1.5 sec in total
233 ms
1.2 sec
49 ms
Visit blackdiamondoptics.com now to see the best up-to-date Black Diamond Optics content and also check out these interesting facts you probably never knew about blackdiamondoptics.com
Black Diamond Optics offers high-quality hunting optics! Rifle Scopes, Binoculars, & Spotting Scopes
Visit blackdiamondoptics.comWe analyzed Blackdiamondoptics.com page load time and found that the first response time was 233 ms and then it took 1.2 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.
blackdiamondoptics.com performance score
name
value
score
weighting
Value3.9 s
26/100
10%
Value6.8 s
7/100
25%
Value10.7 s
7/100
10%
Value2,380 ms
5/100
30%
Value0.004
100/100
15%
Value26.0 s
0/100
10%
233 ms
38 ms
64 ms
65 ms
62 ms
Our browser made a total of 66 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Blackdiamondoptics.com, 29% (19 requests) were made to Static.parastorage.com and 23% (15 requests) were made to Static.wixstatic.com. The less responsive or slowest element that took the longest time to load (538 ms) relates to the external source Sentry-next.wixpress.com.
Page size can be reduced by 1.3 MB (63%)
2.1 MB
768.7 kB
In fact, the total size of Blackdiamondoptics.com main page is 2.1 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. HTML takes 1.3 MB which makes up the majority of the site volume.
Potential reduce by 1.1 MB
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 1.1 MB or 82% of the original size.
Potential reduce by 1.4 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. Black Diamond Optics images are well optimized though.
Potential reduce by 225.1 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 225.1 kB or 34% of the original size.
Potential reduce by 56 B
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. Blackdiamondoptics.com has all CSS files already compressed.
Number of requests can be reduced by 16 (43%)
37
21
The browser has sent 37 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Black Diamond Optics. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and as a result speed up the page load time.
www.blackdiamondoptics.com
233 ms
minified.js
38 ms
focus-within-polyfill.js
64 ms
polyfill.min.js
65 ms
mobile-app-invite-banner.css
62 ms
mobile-app-invite-banner.umd.min.js
143 ms
thunderbolt-commons.81e79c4a.bundle.min.js
125 ms
main.e8bb44c8.bundle.min.js
123 ms
main.renderer.1d21f023.bundle.min.js
123 ms
lodash.min.js
124 ms
react.production.min.js
135 ms
react-dom.production.min.js
137 ms
siteTags.bundle.min.js
147 ms
main_logo_cut_uot(1)_(1)%20(1)%20(2).png
120 ms
921sAwt6dFM
217 ms
8Fe4AKMKUZw
481 ms
bundle.min.js
61 ms
fb5240_49d43ed50da1425b87f425cbf808ce8b~mv2.jpg
100 ms
2ae5f3_650a19d8b1f44e5e80db5691b0c8dd50~mv2.jpg
101 ms
fb5240_4d4326a8b6a341489672592f4d489dd8~mv2.jpg
101 ms
fb5240_2803dce9928c4fccbf1ef8c79b65813e~mv2.jpg
166 ms
fb5240_b74428b90b584a9081bd7bf2bce5350c~mv2.jpg
164 ms
2ae5f3_f16edd22e350427d8380747399a22960~mv2.jpg
166 ms
2ae5f3_9fbfea2cd93544b0934f1800b85f93b9~mv2.jpg
164 ms
2ae5f3_c7efdf16c58e46558ab04601f6f987e9~mv2.jpg
164 ms
fb5240_2ab6c9cc3320464e86a4fb461c4a6156~mv2.jpg
165 ms
fb5240_7159c4b02088404b80890e63d0f8837b~mv2.jpg
175 ms
82fcd3_2caf6bff17514f349c52c29d69f37e61~mv2.jpg
175 ms
fb5240_50e2ca9edabb4ce1921eb58d0361c3be~mv2.png
175 ms
181 ms
179 ms
337 ms
335 ms
335 ms
212 ms
484 ms
482 ms
480 ms
538 ms
479 ms
536 ms
file.woff
8 ms
file.woff
9 ms
NGSpv5_NC0k9P_v6ZUCbLRAHxK1E1yysd0mg.woff
16 ms
NGSpv5_NC0k9P_v6ZUCbLRAHxK1Euyysd0mg.woff
15 ms
c5749443-93da-4592-b794-42f28d62ef72.woff
16 ms
192dac76-a6d9-413d-bb74-22308f2e0cc5.woff
44 ms
0a3939d0-3833-4db3-8b85-f64c2b3350d2.woff
16 ms
80de9d5d-ab5f-40ce-911b-104e51e93d7c.woff
8 ms
908c4810-64db-4b46-bb8e-823eb41f68c0.woff
38 ms
61bd362e-7162-46bd-b67e-28f366c4afbe.woff
38 ms
www-player.css
57 ms
www-embed-player.js
71 ms
base.js
96 ms
ad_status.js
249 ms
XRk6eFbYaDme_I9SSIFgFZ9I1nSvAmlSIHv6h58Lfu0.js
153 ms
embed.js
81 ms
KFOmCnqEu92Fr1Mu4mxP.ttf
110 ms
KFOlCnqEu92Fr1MmEU9fBBc9.ttf
110 ms
id
103 ms
Create
81 ms
Create
83 ms
qoe
9 ms
log_event
1 ms
qoe
6 ms
log_event
1 ms
blackdiamondoptics.com accessibility score
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
blackdiamondoptics.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
Page has valid source maps
blackdiamondoptics.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 Blackdiamondoptics.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 Blackdiamondoptics.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.
blackdiamondoptics.com
Open Graph data is detected on the main page of Black Diamond Optics. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: