1.6 sec in total
85 ms
1.2 sec
353 ms
Click here to check amazing Undercurrent content for United States. Otherwise, check out these important facts you probably never knew about undercurrent.org
Since 1975, Undercurrent, 'the Consumer Reports of diving' by Business Week, provides authoritative, unbiased reviews of liveaboards, dive resorts, and dive gear.
Visit undercurrent.orgWe analyzed Undercurrent.org page load time and found that the first response time was 85 ms and then it took 1.5 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.
undercurrent.org performance score
name
value
score
weighting
Value3.4 s
37/100
10%
Value4.2 s
44/100
25%
Value4.5 s
73/100
10%
Value200 ms
90/100
30%
Value0.056
98/100
15%
Value8.0 s
43/100
10%
85 ms
249 ms
79 ms
105 ms
78 ms
Our browser made a total of 72 requests to load all elements on the main page. We found that 47% of them (34 requests) were addressed to the original Undercurrent.org, 10% (7 requests) were made to Apis.google.com and 7% (5 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (371 ms) belongs to the original domain Undercurrent.org.
Page size can be reduced by 679.2 kB (54%)
1.3 MB
589.0 kB
In fact, the total size of Undercurrent.org main page is 1.3 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. 65% of websites need less resources to load. Javascripts take 761.1 kB which makes up the majority of the site volume.
Potential reduce by 143.0 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 143.0 kB or 77% of the original size.
Potential reduce by 5.0 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. Undercurrent images are well optimized though.
Potential reduce by 512.0 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 512.0 kB or 67% of the original size.
Potential reduce by 19.1 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. Undercurrent.org needs all CSS files to be minified and compressed as it can save up to 19.1 kB or 88% of the original size.
Number of requests can be reduced by 31 (46%)
68
37
The browser has sent 68 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Undercurrent. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 24 to 1 for JavaScripts and as a result speed up the page load time.
undercurrent.org
85 ms
www.undercurrent.org
249 ms
YPPCUniversal_tag.js
79 ms
jquery.js
105 ms
skeleton.css
78 ms
layout.css
73 ms
homeUC.css
71 ms
addthis_widget.js
10 ms
show_ads.js
7 ms
plusone.js
82 ms
997a0ed468552045caa366b2f8c22264.js
157 ms
analytics.js
157 ms
lg-share-en.gif
146 ms
ca-pub-6199763835438018.js
114 ms
zrt_lookup.html
177 ms
show_ads_impl.js
119 ms
3128
344 ms
cb=gapi.loaded_0
75 ms
cb=gapi.loaded_1
168 ms
fastbutton
268 ms
300lo.json
148 ms
fb.png
103 ms
fish_white.jpg
142 ms
logo_undercurrent2.jpg
142 ms
bg_navigation_new4.gif
142 ms
arrow.gif
141 ms
CB16Cover3dcs_s.png
142 ms
bg_diving.gif
166 ms
magcover201602.png
253 ms
rss.png
254 ms
download.jpg
252 ms
StarReviewer_20.gif
255 ms
4star.gif
256 ms
StarContributor_20.gif
255 ms
5star.gif
263 ms
StarTopContributor_20.gif
277 ms
1star.gif
274 ms
OneBreath.jpg
296 ms
Oshenerth.jpg
320 ms
NudibranchID_IndoPacific.jpg
322 ms
nav_subscribe.png
332 ms
SpecialOffers2.jpg
332 ms
FBJoinUs2as_150.png
338 ms
bg_footer.gif
371 ms
sh.7c7179124ea24ac6ba46caac.html
30 ms
collect
112 ms
like.php
267 ms
ads
254 ms
osd.js
38 ms
postmessageRelay
100 ms
23 ms
layers.3643cb2e25fb91c29386.js
21 ms
cb=gapi.loaded_0
35 ms
cb=gapi.loaded_1
22 ms
api.js
44 ms
core:rpc:shindig.random:shindig.sha1.js
99 ms
2536007149-postmessagerelay.js
61 ms
W5F8_SL0XFawnjxHGsZjJA.ttf
125 ms
vpc6VNjRPXV.js
217 ms
LVx-xkvaJ0b.png
215 ms
6729784153540133973
54 ms
abg.js
55 ms
m_js_controller.js
68 ms
googlelogo_color_112x36dp.png
105 ms
s
33 ms
x_button_blue2.png
35 ms
MdyApZkAHG2-UELdOwjNjjFZXSz-CGj4o1JtDR7aGgs.js
4 ms
nav_sign_up_roll.png
61 ms
nav_subscribe_roll.png
56 ms
nav_renew_roll.png
61 ms
SpecialOffers_roll.jpg
67 ms
ui
50 ms
undercurrent.org accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
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
Links do not have a discernible name
undercurrent.org 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
undercurrent.org SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
Image elements do not have [alt] attributes
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
robots.txt is not valid
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
ISO-8859-1
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Undercurrent.org 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 Undercurrent.org main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
undercurrent.org
Open Graph data is detected on the main page of Undercurrent. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: