg

emirates-EK.svg

521 ms

eurowings-discover-4Y.svg

eurowings-discover-4Y.svg

562 ms

finnair-AY.svg

finnair-AY.svg

599 ms

hawaiian-airlines-HA.svg

hawaiian-airlines-HA.svg

602 ms

iberia-IB.svg

iberia-IB.svg

612 ms

jetstar-JQ.svg

jetstar-JQ.svg

620 ms

klm-KL.svg

klm-KL.svg

661 ms

level-VK.svg

level-VK.svg

699 ms

lot-LOx.svg

lot-LOx.svg

701 ms

lufthansa-LH.svg

lufthansa-LH.svg

710 ms

olympic-airlines-OA.svg

olympic-airlines-OA.svg

717 ms

qantas-QF.svg

qantas-QF.svg

760 ms

qatar-QR.svg

qatar-QR.svg

794 ms

ryanair-FR.svg

ryanair-FR.svg

799 ms

UcCO3FwrK3iLTeHuS_fvQtMwCp50KnMw2boKoduKmMEVuLyfMZhrib2Au-0.ttf

UcCO3FwrK3iLTeHuS_fvQtMwCp50KnMw2boKoduKmMEVuLyfMZhrib2Au-0.ttf

33 ms

UcCO3FwrK3iLTeHuS_fvQtMwCp50KnMw2boKoduKmMEVuI6fMZhrib2Au-0.ttf

UcCO3FwrK3iLTeHuS_fvQtMwCp50KnMw2boKoduKmMEVuI6fMZhrib2Au-0.ttf

66 ms

UcCO3FwrK3iLTeHuS_fvQtMwCp50KnMw2boKoduKmMEVuOKfMZhrib2Au-0.ttf

UcCO3FwrK3iLTeHuS_fvQtMwCp50KnMw2boKoduKmMEVuOKfMZhrib2Au-0.ttf

90 ms

UcCO3FwrK3iLTeHuS_fvQtMwCp50KnMw2boKoduKmMEVuDyfMZhrib2Au-0.ttf

UcCO3FwrK3iLTeHuS_fvQtMwCp50KnMw2boKoduKmMEVuDyfMZhrib2Au-0.ttf

129 ms

UcCO3FwrK3iLTeHuS_fvQtMwCp50KnMw2boKoduKmMEVuLyeMZhrib2Au-0.ttf

UcCO3FwrK3iLTeHuS_fvQtMwCp50KnMw2boKoduKmMEVuLyeMZhrib2Au-0.ttf

91 ms

UcCO3FwrK3iLTeHuS_fvQtMwCp50KnMw2boKoduKmMEVuGKYMZhrib2Au-0.ttf

UcCO3FwrK3iLTeHuS_fvQtMwCp50KnMw2boKoduKmMEVuGKYMZhrib2Au-0.ttf

91 ms

UcCO3FwrK3iLTeHuS_fvQtMwCp50KnMw2boKoduKmMEVuFuYMZhrib2Au-0.ttf

UcCO3FwrK3iLTeHuS_fvQtMwCp50KnMw2boKoduKmMEVuFuYMZhrib2Au-0.ttf

91 ms

UcCO3FwrK3iLTeHuS_fvQtMwCp50KnMw2boKoduKmMEVuDyYMZhrib2Au-0.ttf

UcCO3FwrK3iLTeHuS_fvQtMwCp50KnMw2boKoduKmMEVuDyYMZhrib2Au-0.ttf

89 ms

UcCO3FwrK3iLTeHuS_fvQtMwCp50KnMw2boKoduKmMEVuBWYMZhrib2Au-0.ttf

UcCO3FwrK3iLTeHuS_fvQtMwCp50KnMw2boKoduKmMEVuBWYMZhrib2Au-0.ttf

181 ms

singapore-airlines-SQ.svg

singapore-airlines-SQ.svg

735 ms

swiss-LX.svg

swiss-LX.svg

686 ms

turkish-airlines-TK.svg

turkish-airlines-TK.svg

694 ms

tapportugal-TP.svg

tapportugal-TP.svg

735 ms

united-UA.svg

united-UA.svg

731 ms

vueling-VY.svg

vueling-VY.svg

673 ms

westjet-WS.svg

westjet-WS.svg

676 ms

lufthansa.svg

lufthansa.svg

640 ms

finnair.svg

finnair.svg

620 ms

aegean.svg

aegean.svg

652 ms

singapore-airlines.svg

singapore-airlines.svg

676 ms

arrow-left.svg

arrow-left.svg

678 ms

logo-ndc.svg

logo-ndc.svg

627 ms

logo-ifg.svg

logo-ifg.svg

602 ms

logo-pci.svg

logo-pci.svg

616 ms

gdpr-logo.svg

gdpr-logo.svg

639 ms

logo-iso.svg

logo-iso.svg

669 ms

logo-aml.svg

logo-aml.svg

628 ms

globe.svg

globe.svg

1635 ms

asociace-biz-logotype.svg

asociace-biz-logotype.svg

608 ms

deloitte-logotype.svg

deloitte-logotype.svg

606 ms

Accessibility Review

aaron.cz accessibility score

73

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

aaron.cz best practices score

75

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

High

Browser errors were logged to the console

SEO Factors

aaron.cz SEO score

83

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

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

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 Aaron.cz 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 Aaron.cz 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

aaron.cz

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