Tools & Wizards About Us
metafly.info screenshot

Report Summary

  • 78

    Performance

    Renders faster than
    85% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 61% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

metafly.info

metafly

Page Load Speed

2.1 sec in total

First Response

416 ms

Resources Loaded

1.6 sec

Page Rendered

81 ms

metafly.info screenshot

About Website

Welcome to metafly.info homepage info - get ready to check Metafly best content right away, or after learning these important things about metafly.info

metafly visualizes aircraft noise and flight routes by using telemetry data. live and historical data .re shown on a map.

Visit metafly.info

Key Findings

We analyzed Metafly.info page load time and found that the first response time was 416 ms and then it took 1.7 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

metafly.info performance score

78

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

35/100

10%

LCP (Largest Contentful Paint)

Value3.5 s

64/100

25%

SI (Speed Index)

Value4.6 s

71/100

10%

TBT (Total Blocking Time)

Value50 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.052

99/100

15%

TTI (Time to Interactive)

Value5.8 s

67/100

10%

Network Requests Diagram

metafly.info

416 ms

leaflet.css

97 ms

bootstrap.min.css

383 ms

head.min.js

285 ms

leaflet.js

569 ms

Our browser made a total of 18 requests to load all elements on the main page. We found that all of those requests were addressed to Metafly.info and no external sources were called. The less responsive or slowest element that took the longest time to load (569 ms) belongs to the original domain Metafly.info.

Page Optimization Overview & Recommendations

Page size can be reduced by 399.9 kB (69%)

Content Size

580.7 kB

After Optimization

180.8 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Metafly.info main page is 580.7 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. 20% of websites need less resources to load. Javascripts take 552.4 kB which makes up the majority of the site volume.

HTML Optimization

-68%

Potential reduce by 10.1 kB

  • Original 14.9 kB
  • After minification 14.1 kB
  • After compression 4.7 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 10.1 kB or 68% of the original size.

Image Optimization

-17%

Potential reduce by 2.3 kB

  • Original 13.4 kB
  • After minification 11.1 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. Obviously, Metafly needs image optimization as it can save up to 2.3 kB or 17% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-70%

Potential reduce by 387.5 kB

  • Original 552.4 kB
  • After minification 545.9 kB
  • After compression 164.9 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 387.5 kB or 70% of the original size.

Requests Breakdown

Number of requests can be reduced by 9 (53%)

Requests Now

17

After Optimization

8

  • Images
  • JavaScript
  • CSS

The browser has sent 17 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Metafly. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

metafly.info

metafly.info

416 ms

leaflet.css

leaflet.css

97 ms

bootstrap.min.css

bootstrap.min.css

383 ms

head.min.js

head.min.js

285 ms

leaflet.js

leaflet.js

569 ms

leaflet.extras.js

leaflet.extras.js

286 ms

jquery.min.js

jquery.min.js

97 ms

bootstrap.min.js

bootstrap.min.js

210 ms

maximize_white.png

maximize_white.png

98 ms

mail.png

mail.png

95 ms

fb.png

fb.png

97 ms

kbs-logo.png

kbs-logo.png

96 ms

tu-logo.png

tu-logo.png

96 ms

dygraph-combined.js

dygraph-combined.js

373 ms

Control.OSMGeocoder.js

Control.OSMGeocoder.js

186 ms

typeahead.bundle.min.js

typeahead.bundle.min.js

281 ms

Bing.js

Bing.js

187 ms

all.min.js

all.min.js

381 ms

Accessibility Review

metafly.info accessibility score

86

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.

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

metafly.info 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

High

Page has valid source maps

SEO Factors

metafly.info SEO score

100

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

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 Metafly.info 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 Metafly.info 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

metafly.info

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