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Search Engine Optimization Overview
69
100
Alert: System Unavailable : Delta Air Lines
https://www.delta.com/content/www/en_US/system-unavailable1.html
4 high issues
12.1%
3 medium issues
9.1%
4 low issues
12.1%
22 tests passed
66.7%
0.08 seconds
12.23 kB
23 resources
Secure
Seo
Title
The title tag is perfect.
Alert: System Unavailable : Delta Air Lines
Meta description
The meta description tag is missing or empty.
Headings
The headings are properly set.
  1. ALERT: SYSTEM UNAVAILABLE
Content keywords
The content has relevant keywords.
alertsystemunavailabledeltaair
Image keywords
There are 1 images with missing alt attributes.
  1. https://www.delta.com/akam/13/pixel_29c4e957?a=dD1kOTU2YzJkMDhmYmU1YmFmN2M0NmRkZGMwOTNhN2Y3NGNkNGZlZDM4JmpzPW9mZg==
SEO friendly URL
The URL is not SEO friendly.
https://www.delta.com/content/www/en_US/system-unavailable1.html
404 page
The website does not have 404 error pages.
Robots.txt
The webpage can be accessed by search engines.
Noindex
The webpage does not have a noindex tag set.
In-page links
The number of links on the webpage is okay.
Language
The webpage has the language declared.
en
Favicon
The webpage has a favicon.
https://www.delta.com/etc/designs/delta/favicon.ico
Performance
Text compression
The HTML file is compressed.
Load time
The webpage loaded in 0.08 seconds.
Page size
The size of the HTML webpage is 12,231.00.
HTTP requests
There are fewer than 23 HTTP requests on the webpage.
  1. https://www.delta.com/ruxitagentjs_ICA27Vfghjqrx_10199200831173248.js
  2. https://www.delta.com/ruxitagentjs_ICA27Vfghjqrx_10199200831173248.js
  3. https://www.delta.com/etc/designs/delta/cq-delta.min.js
  4. https://content.delta.com/content/dam/delta-applications/js/sitewide/v6.12.0/swrcq.min.js
  5. https://content.delta.com/etc/designs/delta/lib.0.js
  6. https://www.delta.com/etc/clientlibs/foundation/shared.min.js
  7. https://tms.delta.com/delta/dl_bastian/Bootstrap.js
  8. https://www.delta.com/akam/13/29c4e957
  9. https://www.delta.com/etc.clientlibs/clientlibs/granite/lodash/modern.min.js
  10. https://www.delta.com/etc/clientlibs/foundation/personalization/kernel.min.js
  11. https://content.delta.com/content/dam/delta-applications/homepage/header/22.9.41/runtime.js
  12. https://content.delta.com/content/dam/delta-applications/homepage/header/22.9.41/polyfills.js
  13. https://content.delta.com/content/dam/delta-applications/homepage/header/22.9.41/main.js
  14. https://content.delta.com/content/dam/delta-applications/js/sitewide/v6.12.0/swrcqfooter.min.js
  15. https://content.delta.com/content/dam/delta-applications/js/baynote/v1.0.0/baynote.js
  16. https://www.delta.com/Dgm7/p3Hn/fEG1y/y/m0bw/E1wuJND9hEaE/RHlsbHcVUgI/d1tcByof/C2kB
  1. https://fonts.googleapis.com/css?family=Open+Sans:400,300,600
  2. https://fonts.googleapis.com/css?family=Open+Sans:400,300,600
  3. https://content.delta.com/content/dam/delta-applications/css/sitewide/v6.12.0/swr.min.css
  4. https://content.delta.com/etc/designs/delta/lib.0.css
  5. https://www.delta.com/content/dam/delta-applications/fresh-air-core/22.7.0/fonts/fresh-air-fonts.css
  6. https://content.delta.com/content/dam/delta-applications/fresh-air-core/22.7.0/css/fresh-air-legacy.css
  1. https://www.delta.com/akam/13/pixel_29c4e957?a=dD1kOTU2YzJkMDhmYmU1YmFmN2M0NmRkZGMwOTNhN2Y3NGNkNGZlZDM4JmpzPW9mZg==
Image format
There are 1 images that are not using the AVIF, WebP format.
  1. https://www.delta.com/akam/13/pixel_29c4e957?a=dD1kOTU2YzJkMDhmYmU1YmFmN2M0NmRkZGMwOTNhN2Y3NGNkNGZlZDM4JmpzPW9mZg==
JavaScript defer
The are 12 javascript resources without the defer attribute.
  1. https://www.delta.com/ruxitagentjs_ICA27Vfghjqrx_10199200831173248.js
  2. https://www.delta.com/ruxitagentjs_ICA27Vfghjqrx_10199200831173248.js
  3. https://www.delta.com/etc/designs/delta/cq-delta.min.js
  4. https://content.delta.com/content/dam/delta-applications/js/sitewide/v6.12.0/swrcq.min.js
  5. https://content.delta.com/etc/designs/delta/lib.0.js
  6. https://www.delta.com/etc/clientlibs/foundation/shared.min.js
  7. https://tms.delta.com/delta/dl_bastian/Bootstrap.js
  8. https://www.delta.com/etc.clientlibs/clientlibs/granite/lodash/modern.min.js
  9. https://www.delta.com/etc/clientlibs/foundation/personalization/kernel.min.js
  10. https://content.delta.com/content/dam/delta-applications/js/sitewide/v6.12.0/swrcqfooter.min.js
  11. https://content.delta.com/content/dam/delta-applications/js/baynote/v1.0.0/baynote.js
  12. https://www.delta.com/Dgm7/p3Hn/fEG1y/y/m0bw/E1wuJND9hEaE/RHlsbHcVUgI/d1tcByof/C2kB
DOM size
The DOM size is optimal.
The HTML file has 239 DOM nodes.
Security
HTTPS encryption
The webpage uses HTTPS encryption.
The HTML file has https://www.delta.com/content/www/en_US/system-unavailable1.html DOM nodes.
Mixed content
There are no mixed content resources on the webpage.
Server signature
The webpage does not have a public server signature.
Unsafe cross-origin links
The webpage does not have unsafe cross-origin links.
Plaintext email
The webpage does not contain any plaintext emails.
Miscellaneous
Structured data
There are no structured data tags on the webpage.
Meta viewport
The webpage has a meta viewport tag set.
width=1050
Character set
The webpage does not have a charset declared.
Sitemap
No sitemaps found.
Social
The webpage does not contain any social links.
Content length
The webpage has 1,721 words.
Text to HTML ratio
The text to HTML ratio is 29%.
Inline CSS
The webpage contains inline CSS code.
  1. display:none
  2. clear:both
  3. display:none
  4. visibility: hidden; position: absolute; left: -999px; top: -999px;
Deprecated HTML
There are no deprecated HTML tags on the webpage.