1.3 sec in total
37 ms
1.2 sec
63 ms
Visit tndiving.com now to see the best up-to-date Tn Diving content and also check out these interesting facts you probably never knew about tndiving.com
Alpha Divers is located in East Tennessee and offers PADI Recerational, Advanced, Professional, Technical, and Freediving courses. Come learn to scuba dive with us.
Visit tndiving.comWe analyzed Tndiving.com page load time and found that the first response time was 37 ms and then it took 1.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.
tndiving.com performance score
name
value
score
weighting
Value2.4 s
69/100
10%
Value5.9 s
14/100
25%
Value7.5 s
27/100
10%
Value3,160 ms
2/100
30%
Value0
100/100
15%
Value17.1 s
4/100
10%
37 ms
59 ms
37 ms
45 ms
42 ms
Our browser made a total of 57 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Tndiving.com, 42% (24 requests) were made to Static.parastorage.com and 30% (17 requests) were made to Static.wixstatic.com. The less responsive or slowest element that took the longest time to load (728 ms) relates to the external source Static.wixstatic.com.
Page size can be reduced by 482.1 kB (53%)
905.0 kB
423.0 kB
In fact, the total size of Tndiving.com main page is 905.0 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. 50% of websites need less resources to load. HTML takes 595.7 kB which makes up the majority of the site volume.
Potential reduce by 479.3 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 479.3 kB or 80% of the original size.
Potential reduce by 0 B
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. Tn Diving images are well optimized though.
Potential reduce by 2.8 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. This website has mostly compressed JavaScripts.
Number of requests can be reduced by 11 (34%)
32
21
The browser has sent 32 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tn Diving. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and as a result speed up the page load time.
tndiving.com
37 ms
www.alphadivers.com
59 ms
originTrials.41d7301a.bundle.min.js
37 ms
minified.js
45 ms
focus-within-polyfill.js
42 ms
polyfill.min.js
39 ms
thunderbolt-commons.ec68bee9.bundle.min.js
194 ms
main.f286c407.bundle.min.js
197 ms
lodash.min.js
191 ms
react.production.min.js
193 ms
react-dom.production.min.js
197 ms
siteTags.bundle.min.js
211 ms
wix-perf-measure.umd.min.js
211 ms
85035d_084a6c8062314205bfc914e4e3869d82~mv2.jpg
396 ms
bundle.min.js
207 ms
85035d_3df42e9dd2bd4d608f667430e14d54f1~mv2_d_3648_2736_s_4_2.jpg
261 ms
85035d_fff92f4ccd2c45a08376aa792a5a8925~mv2_d_3648_2736_s_4_2.jpg
327 ms
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85035d_62f487d165254b2b9b46f534926b8030~mv2_d_4608_3096_s_4_2.jpg
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HQAJ.jpg
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epxlore_9f7f872950-1.jpg
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buddy-dive.jpg
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Diver%20at%20Underwater%20Cave.jpg
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Wreck%20in%20the%20Sea.jpg
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mtsh0001-bkaa.jpg
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lz-14-low-6-600x600.jpg
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cosmiq-plus-front-red-camo.png
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JH769-1.jpg
728 ms
masca-sopras-occhio-black.jpg
569 ms
41632x-600x600.jpg
696 ms
file.woff
524 ms
aDjpMND83pDErGXlVEr-SRsxEYwM7FgeyaSgU71cLG0.woff
24 ms
9VWMTeb5jtXkNoTv949NpRsxEYwM7FgeyaSgU71cLG0.woff
5 ms
opensans-bold-webfont.woff
50 ms
opensans-regular-webfont.woff
49 ms
908c4810-64db-4b46-bb8e-823eb41f68c0.woff
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deprecation-en.v5.html
7 ms
bolt-performance
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deprecation-style.v5.css
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right-arrow.svg
12 ms
tndiving.com 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
button, link, and menuitem elements do not have accessible names.
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
Buttons do not have an accessible name
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
tndiving.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
tndiving.com SEO score
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
Tap targets are not sized appropriately
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Tndiving.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Tndiving.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.
tndiving.com
Open Graph data is detected on the main page of Tn Diving. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: