4.6 sec in total
362 ms
3.8 sec
373 ms
Visit siebert.aero now to see the best up-to-date Siebert content for Germany and also check out these interesting facts you probably never knew about siebert.aero
Über 3.000 Artikel zu Pilotenbedarf, Luftfahrt und Zubehör ✈ Jetzt bei Siebert Luftfahrtbedarf online die besten Angebote finden.
Visit siebert.aeroWe analyzed Siebert.aero page load time and found that the first response time was 362 ms and then it took 4.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
siebert.aero performance score
name
value
score
weighting
Value4.4 s
16/100
10%
Value9.6 s
0/100
25%
Value5.6 s
53/100
10%
Value580 ms
51/100
30%
Value0.138
79/100
15%
Value9.2 s
32/100
10%
362 ms
1186 ms
26 ms
232 ms
343 ms
Our browser made a total of 91 requests to load all elements on the main page. We found that 91% of them (83 requests) were addressed to the original Siebert.aero, 2% (2 requests) were made to Maxcdn.bootstrapcdn.com and 2% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Siebert.aero.
Page size can be reduced by 310.5 kB (20%)
1.5 MB
1.2 MB
In fact, the total size of Siebert.aero 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. 35% of websites need less resources to load. Images take 1.1 MB which makes up the majority of the site volume.
Potential reduce by 53.5 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 53.5 kB or 80% of the original size.
Potential reduce by 47.4 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. Siebert images are well optimized though.
Potential reduce by 105.9 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 105.9 kB or 43% of the original size.
Potential reduce by 103.8 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. Siebert.aero needs all CSS files to be minified and compressed as it can save up to 103.8 kB or 84% of the original size.
Number of requests can be reduced by 35 (40%)
87
52
The browser has sent 87 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Siebert. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 19 to 1 for CSS and as a result speed up the page load time.
siebert.aero
362 ms
www.siebert.aero
1186 ms
font-awesome.min.css
26 ms
slick.css
232 ms
slick-theme.css
343 ms
default-slider.css
232 ms
stylesheet.css
246 ms
siebert.css
711 ms
jquery.min.js
18 ms
jquery-ui-1.7.2.custom.min.js
576 ms
fancyzoom.js
352 ms
hyphenator-min.js
869 ms
cookies.js
233 ms
autocomplete.css
346 ms
dimensions.js
357 ms
autocomplete.js
385 ms
base.css
438 ms
basemod.css
453 ms
basemod_3col_fixed.css
477 ms
content.css
553 ms
boxes.css
562 ms
categorie_navigation.css
571 ms
module.css
582 ms
product_info.css
588 ms
product_listing.css
668 ms
product_options.css
668 ms
print_003.css
685 ms
conversion.js
18 ms
slick.min.js
623 ms
default-slider.js
465 ms
print_base.css
118 ms
bg_gradient.jpg
191 ms
bg_ground.jpg
356 ms
logo_siebert.gif
189 ms
bg_hotline.gif
188 ms
bg_quick_find.jpg
191 ms
button_quick_find.gif
191 ms
button_katalog_small.gif
238 ms
12408_Crosscountry_NG_1_2014202.jpg
243 ms
stars_5.gif
245 ms
img_partner.jpg
248 ms
button_anmelden.gif
247 ms
content.cfm
355 ms
65650_Becker_AR_6201_Angebot_201615.jpg
358 ms
button_buy_now.gif
361 ms
62120_ff_Aviation_Headset_A20_2_2010209.jpg
366 ms
16546_AirCademy_iPad_App_201630.jpg
367 ms
15113_Kniebrett_Prof_139575.jpg
472 ms
68277_RAM-Halter-iPad-mini_4_1_201616.jpg
469 ms
12470_Mr_Pilot_Ledertasche_schw_1_201612.jpg
472 ms
bg_quick_find_input.jpg
449 ms
menu_top.png
458 ms
bg_warenkorb_200.gif
459 ms
button_warenkorb.gif
560 ms
bg_content.png
561 ms
bg_boxInfoLS_h4_top5.png
561 ms
bg_boxInfoBodyLS_short.png
563 ms
bg_boxInfoBodyLS.png
576 ms
bg_catlist.gif
577 ms
bg_boxInfoLS_h4_hilfe.png
673 ms
bg_boxInfoLS_h4_catalog.png
679 ms
teaser_katalog_2016.jpg
905 ms
bg_boxInfoLS_h4_bewertungen.png
679 ms
bg_boxInfoLS_h4_partner.png
693 ms
bg_boxInfoRS_h4_konto.png
695 ms
bg_boxInfoBodyRS.png
788 ms
ga.js
13 ms
bg_boxInfoRS_h4_sammelbestellung.png
769 ms
fontawesome-webfont.woff
3 ms
__utm.gif
85 ms
98 ms
bg_boxInfoRS_h4_newsletter.png
641 ms
bg_boxInfoRS_h4_bestseller.png
656 ms
bg_boxInfoRS_h4_news.png
658 ms
bg_boxInfoRS_h4_aerokurier.png
747 ms
bg_rss_head.gif
741 ms
36 ms
teaser_headline.png
711 ms
bg_products.gif
725 ms
bg_footer.gif
723 ms
bg_clouds.jpg
922 ms
180316_Katalog.jpg
1251 ms
180316_Slider_Balken_FTK.jpg
1054 ms
180316_Slider_Balken_ICAO.jpg
1079 ms
180316_Slider_Balken_ICAOSegel.jpg
1109 ms
180316_Garmin660.jpg
973 ms
180316_aero2016.jpg
1260 ms
180316_JeppesenVFR.jpg
1324 ms
180316_Slider_Balken_Bose.jpg
1175 ms
ajax-loader.gif
1078 ms
closebox.png
1107 ms
siebert.aero accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
[role]s do not have all required [aria-*] attributes
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
[id] attributes on active, focusable elements are not unique
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
Image elements do not have [alt] attributes
Form elements do not have associated labels
Links do not have a discernible name
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
siebert.aero best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
siebert.aero SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
robots.txt is not valid
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
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
Document uses legible font sizes
DE
DE
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Siebert.aero 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 Siebert.aero 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.
siebert.aero
Open Graph description is not detected on the main page of Siebert. 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: