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Search Engine Optimization Overview
91
100
JetBlue
JetBlue offers flights to 90+ destinations with free inflight entertainment, free brand-name snacks and drinks, lots of legroom and award-winning service.
https://www.jetblue.com/
1 high issue
3.0%
1 medium issue
3.0%
5 low issues
15.2%
26 tests passed
78.8%
0.13 seconds
6.89 kB
11 resources
Secure
Seo
Title
The title tag is perfect.
JetBlue
Meta description
The meta description tag is good.
JetBlue offers flights to 90+ destinations with free inflight entertainment, free brand-name snacks and drinks, lots of legroom and award-winning service.
Headings
There is no h1 tag on the webpage.
Content keywords
The content has relevant keywords.
jetblue
Image keywords
All images have alt attributes set.
SEO friendly URL
The URL is SEO friendly.
https://www.jetblue.com/
404 page
The website has 404 error pages.
https://www.jetblue.com/404-382cee4a10574b205672c235fbd14caf
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.jetblue.com/ui-assets/favicon/safari-pinned-tab.svg
Performance
Text compression
The HTML file is compressed.
Load time
The webpage loaded in 0.13 seconds.
Page size
The size of the HTML webpage is 6,885.00.
HTTP requests
There are fewer than 11 HTTP requests on the webpage.
  1. https://www.jetblue.com/ui-assets/~partytown/partytown.js
  2. https://www.jetblue.com/js/src/jb-74873.js
  3. https://www.jetblue.com/ui-assets/monitoring/adrum-config.js
  4. https://www.jetblue.com/ui-assets/monitoring/adrum.js
  5. https://www.jetblue.com/initial-sitemap.js
  6. https://www.jetblue.com/runtime.3e876cfecc9821c6.js
  7. https://www.jetblue.com/polyfills.a83c5c5ef010da19.js
  8. https://www.jetblue.com/vendor.4f487f1b75185ee9.js
  9. https://www.jetblue.com/main.842f09d3852199af.js
  1. https://www.jetblue.com/styles.39274666a25da3da.css
  2. https://www.jetblue.com/styles.39274666a25da3da.css
Image format
The images are served in the AVIF, WebP format.
JavaScript defer
The are 9 javascript resources without the defer attribute.
  1. https://www.jetblue.com/ui-assets/~partytown/partytown.js
  2. https://www.jetblue.com/js/src/jb-74873.js
  3. https://www.jetblue.com/ui-assets/monitoring/adrum-config.js
  4. https://www.jetblue.com/ui-assets/monitoring/adrum.js
  5. https://www.jetblue.com/initial-sitemap.js
  6. https://www.jetblue.com/runtime.3e876cfecc9821c6.js
  7. https://www.jetblue.com/polyfills.a83c5c5ef010da19.js
  8. https://www.jetblue.com/vendor.4f487f1b75185ee9.js
  9. https://www.jetblue.com/main.842f09d3852199af.js
DOM size
The DOM size is optimal.
The HTML file has 66 DOM nodes.
Security
HTTPS encryption
The webpage uses HTTPS encryption.
The HTML file has https://www.jetblue.com/ 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 contains plaintext emails.
  1. 08b1aeee56aa4725bc842fc4e774cb7a@sentry.io
  2. e77fa73853ea4f1b852338fa14b401bb@o83455.ingest.sentry.io
Miscellaneous
Structured data
There are no structured data tags on the webpage.
Meta viewport
The webpage has a meta viewport tag set.
width=device-width, initial-scale=1.0, shrink-to-fit=no, viewport-fit=cover
Character set
The webpage has a charset value set.
utf-8
Sitemap
No sitemaps found.
Social
The webpage does not contain any social links.
Content length
The webpage has 1,909 words.
Text to HTML ratio
The text to HTML ratio is 58%.
Inline CSS
The webpage contains inline CSS code.
  1. -webkit-animation-name: animation2; animation-name: animation2; -webkit-animation-timing-function: cubic-bezier(0.42, 0, 0.58, 1); animation-timing-function: cubic-bezier(0.42, 0, 0.58, 1);
  2. -webkit-animation-name: animation3; animation-name: animation3; -webkit-animation-timing-function: cubic-bezier(0.42, 0, 0.58, 1); animation-timing-function: cubic-bezier(0.42, 0, 0.58, 1);
  3. -webkit-animation-name: animation1; animation-name: animation1; -webkit-animation-timing-function: cubic-bezier(0.42, 0, 0.58, 1); animation-timing-function: cubic-bezier(0.42, 0, 0.58, 1);
Deprecated HTML
There are no deprecated HTML tags on the webpage.