Tools & Wizards About Us
nightvisionexpert.com screenshot

Report Summary

  • 21

    Performance

    Renders faster than
    39% of other websites

  • 74

    Accessibility

    Visual factors better than
    that of 40% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

nightvisionexpert.com

When you need to Defeat the Dark – NightVisionExperts

Page Load Speed

2.8 sec in total

First Response

44 ms

Resources Loaded

2.3 sec

Page Rendered

365 ms

nightvisionexpert.com screenshot

About Website

Welcome to nightvisionexpert.com homepage info - get ready to check Night Vision Expert best content right away, or after learning these important things about nightvisionexpert.com

Night Vision | Thermal Vision | Infrared Lighting | Range Finders | Look to NightVisionExperts for great products and exclusive discounts.

Visit nightvisionexpert.com

Key Findings

We analyzed Nightvisionexpert.com page load time and found that the first response time was 44 ms and then it took 2.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

nightvisionexpert.com performance score

21

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.4 s

36/100

10%

LCP (Largest Contentful Paint)

Value17.8 s

0/100

25%

SI (Speed Index)

Value8.2 s

20/100

10%

TBT (Total Blocking Time)

Value3,160 ms

2/100

30%

CLS (Cumulative Layout Shift)

Value0.017

100/100

15%

TTI (Time to Interactive)

Value20.9 s

2/100

10%

Network Requests Diagram

nightvisionexpert.com

44 ms

nightvisionexperts.com

466 ms

apps.css

47 ms

style.css

62 ms

flexslider.css

71 ms

Our browser made a total of 69 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Nightvisionexpert.com, 77% (53 requests) were made to Nightvisionexperts.com and 10% (7 requests) were made to Youtube.com. The less responsive or slowest element that took the longest time to load (731 ms) relates to the external source Nightvisionexperts.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 91.1 kB (8%)

Content Size

1.2 MB

After Optimization

1.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Nightvisionexpert.com main page is 1.2 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. Only a small number of websites need less resources to load. Images take 571.6 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 82.4 kB

  • Original 104.1 kB
  • After minification 91.6 kB
  • After compression 21.7 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. This page needs HTML code to be minified as it can gain 12.5 kB, which is 12% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 82.4 kB or 79% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 571.6 kB
  • After minification 571.6 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. Night Vision Expert images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 3.3 kB

  • Original 369.1 kB
  • After minification 369.1 kB
  • After compression 365.8 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.

CSS Optimization

-4%

Potential reduce by 5.3 kB

  • Original 132.3 kB
  • After minification 132.3 kB
  • After compression 127.0 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. Nightvisionexpert.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 26 (46%)

Requests Now

57

After Optimization

31

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 57 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Night Vision Expert. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 23 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

nightvisionexpert.com

nightvisionexpert.com

44 ms

nightvisionexperts.com

nightvisionexperts.com

466 ms

apps.css

apps.css

47 ms

style.css

style.css

62 ms

flexslider.css

flexslider.css

71 ms

flexslider-product.css

flexslider-product.css

38 ms

iframe_api

iframe_api

69 ms

preloads.js

preloads.js

138 ms

load_feature-9f951eb7d8d53973c719de211f807d63af81c644e5b9a6ae72661ac408d472f6.js

load_feature-9f951eb7d8d53973c719de211f807d63af81c644e5b9a6ae72661ac408d472f6.js

38 ms

features-1c0b396bd4d054b94abae1eb6a1bd6ba47beb35525c57a217c77a862ff06d83f.js

features-1c0b396bd4d054b94abae1eb6a1bd6ba47beb35525c57a217c77a862ff06d83f.js

75 ms

jquery.js

jquery.js

75 ms

lazysizes.js

lazysizes.js

130 ms

jquery.magnific-popup.min.js

jquery.magnific-popup.min.js

112 ms

api.jquery.js

api.jquery.js

121 ms

ajaxify-shop.js

ajaxify-shop.js

115 ms

currencies.js

currencies.js

118 ms

jquery.currencies.min.js

jquery.currencies.min.js

119 ms

jquery.owl.min.js

jquery.owl.min.js

127 ms

scripts.js

scripts.js

129 ms

www-widgetapi.js

www-widgetapi.js

62 ms

trekkie.storefront.6feac1db1e2c7d84269967dcaefdee0618af51f6.min.js

trekkie.storefront.6feac1db1e2c7d84269967dcaefdee0618af51f6.min.js

201 ms

shop_events_listener-61fa9e0a912c675e178777d2b27f6cbd482f8912a6b0aa31fa3515985a8cd626.js

shop_events_listener-61fa9e0a912c675e178777d2b27f6cbd482f8912a6b0aa31fa3515985a8cd626.js

62 ms

shopify-boomerang-1.0.0.min.js

shopify-boomerang-1.0.0.min.js

200 ms

OIy2qY9r110

OIy2qY9r110

194 ms

Shopify5-logo2_550x_36cf0784-d1c3-44a4-bcdc-4c9782688168_550x.jpg

Shopify5-logo2_550x_36cf0784-d1c3-44a4-bcdc-4c9782688168_550x.jpg

179 ms

Night-Vision_d97fc9cf-a3e1-4db9-a66b-a651dd3c79aa_300x.jpg

Night-Vision_d97fc9cf-a3e1-4db9-a66b-a651dd3c79aa_300x.jpg

178 ms

Thermal-Vision_300x.jpg

Thermal-Vision_300x.jpg

177 ms

Infrared-Lighting_300x.jpg

Infrared-Lighting_300x.jpg

177 ms

Range-Finders_2b186635-0875-414b-bb84-6577db2686f0_300x.jpg

Range-Finders_2b186635-0875-414b-bb84-6577db2686f0_300x.jpg

507 ms

Cover-slide-night-vision_300x300.jpg

Cover-slide-night-vision_300x300.jpg

179 ms

Cover-slide-thermal_300x300.jpg

Cover-slide-thermal_300x300.jpg

184 ms

Cover-slide-lighting_300x300.jpg

Cover-slide-lighting_300x300.jpg

183 ms

12-watt-solar1_300x.jpg

12-watt-solar1_300x.jpg

184 ms

star1_300x.jpg

star1_300x.jpg

186 ms

Current-Lead-Acid-two-manual-photo_300x.jpg

Current-Lead-Acid-two-manual-photo_300x.jpg

185 ms

NCFL-9_300x.jpg

NCFL-9_300x.jpg

186 ms

Phantom-150_300x.jpg

Phantom-150_300x.jpg

187 ms

NV-207-G2_300x.jpg

NV-207-G2_300x.jpg

731 ms

Pulsar-Night-Vision-Review-Video2_1400x.jpg

Pulsar-Night-Vision-Review-Video2_1400x.jpg

252 ms

lato_n4.e0ee1e2c008a0f429542630edf70be01045ac5e9.woff

lato_n4.e0ee1e2c008a0f429542630edf70be01045ac5e9.woff

183 ms

lato_n7.50161a3d4f05d049b7407d86c5a8834e4d6e29bf.woff

lato_n7.50161a3d4f05d049b7407d86c5a8834e4d6e29bf.woff

183 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

112 ms

lato_i4.fb695d0d68d5b174347edaf543726b1903b57796.woff

lato_i4.fb695d0d68d5b174347edaf543726b1903b57796.woff

88 ms

lato_i7.34d7f5a12391e5532b516b8bb3974f4cc3ee25ae.woff

lato_i7.34d7f5a12391e5532b516b8bb3974f4cc3ee25ae.woff

88 ms

flexslider-icon.woff

flexslider-icon.woff

342 ms

www-player.css

www-player.css

48 ms

www-embed-player.js

www-embed-player.js

97 ms

base.js

base.js

153 ms

Cover-page-text-box-background6.jpg

Cover-page-text-box-background6.jpg

297 ms

Night-Vision_d97fc9cf-a3e1-4db9-a66b-a651dd3c79aa_large.jpg

Night-Vision_d97fc9cf-a3e1-4db9-a66b-a651dd3c79aa_large.jpg

224 ms

Thermal-Vision_large.jpg

Thermal-Vision_large.jpg

222 ms

Infrared-Lighting_large.jpg

Infrared-Lighting_large.jpg

223 ms

Cover-slide-night-vision_1296x.jpg

Cover-slide-night-vision_1296x.jpg

221 ms

fontawesome-webfont.ttf

fontawesome-webfont.ttf

213 ms

ad_status.js

ad_status.js

200 ms

jj2eNDzr7OxRmG3eEZdf1bHpefYrrxl4VJQY9raQMR0.js

jj2eNDzr7OxRmG3eEZdf1bHpefYrrxl4VJQY9raQMR0.js

141 ms

embed.js

embed.js

57 ms

flexslider-icon.ttf

flexslider-icon.ttf

51 ms

KFOmCnqEu92Fr1Mu4mxM.woff

KFOmCnqEu92Fr1Mu4mxM.woff

48 ms

KFOlCnqEu92Fr1MmEU9fBBc-.woff

KFOlCnqEu92Fr1MmEU9fBBc-.woff

49 ms

Range-Finders_2b186635-0875-414b-bb84-6577db2686f0_large.jpg

Range-Finders_2b186635-0875-414b-bb84-6577db2686f0_large.jpg

67 ms

id

id

46 ms

fontawesome-webfont.svg

fontawesome-webfont.svg

363 ms

Create

Create

190 ms

flexslider-icon.svg

flexslider-icon.svg

175 ms

b8ac1c4be26da248f211f6269.js

b8ac1c4be26da248f211f6269.js

96 ms

GenerateIT

GenerateIT

14 ms

Cover-slide-thermal_1296x.jpg

Cover-slide-thermal_1296x.jpg

314 ms

Cover-slide-lighting_1296x.jpg

Cover-slide-lighting_1296x.jpg

430 ms

Accessibility Review

nightvisionexpert.com accessibility score

74

Accessibility Issues

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

High

[aria-hidden="true"] elements contain focusable descendents

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

High

Buttons do not have an accessible name

High

Links do not have a discernible name

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

High

Heading elements are not in a sequentially-descending order

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

nightvisionexpert.com best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

nightvisionexpert.com SEO score

91

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

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

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Nightvisionexpert.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 Nightvisionexpert.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.

Social Sharing Optimization

nightvisionexpert.com

Open Graph data is detected on the main page of Night Vision Expert. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: