Tools & Wizards About Us
wzlx.com screenshot

Report Summary

  • 25

    Performance

    Renders faster than
    44% of other websites

  • 100

    Accessibility

    Visual factors better than
    that of 97% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

wzlx.com

100.7 WZLX - Boston's Classic Rock

Page Load Speed

9.2 sec in total

First Response

4.3 sec

Resources Loaded

4.9 sec

Page Rendered

60 ms

wzlx.com screenshot

About Website

Click here to check amazing WZLX content. Otherwise, check out these important facts you probably never knew about wzlx.com

100.7 WZLX is Boston's Classic Rock. Home to The Chuck Nowlin Morning Show, Carter Alan, and Kenny Young. Listen on your radio at 100.7FM in Boston or take us anywhere with the free iHeart app.

Visit wzlx.com

Key Findings

We analyzed Wzlx.com page load time and found that the first response time was 4.3 sec and then it took 4.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

wzlx.com performance score

25

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.8 s

28/100

10%

LCP (Largest Contentful Paint)

Value5.0 s

26/100

25%

SI (Speed Index)

Value11.7 s

4/100

10%

TBT (Total Blocking Time)

Value10,000 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.002

100/100

15%

TTI (Time to Interactive)

Value30.7 s

0/100

10%

Network Requests Diagram

wzlx.iheart.com

4283 ms

bundle.4703be0156eafd97692e.css

52 ms

local.7d59bc1bb8dc1449c06f.css

57 ms

core-components-tiles-OnairTileLoader-component.2a50ea6cc4121789b246.css

63 ms

core-page-blocks-datasource-DatasourceLoader-component.ed118ca85e0cefc658b6.css

60 ms

Our browser made a total of 56 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Wzlx.com, 4% (2 requests) were made to Z.moatads.com and 4% (2 requests) were made to I.iheart.com. The less responsive or slowest element that took the longest time to load (4.3 sec) relates to the external source Wzlx.iheart.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 839.7 kB (53%)

Content Size

1.6 MB

After Optimization

751.7 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Wzlx.com main page is 1.6 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. HTML takes 806.3 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 643.0 kB

  • Original 806.3 kB
  • After minification 805.9 kB
  • After compression 163.3 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 643.0 kB or 80% of the original size.

Image Optimization

-22%

Potential reduce by 2.2 kB

  • Original 10.2 kB
  • After minification 8.0 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. Obviously, WZLX needs image optimization as it can save up to 2.2 kB or 22% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-26%

Potential reduce by 193.1 kB

  • Original 746.8 kB
  • After minification 746.8 kB
  • After compression 553.7 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 193.1 kB or 26% of the original size.

CSS Optimization

-5%

Potential reduce by 1.4 kB

  • Original 28.1 kB
  • After minification 28.0 kB
  • After compression 26.7 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. Wzlx.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 48 (87%)

Requests Now

55

After Optimization

7

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 55 CSS, Javascripts, AJAX and image requests in order to completely render the main page of WZLX. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 32 to 1 for JavaScripts and from 18 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

wzlx.iheart.com

wzlx.iheart.com

4283 ms

bundle.4703be0156eafd97692e.css

bundle.4703be0156eafd97692e.css

52 ms

local.7d59bc1bb8dc1449c06f.css

local.7d59bc1bb8dc1449c06f.css

57 ms

core-components-tiles-OnairTileLoader-component.2a50ea6cc4121789b246.css

core-components-tiles-OnairTileLoader-component.2a50ea6cc4121789b246.css

63 ms

core-page-blocks-datasource-DatasourceLoader-component.ed118ca85e0cefc658b6.css

core-page-blocks-datasource-DatasourceLoader-component.ed118ca85e0cefc658b6.css

60 ms

Datasource-component.82db539a757e1359e8df.css

Datasource-component.82db539a757e1359e8df.css

63 ms

Grid-component.9e05f3f8fa0e6b993347.css

Grid-component.9e05f3f8fa0e6b993347.css

64 ms

components-tiles-ContentTile-component.a5e9ee6f3bc07a62d945.css

components-tiles-ContentTile-component.a5e9ee6f3bc07a62d945.css

64 ms

core-page-blocks-music-MusicTile-component.c0f2337b7d57cb7e8b6d.css

core-page-blocks-music-MusicTile-component.c0f2337b7d57cb7e8b6d.css

65 ms

Heading-component.d79a5c95e6ef67a97bca.css

Heading-component.d79a5c95e6ef67a97bca.css

66 ms

Show-component.608ec1ff0656c8b676a1.css

Show-component.608ec1ff0656c8b676a1.css

69 ms

LoadMoreFromCursor-component.4a7a0f66bc2d890b3034.css

LoadMoreFromCursor-component.4a7a0f66bc2d890b3034.css

71 ms

core-page-blocks-datasource-DatasourceTileLoader-component.82db539a757e1359e8df.css

core-page-blocks-datasource-DatasourceTileLoader-component.82db539a757e1359e8df.css

69 ms

FauxButton-component.1f25bb623660eb4f88c1.css

FauxButton-component.1f25bb623660eb4f88c1.css

72 ms

Eyebrow-component.23e83d8b8cab22ea99d6.css

Eyebrow-component.23e83d8b8cab22ea99d6.css

70 ms

Podcasts-component.2ac6c6287428cf01e9b9.css

Podcasts-component.2ac6c6287428cf01e9b9.css

74 ms

ImageTile-component.c2cbd469fbc0bd11cbdf.css

ImageTile-component.c2cbd469fbc0bd11cbdf.css

77 ms

Card-component.c66d212af09897afcdd6.css

Card-component.c66d212af09897afcdd6.css

78 ms

AptivadaKeywordContest-component.a21f13419d9d48bf409a.css

AptivadaKeywordContest-component.a21f13419d9d48bf409a.css

75 ms

sdk.js

sdk.js

170 ms

moatheader.js

moatheader.js

68 ms

ebx.js

ebx.js

70 ms

runtime.5b82aa01021d7e67709b.js

runtime.5b82aa01021d7e67709b.js

60 ms

vendor.062490e9574784ceecdc.js

vendor.062490e9574784ceecdc.js

155 ms

bundle.eee3b026d88b2142ed93.js

bundle.eee3b026d88b2142ed93.js

165 ms

packages-renderer-shared-ui-src-elements-MagicLink-component.37e7dfeb021ef49d9f6f.js

packages-renderer-shared-ui-src-elements-MagicLink-component.37e7dfeb021ef49d9f6f.js

119 ms

src_app_core_chrome_AppTray_component_tsx-src_app_core_chrome_HeaderSearch_component_tsx-src_-b801d3.ebb7c95d698279b1c9ec.js

src_app_core_chrome_AppTray_component_tsx-src_app_core_chrome_HeaderSearch_component_tsx-src_-b801d3.ebb7c95d698279b1c9ec.js

120 ms

local.a5b480bb028a49b07c6c.js

local.a5b480bb028a49b07c6c.js

120 ms

core-components-tiles-OnairTileLoader-component.3c9c776801ce3f5ccf05.js

core-components-tiles-OnairTileLoader-component.3c9c776801ce3f5ccf05.js

119 ms

core-page-blocks-datasource-DatasourceLoader-component.be189e440f36a30fac9f.js

core-page-blocks-datasource-DatasourceLoader-component.be189e440f36a30fac9f.js

152 ms

packages_renderer_shared_core_src_lib_ads_ts.1c411bb05fe7a8d6fb44.js

packages_renderer_shared_core_src_lib_ads_ts.1c411bb05fe7a8d6fb44.js

154 ms

Datasource-component.09c541938624ea67842c.js

Datasource-component.09c541938624ea67842c.js

158 ms

Grid-component.48dae21730bceb9ee5e7.js

Grid-component.48dae21730bceb9ee5e7.js

153 ms

LeadFeedItem-component.4330af319e52f7557387.js

LeadFeedItem-component.4330af319e52f7557387.js

154 ms

components-tiles-ContentTile-component.22ddd6a7b1c8a1bc4e2d.js

components-tiles-ContentTile-component.22ddd6a7b1c8a1bc4e2d.js

155 ms

ContentFeedItem-component.2c07f0e7be984e8aee02.js

ContentFeedItem-component.2c07f0e7be984e8aee02.js

156 ms

core-page-blocks-music-MusicTile-component.1e79eaaa9e2979d88ec8.js

core-page-blocks-music-MusicTile-component.1e79eaaa9e2979d88ec8.js

154 ms

ShowCollection-component.0c3f9b3068fe83748412.js

ShowCollection-component.0c3f9b3068fe83748412.js

155 ms

Heading-component.ea88c81b8d34c977158c.js

Heading-component.ea88c81b8d34c977158c.js

157 ms

Show-component.cdfd0315af774eaef8dd.js

Show-component.cdfd0315af774eaef8dd.js

158 ms

core-page-blocks-podcast-PodcastsLoader-component.71edb632222c77f48f93.js

core-page-blocks-podcast-PodcastsLoader-component.71edb632222c77f48f93.js

127 ms

LoadMoreFromCursor-component.dd840a1844d3d6bb0d7d.js

LoadMoreFromCursor-component.dd840a1844d3d6bb0d7d.js

123 ms

core-page-blocks-datasource-DatasourceTileLoader-component.70fbc1958e35a8aed3b5.js

core-page-blocks-datasource-DatasourceTileLoader-component.70fbc1958e35a8aed3b5.js

123 ms

FauxButton-component.6f17f4f82d52801c5c49.js

FauxButton-component.6f17f4f82d52801c5c49.js

121 ms

core-page-blocks-contest-KeywordContestLoader-component.eb063dc982e7b1285f9b.js

core-page-blocks-contest-KeywordContestLoader-component.eb063dc982e7b1285f9b.js

120 ms

Eyebrow-component.533482f1ba2c4fcd4202.js

Eyebrow-component.533482f1ba2c4fcd4202.js

120 ms

vendors-node_modules_pnpm_isomorphic-dompurify_0_23_0_node_modules_isomorphic-dompurify_browser_js.132aa67d79fbc3864c41.js

vendors-node_modules_pnpm_isomorphic-dompurify_0_23_0_node_modules_isomorphic-dompurify_browser_js.132aa67d79fbc3864c41.js

143 ms

Podcasts-component.c822825f35d41178cdf7.js

Podcasts-component.c822825f35d41178cdf7.js

119 ms

ImageTile-component.b3ff14a77346457b64fe.js

ImageTile-component.b3ff14a77346457b64fe.js

116 ms

Card-component.24dee8840408569eb2c3.js

Card-component.24dee8840408569eb2c3.js

114 ms

AptivadaKeywordContest-component.b7ea73f8063fca6968f6.js

AptivadaKeywordContest-component.b7ea73f8063fca6968f6.js

115 ms

6365917b65567463a06fa9cb

6365917b65567463a06fa9cb

130 ms

f79fc341-a979-4863-81b0-eea1ddc6e07b

f79fc341-a979-4863-81b0-eea1ddc6e07b

77 ms

v2

v2

423 ms

n.js

n.js

45 ms

iframe.html

iframe.html

26 ms

Accessibility Review

wzlx.com accessibility score

100

Accessibility Issues

Best Practices

wzlx.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

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

wzlx.com SEO score

93

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

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 Wzlx.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 Wzlx.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

wzlx.com

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