Tools & Wizards About Us
rf-sealing.com screenshot

Report Summary

  • 26

    Performance

    Renders faster than
    45% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 88% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

rf-sealing.com

RF Welding | Sealtech, 50 Years of RF Welding & RF Sealing

Page Load Speed

3 sec in total

First Response

102 ms

Resources Loaded

1.9 sec

Page Rendered

1 sec

rf-sealing.com screenshot

About Website

Welcome to rf-sealing.com homepage info - get ready to check RF Sealing best content for United States right away, or after learning these important things about rf-sealing.com

For over 30 years we've offered custom RF Welding & RF Sealing services to Fortune 500 companies and small start ups! Sealtech, American RF Welders.

Visit rf-sealing.com

Key Findings

We analyzed Rf-sealing.com page load time and found that the first response time was 102 ms and then it took 2.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

rf-sealing.com performance score

26

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

57/100

10%

LCP (Largest Contentful Paint)

Value18.0 s

0/100

25%

SI (Speed Index)

Value8.6 s

17/100

10%

TBT (Total Blocking Time)

Value1,600 ms

12/100

30%

CLS (Cumulative Layout Shift)

Value0.012

100/100

15%

TTI (Time to Interactive)

Value19.5 s

2/100

10%

Network Requests Diagram

rf-sealing.com

102 ms

wp-emoji-release.min.js

21 ms

style.min.css

42 ms

styles.css

92 ms

all.css

59 ms

Our browser made a total of 76 requests to load all elements on the main page. We found that 66% of them (50 requests) were addressed to the original Rf-sealing.com, 8% (6 requests) were made to Youtube.com and 8% (6 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (437 ms) belongs to the original domain Rf-sealing.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 717.1 kB (8%)

Content Size

9.4 MB

After Optimization

8.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Rf-sealing.com main page is 9.4 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 8.7 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 36.0 kB

  • Original 45.2 kB
  • After minification 37.9 kB
  • After compression 9.1 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 7.2 kB, which is 16% 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 36.0 kB or 80% of the original size.

Image Optimization

-4%

Potential reduce by 356.6 kB

  • Original 8.7 MB
  • After minification 8.3 MB

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. RF Sealing images are well optimized though.

JavaScript Optimization

-49%

Potential reduce by 222.1 kB

  • Original 457.4 kB
  • After minification 457.3 kB
  • After compression 235.3 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 222.1 kB or 49% of the original size.

CSS Optimization

-45%

Potential reduce by 102.4 kB

  • Original 227.0 kB
  • After minification 227.0 kB
  • After compression 124.6 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. Rf-sealing.com needs all CSS files to be minified and compressed as it can save up to 102.4 kB or 45% of the original size.

Requests Breakdown

Number of requests can be reduced by 34 (52%)

Requests Now

65

After Optimization

31

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 65 CSS, Javascripts, AJAX and image requests in order to completely render the main page of RF Sealing. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and from 15 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

rf-sealing.com

rf-sealing.com

102 ms

wp-emoji-release.min.js

wp-emoji-release.min.js

21 ms

style.min.css

style.min.css

42 ms

styles.css

styles.css

92 ms

all.css

all.css

59 ms

phoeniixx-font-awesome.min.css

phoeniixx-font-awesome.min.css

131 ms

jquery.magnificpopup.min.css

jquery.magnificpopup.min.css

76 ms

bootstrap.min.css

bootstrap.min.css

113 ms

skin-662292cb2cebc.css

skin-662292cb2cebc.css

70 ms

style.css

style.css

120 ms

css

css

38 ms

v4-shims.css

v4-shims.css

73 ms

jquery.min.js

jquery.min.js

148 ms

jquery-migrate.min.js

jquery-migrate.min.js

193 ms

mainvideo.js

mainvideo.js

189 ms

js

js

79 ms

imagesloaded.min.js

imagesloaded.min.js

185 ms

font-awesome.min.css

font-awesome.min.css

75 ms

scripts.js

scripts.js

176 ms

jquery.sonar.min.js

jquery.sonar.min.js

217 ms

lazy-load.js

lazy-load.js

209 ms

jquery.ba-throttle-debounce.min.js

jquery.ba-throttle-debounce.min.js

234 ms

jquery.magnificpopup.min.js

jquery.magnificpopup.min.js

247 ms

jquery.fitvids.min.js

jquery.fitvids.min.js

255 ms

bootstrap.min.js

bootstrap.min.js

266 ms

theme.min.js

theme.min.js

278 ms

wp-embed.min.js

wp-embed.min.js

280 ms

forms.js

forms.js

297 ms

css2

css2

18 ms

css2

css2

35 ms

stylesheet.css

stylesheet.css

184 ms

xRtB8slqQYs

xRtB8slqQYs

132 ms

Sealtech_logo-2021.svg

Sealtech_logo-2021.svg

74 ms

home_banner_min.jpg

home_banner_min.jpg

67 ms

videoLink.jpg

videoLink.jpg

91 ms

Icon_Ideas.png

Icon_Ideas.png

93 ms

Icon_Production.png

Icon_Production.png

146 ms

Icon_Design.png

Icon_Design.png

164 ms

Icon_Distribute.png

Icon_Distribute.png

174 ms

clients_bg.png

clients_bg.png

166 ms

nasa.png

nasa.png

146 ms

marines.png

marines.png

178 ms

boeing2.png

boeing2.png

183 ms

JohnHopkins.png

JohnHopkins.png

164 ms

STLogo2.png

STLogo2.png

192 ms

SealTech-24.jpg

SealTech-24.jpg

342 ms

pxiEyp8kv8JHgFVrJJfedw.ttf

pxiEyp8kv8JHgFVrJJfedw.ttf

32 ms

pxiByp8kv8JHgFVrLGT9V1s.ttf

pxiByp8kv8JHgFVrLGT9V1s.ttf

86 ms

covertopshalftoneitalic-vzll-webfont.woff

covertopshalftoneitalic-vzll-webfont.woff

202 ms

fa-solid-900.woff

fa-solid-900.woff

31 ms

fa-regular-400.woff

fa-regular-400.woff

32 ms

JTUSjIg69CK48gW7PXoo9Wlhzg.ttf

JTUSjIg69CK48gW7PXoo9Wlhzg.ttf

87 ms

JTUSjIg69CK48gW7PXooxW4.ttf

JTUSjIg69CK48gW7PXooxW4.ttf

87 ms

SealTech-17.jpg

SealTech-17.jpg

336 ms

IMG_0182-scaled.jpg

IMG_0182-scaled.jpg

435 ms

SealTech-1.jpg

SealTech-1.jpg

436 ms

Man-Working-2-scaled.jpg

Man-Working-2-scaled.jpg

435 ms

SealTech-11.jpg

SealTech-11.jpg

436 ms

SealTech-15b.jpg

SealTech-15b.jpg

437 ms

SealTech-6.jpg

SealTech-6.jpg

437 ms

subscribe_bg.jpg

subscribe_bg.jpg

436 ms

very_bottom_bg.jpg

very_bottom_bg.jpg

431 ms

xRtB8slqQYs

xRtB8slqQYs

77 ms

www-player.css

www-player.css

16 ms

www-embed-player.js

www-embed-player.js

32 ms

base.js

base.js

59 ms

ad_status.js

ad_status.js

161 ms

s9i9Iyk4Y_s1LD6aqz2X9kjqPppJUVpoTsMZDucYENo.js

s9i9Iyk4Y_s1LD6aqz2X9kjqPppJUVpoTsMZDucYENo.js

107 ms

embed.js

embed.js

36 ms

id

id

31 ms

KFOmCnqEu92Fr1Mu4mxP.ttf

KFOmCnqEu92Fr1Mu4mxP.ttf

24 ms

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

24 ms

Create

Create

90 ms

fb_icon.png

fb_icon.png

81 ms

GenerateIT

GenerateIT

15 ms

ST_seethrough.png

ST_seethrough.png

19 ms

Accessibility Review

rf-sealing.com accessibility score

96

Accessibility Issues

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.

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

<frame> or <iframe> elements do not have a title

Best Practices

rf-sealing.com best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

rf-sealing.com SEO score

92

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Links do not have descriptive text

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 Rf-sealing.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 Rf-sealing.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

rf-sealing.com

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