Tools & Wizards About Us
wlvt.org screenshot

Report Summary

  • 5

    Performance

    Renders faster than
    21% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 61% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 81

    SEO

    Google-friendlier than
    42% of websites

wlvt.org

PBS39 | Public Television for the Greater Lehigh Valley

Page Load Speed

3.3 sec in total

First Response

27 ms

Resources Loaded

2.9 sec

Page Rendered

414 ms

wlvt.org screenshot

About Website

Welcome to wlvt.org homepage info - get ready to check Wlvt best content for United States right away, or after learning these important things about wlvt.org

PBS39 is a community-owned public television station licensed to Allentown, Bethlehem and Easton, PA., serving eastern Pennsylvania and western New Jersey.

Visit wlvt.org

Key Findings

We analyzed Wlvt.org page load time and found that the first response time was 27 ms and then it took 3.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

wlvt.org performance score

5

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

46/100

10%

LCP (Largest Contentful Paint)

Value12.3 s

0/100

25%

SI (Speed Index)

Value11.9 s

4/100

10%

TBT (Total Blocking Time)

Value6,570 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.936

3/100

15%

TTI (Time to Interactive)

Value30.7 s

0/100

10%

Network Requests Diagram

wlvt.org

27 ms

89 ms

ga.js

12 ms

css

33 ms

modernizr.js

46 ms

Our browser made a total of 94 requests to load all elements on the main page. We found that 3% of them (3 requests) were addressed to the original Wlvt.org, 32% (30 requests) were made to Bento.cdn.pbs.org and 20% (19 requests) were made to Static.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (1.5 sec) relates to the external source External.xx.fbcdn.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 378.8 kB (21%)

Content Size

1.8 MB

After Optimization

1.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Wlvt.org main page is 1.8 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. 70% of websites need less resources to load. Images take 1.4 MB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 61.1 kB

  • Original 77.9 kB
  • After minification 67.9 kB
  • After compression 16.8 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 10.0 kB, which is 13% 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 61.1 kB or 78% of the original size.

Image Optimization

-7%

Potential reduce by 99.2 kB

  • Original 1.4 MB
  • After minification 1.3 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. Wlvt images are well optimized though.

JavaScript Optimization

-55%

Potential reduce by 57.7 kB

  • Original 105.5 kB
  • After minification 93.8 kB
  • After compression 47.8 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 57.7 kB or 55% of the original size.

CSS Optimization

-83%

Potential reduce by 160.8 kB

  • Original 194.0 kB
  • After minification 188.6 kB
  • After compression 33.2 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. Wlvt.org needs all CSS files to be minified and compressed as it can save up to 160.8 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 31 (34%)

Requests Now

90

After Optimization

59

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 90 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Wlvt. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 22 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

wlvt.org

wlvt.org

27 ms

89 ms

ga.js

ga.js

12 ms

css

css

33 ms

modernizr.js

modernizr.js

46 ms

bootstrap.min.css

bootstrap.min.css

577 ms

bootstrap-responsive.min.css

bootstrap-responsive.min.css

43 ms

bento_base.css

bento_base.css

42 ms

bento_style.min.css

bento_style.min.css

566 ms

font-awesome.min.css

font-awesome.min.css

43 ms

filer_image.css

filer_image.css

5 ms

jquery.min.js

jquery.min.js

27 ms

response.min.js

response.min.js

569 ms

pbs-bootstrap.min.js

pbs-bootstrap.min.js

571 ms

pbs-player-responsive.js

pbs-player-responsive.js

569 ms

jquery.cookie.js

jquery.cookie.js

568 ms

jquery.ba-resize.min.js

jquery.ba-resize.min.js

570 ms

menu.js

menu.js

569 ms

__utm.gif

__utm.gif

13 ms

collect

collect

655 ms

subtle_grunge_%402X.png

subtle_grunge_%402X.png

109 ms

bkgd1900B.jpg

bkgd1900B.jpg

93 ms

logo-A-home-NEW.png

logo-A-home-NEW.png

96 ms

DI2016.jpg

DI2016.jpg

120 ms

createwme-s.jpg

createwme-s.jpg

94 ms

PBS-Learning-Media.jpg

PBS-Learning-Media.jpg

92 ms

EITC.jpg

EITC.jpg

116 ms

Shop39.jpg

Shop39.jpg

95 ms

joinemial%20list.jpg

joinemial%20list.jpg

119 ms

shopPBS.jpg

shopPBS.jpg

117 ms

Facebook

Facebook

177 ms

bg-explorer-white.jpg

bg-explorer-white.jpg

88 ms

but-search.png

but-search.png

82 ms

donate-sm.png

donate-sm.png

90 ms

focus-video-image.jpg

focus-video-image.jpg

84 ms

writers-contest-logo.jpg

writers-contest-logo.jpg

83 ms

LHSGB.jpg

LHSGB.jpg

84 ms

twitter.png

twitter.png

83 ms

youtube.png

youtube.png

84 ms

google.png

google.png

86 ms

pinterest.png

pinterest.png

85 ms

4415048_pbs_banner.gif

4415048_pbs_banner.gif

86 ms

350_PMPM_banner.jpg

350_PMPM_banner.jpg

88 ms

trusted-valued-essential.jpg

trusted-valued-essential.jpg

87 ms

Community-Calendar.jpg

Community-Calendar.jpg

88 ms

sdk.js

sdk.js

40 ms

no-image-available.jpg

no-image-available.jpg

34 ms

carousel-left-arrow.png

carousel-left-arrow.png

31 ms

carousel-right-arrow.png

carousel-right-arrow.png

32 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

23 ms

115 ms

xd_arbiter.php

xd_arbiter.php

28 ms

xd_arbiter.php

xd_arbiter.php

34 ms

nr-885.min.js

nr-885.min.js

42 ms

d9.jpg

d9.jpg

55 ms

BLM.jpg

BLM.jpg

80 ms

moon.jpg

moon.jpg

80 ms

646c3c011e

646c3c011e

46 ms

page.php

page.php

240 ms

Ezryo55Cca5.css

Ezryo55Cca5.css

32 ms

HKna9a9CcB_.css

HKna9a9CcB_.css

40 ms

m3UplzJmRpp.css

m3UplzJmRpp.css

37 ms

LTvZjcnyKG8.css

LTvZjcnyKG8.css

43 ms

q68gy-v_YMF.js

q68gy-v_YMF.js

35 ms

YvxwM8R7ol8.js

YvxwM8R7ol8.js

33 ms

ihptErjAmMX.js

ihptErjAmMX.js

63 ms

3So47A9WcrL.js

3So47A9WcrL.js

66 ms

cUsKAwzqrQw.js

cUsKAwzqrQw.js

65 ms

12792_10151269296947667_714621169_n.jpg

12792_10151269296947667_714621169_n.jpg

1454 ms

safe_image.php

safe_image.php

1455 ms

safe_image.php

safe_image.php

49 ms

12494917_897422570379687_3648596376580412830_n.jpg

12494917_897422570379687_3648596376580412830_n.jpg

44 ms

1931458_1063344764435_899012_n.jpg

1931458_1063344764435_899012_n.jpg

43 ms

10530837_10202556911109584_2052470121869954232_n.jpg

10530837_10202556911109584_2052470121869954232_n.jpg

43 ms

11214356_547151972092834_1366790040344821364_n.jpg

11214356_547151972092834_1366790040344821364_n.jpg

48 ms

179647_562104777148019_1538474467_n.jpg

179647_562104777148019_1538474467_n.jpg

41 ms

486909_1942393239319656_3552254633055668101_n.jpg

486909_1942393239319656_3552254633055668101_n.jpg

43 ms

11885370_116330558713886_7258284101234175846_n.jpg

11885370_116330558713886_7258284101234175846_n.jpg

47 ms

12439534_10205798647068767_1298378992915599645_n.jpg

12439534_10205798647068767_1298378992915599645_n.jpg

47 ms

10430486_10153955477242667_3735212034947869882_n.jpg

10430486_10153955477242667_3735212034947869882_n.jpg

48 ms

12745571_10153955477237667_7261734882193344099_n.jpg

12745571_10153955477237667_7261734882193344099_n.jpg

45 ms

1520695_10153955477232667_1297817074186595942_n.jpg

1520695_10153955477232667_1297817074186595942_n.jpg

50 ms

1919508_10153955429042667_7749125920479252374_n.jpg

1919508_10153955429042667_7749125920479252374_n.jpg

52 ms

1914882_10153955420812667_3670807646399060119_n.jpg

1914882_10153955420812667_3670807646399060119_n.jpg

52 ms

wL6VQj7Ab77.png

wL6VQj7Ab77.png

23 ms

s7jcwEQH7Sx.png

s7jcwEQH7Sx.png

31 ms

GtIpNnEyqq_.png

GtIpNnEyqq_.png

32 ms

bNvHN6v1NeH.png

bNvHN6v1NeH.png

31 ms

b53Ajb4ihCP.gif

b53Ajb4ihCP.gif

30 ms

lRyN50VcaFW.js

lRyN50VcaFW.js

26 ms

R9a_DtVRZgv.js

R9a_DtVRZgv.js

6 ms

cUDgRFxaoIk.js

cUDgRFxaoIk.js

7 ms

0JBr1QHp8Gi.js

0JBr1QHp8Gi.js

3 ms

kDOzhTr2W91.js

kDOzhTr2W91.js

3 ms

Accessibility Review

wlvt.org accessibility score

86

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-*] attributes do not match their roles

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

High

Links do not have a discernible name

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

wlvt.org best practices score

67

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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

wlvt.org SEO score

81

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

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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Wlvt.org can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Wlvt.org 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

wlvt.org

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