1.8 sec in total
160 ms
1.5 sec
79 ms
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Visit deltaairlinereservation.comWe analyzed Deltaairlinereservation.com page load time and found that the first response time was 160 ms and then it took 1.6 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.
deltaairlinereservation.com performance score
name
value
score
weighting
Value1.9 s
86/100
10%
Value4.1 s
47/100
25%
Value2.6 s
97/100
10%
Value390 ms
69/100
30%
Value0.018
100/100
15%
Value5.0 s
77/100
10%
160 ms
44 ms
35 ms
61 ms
43 ms
Our browser made a total of 89 requests to load all elements on the main page. We found that 2% of them (2 requests) were addressed to the original Deltaairlinereservation.com, 84% (75 requests) were made to Fonts.gstatic.com and 2% (2 requests) were made to Maxcdn.bootstrapcdn.com. The less responsive or slowest element that took the longest time to load (804 ms) relates to the external source Fonts.gstatic.com.
Page size can be reduced by 12.8 kB (7%)
175.3 kB
162.5 kB
In fact, the total size of Deltaairlinereservation.com main page is 175.3 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. Only a small number of websites need less resources to load. Images take 112.7 kB which makes up the majority of the site volume.
Potential reduce by 7.3 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 7.3 kB or 64% of the original size.
Potential reduce by 5.5 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. Deltaairlinereservation images are well optimized though.
Potential reduce by 50 B
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.
Number of requests can be reduced by 4 (31%)
13
9
The browser has sent 13 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Deltaairlinereservation. 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.
deltaairlinereservation.com
160 ms
bootstrap.min.css
44 ms
jquery.min.js
35 ms
bootstrap.min.js
61 ms
css2
43 ms
css
67 ms
js
70 ms
hostinger-logo.svg
134 ms
man-behind-desk.png
130 ms
js
57 ms
analytics.js
15 ms
collect
43 ms
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font
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386 ms
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font
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ga-audiences
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547 ms
deltaairlinereservation.com accessibility score
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
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
deltaairlinereservation.com 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
General
Impact
Issue
Detected JavaScript libraries
deltaairlinereservation.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Page is blocked from indexing
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
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Deltaairlinereservation.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Deltaairlinereservation.com 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.
deltaairlinereservation.com
Open Graph description is not detected on the main page of Deltaairlinereservation. 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: