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Lighthouse Mobile

· 0 checks — Mobile Lighthouse audit -- Performance, Accessibility, Best Practices, and SEO category breakdown.
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Detailed Report

Audit breakdown by category with detailed findings.

18

Performance

Insights

Remove large, duplicate JavaScript modules from bundles to reduce unnecessary bytes consumed by network activity.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Polyfills and transforms enable older browsers to use new JavaScript features. However, many aren't necessary for modern browsers. Consider modifying your JavaScript build process to not transpile Baseline features, unless you know you must support older browsers. Learn why most sites can deploy ES6+ code without transpiling

Why this matters

Performance issues directly impact user engagement and conversion rates.

3rd party code can significantly impact load performance. Reduce and defer loading of 3rd party code to prioritize your page's content.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Layout shifts occur when elements move absent any user interaction. Investigate the causes of layout shifts, such as elements being added, removed, or their fonts changing as the page loads.

Why this matters

Performance issues directly impact user engagement and conversion rates.

headings: [map[key:node label:Element subItemsHeading:map[key:extra] valueType:node] map[granularity:0.001 key:score label:Layout shift score subItemsHeading:map[key:cause valueType:text] valueType:numeric]]
items: [map[node:map[type:text value:Total] score:0.266214] map[node:map[boundingRect:map[bottom:570 height:454 left:16 right:396 top:116 width:380] lhId:page-1-SECTION nodeLabel:The AI platform for go‑to‑market teams Built on the world's best B2B data, so … path:1,HTML,1,BODY,2,DIV,1,DIV,1,MAIN,0,DIV,0,DIV,2,SECTION selector:main#main-content > div.Homepage_wrapper__cQNDA > div#hero-banner-home > section.HeroBannerHome_content__BuPyf snippet:<section data-cy="section" class="HeroBannerHome_content__BuPyf content"> type:node] score:0.100177] map[node:map[boundingRect:map[bottom:570 height:454 left:16 right:396 top:116 width:380] lhId:page-1-SECTION nodeLabel:The AI platform for go‑to‑market teams Built on the world's best B2B data, so … path:1,HTML,1,BODY,2,DIV,1,DIV,1,MAIN,0,DIV,0,DIV,2,SECTION selector:main#main-content > div.Homepage_wrapper__cQNDA > div#hero-banner-home > section.HeroBannerHome_content__BuPyf snippet:<section data-cy="section" class="HeroBannerHome_content__BuPyf content"> type:node] score:0.075304] map[node:map[boundingRect:map[bottom:823 height:340 left:0 right:412 top:483 width:412] lhId:page-0-DIV nodeLabel:Before we continue... Press & Hold to confirm you are a human (and not a bot). … path:1,HTML,1,BODY,2,DIV,1,DIV selector:body > div#px-captcha-wrapper > div.px-captcha-container snippet:<div class="px-captcha-container"> type:node] score:0.025509] map[node:map[boundingRect:map[bottom:823 height:340 left:0 right:412 top:483 width:412] lhId:page-0-DIV nodeLabel:Before we continue... Press & Hold to confirm you are a human (and not a bot). … path:1,HTML,1,BODY,2,DIV,1,DIV selector:body > div#px-captcha-wrapper > div.px-captcha-container snippet:<div class="px-captcha-container"> type:node] score:0.009834 subItems:map[items:[map[cause:Web font extra:map[type:url value:https://fonts.gstatic.com/s/roboto/v51/KFO7CnqEu92Fr1ME7kSn66aGLdTylUAMa3yUBHMdazQ.woff2]]] type:subitems]] map[node:map[boundingRect:map[bottom:823 height:340 left:0 right:412 top:483 width:412] lhId:page-0-DIV nodeLabel:Before we continue... Press & Hold to confirm you are a human (and not a bot). … path:1,HTML,1,BODY,2,DIV,1,DIV selector:body > div#px-captcha-wrapper > div.px-captcha-container snippet:<div class="px-captcha-container"> type:node] score:0.006663 subItems:map[items:[map[cause:Web font extra:map[type:url value:https://fonts.gstatic.com/s/roboto/v51/KFO7CnqEu92Fr1ME7kSn66aGLdTylUAMa3yUBHMdazQ.woff2]]] type:subitems]]]

Your first network request is the most important. Reduce its latency by avoiding redirects, ensuring a fast server response, and enabling text compression.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Consider setting font-display to swap or optional to ensure text is consistently visible. swap can be further optimized to mitigate layout shifts with font metric overrides.

Why this matters

Performance issues directly impact user engagement and conversion rates.

A forced reflow occurs when JavaScript queries geometric properties (such as offsetWidth) after styles have been invalidated by a change to the DOM state. This can result in poor performance. Learn more about forced reflows and possible mitigations.

Why this matters

Performance issues directly impact user engagement and conversion rates.

headings: [map[key:source label:Top function call valueType:source-location] map[granularity:1 key:reflowTime label:Total reflow time valueType:ms]]
items: [map[reflowTime:39.275 source:map[column:137989 line:1 type:source-location url:https://www.zoominfo.com/_next/static/chunks/framework-4e51d98f10550215.js urlProvider:network]]]
headings: [map[key:source label:Source valueType:source-location] map[granularity:1 key:reflowTime label:Total reflow time valueType:ms]]
items: [map[reflowTime:84.253 source:map[type:text value:[unattributed]]] map[reflowTime:0.651 source:map[column:160285 line:1 type:source-location url:https://www.zoominfo.com/osx7m0dx/init.js urlProvider:network]] map[reflowTime:0.196 source:map[column:13239 line:2 type:source-location url:https://www.zoominfo.com/osx7m0dx/init.js urlProvider:network]] map[reflowTime:5.198 source:map[column:263629 line:6 type:source-location url:https://cdn.cookielaw.org/scripttemplates/202409.1.0/otBannerSdk.js urlProvider:network]] map[reflowTime:0.233 source:map[column:263973 line:6 type:source-location url:https://cdn.cookielaw.org/scripttemplates/202409.1.0/otBannerSdk.js urlProvider:network]] map[reflowTime:0.516 source:map[column:40003 line:6 type:source-location url:https://cdn.cookielaw.org/scripttemplates/202409.1.0/otBannerSdk.js urlProvider:network]] map[reflowTime:9.845 source:map[column:609226 line:20 type:source-location url:https://www.zoominfo.com/_next/static/chunks/pages/_app-67c0ea4f5b687aba.js urlProvider:network]] map[reflowTime:9.888 source:map[column:405360 line:20 type:source-location url:https://www.zoominfo.com/_next/static/chunks/pages/_app-67c0ea4f5b687aba.js urlProvider:network]] map[reflowTime:0.761 source:map[column:405630 line:20 type:source-location url:https://www.zoominfo.com/_next/static/chunks/pages/_app-67c0ea4f5b687aba.js urlProvider:network]] map[reflowTime:0.211 source:map[column:3820 line:0 type:source-location url:https://www.zoominfo.com/_next/static/chunks/7828-b01b8ca94172c957.js urlProvider:network]] map[reflowTime:18.57 source:map[column:983 line:0 type:source-location url:https://www.zoominfo.com/_next/static/chunks/9032.1db8a356a6f01d22.js urlProvider:network]] map[reflowTime:0.141 source:map[column:163872 line:1 type:source-location url:https://client.px-cloud.net/PXosx7m0dx/main.min.js urlProvider:network]] map[reflowTime:0.127 source:map[column:13239 line:2 type:source-location url:https://client.px-cloud.net/PXosx7m0dx/main.min.js urlProvider:network]]]

Avoid chaining critical requests by reducing the length of chains, reducing the download size of resources, or deferring the download of unnecessary resources to improve page load.

Why this matters

Performance issues directly impact user engagement and conversion rates.

description: [preconnect](https://developer.chrome.com/docs/lighthouse/performance/uses-rel-preconnect/) hints help the browser establish a connection earlier in the page load, saving time when the first request for that origin is made. The following are the origins that the page preconnected to.
title: Preconnected origins
description: Add [preconnect](https://developer.chrome.com/docs/lighthouse/performance/uses-rel-preconnect/) hints to your most important origins, but try to use no more than 4.
title: Preconnect candidates

Reducing the download time of images can improve the perceived load time of the page and LCP. Learn more about optimizing image size

Why this matters

Performance issues directly impact user engagement and conversion rates.

URLResource SizeEst Savings
reveal-account-insights-img-1-zoom div.AccordionListItem_content_wrapper___wTtH > div.AccordionListItem_content__Xw_Pt > div.AccordionListItem_media__qFSfY > img.ContentSectionMedia_image__TBY_w
/hp-accordian/reveal-account-insights-img-1-zoom.webp206.4 KiB200.2 KiB
Sales Development - Media Asset mobile div.InteractivePersonaTabsSection_bottom_content_container__f37ge > div.InteractivePersonaTabsSection_media_container__aElVa > div > img
/kyld7105l6mt/5xWaZnnXQEUpEDfcG1cCkj/82fa5a716df6a35f0728...110.8 KiB105.1 KiB
identify-growth-segments-img div.AccordionListItem_content_wrapper___wTtH > div.AccordionListItem_content__Xw_Pt > div.AccordionListItem_media__qFSfY > img.ContentSectionMedia_image__TBY_w
/hp-accordian/identify-growth-segments-illo-optimized.webp65.8 KiB63.8 KiB
Video Poster div.SectionBase_bottom_content__7ZyUd > div.SectionBase_media_section__NED7M > button.VidyardPlaceHolder_content__tHcj8 > img.VidyardPlaceHolder_poster__G3ypG
cdn.vidyard.com/thumbnails/46180129/VMS8paiFlYUIU0NR5J5FjlJlNsOGlA3v.jpg49.3 KiB45.0 KiB

These insights are also available in the Chrome DevTools Performance Panel - record a trace to view more detailed information.

Time to Interactive is the amount of time it takes for the page to become fully interactive. Learn more about the Time to Interactive metric.

Why this matters

Performance issues directly impact user engagement and conversion rates.

TTI

The maximum potential First Input Delay that your users could experience is the duration of the longest task. Learn more about the Maximum Potential First Input Delay metric.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Redirects introduce additional delays before the page can be loaded. Learn how to avoid page redirects.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Estimated savings: 803 ms
URLTime Spent
zoominfo.com/803 ms
www.zoominfo.com/0.0 ms

These are the largest layout shifts observed on the page. Each table item represents a single layout shift, and shows the element that shifted the most. Below each item are possible root causes that led to the layout shift. Some of these layout shifts may not be included in the CLS metric value due to windowing. Learn how to improve CLS

Why this matters

Performance issues directly impact user engagement and conversion rates.

ElementLayout shift score
The AI platform for go‑to‑market teams Built on the world's best B2B data, so … main#main-content > div.Homepage_wrapper__cQNDA > div#hero-banner-home > section.HeroBannerHome_content__BuPyf
0.100
The AI platform for go‑to‑market teams Built on the world's best B2B data, so … main#main-content > div.Homepage_wrapper__cQNDA > div#hero-banner-home > section.HeroBannerHome_content__BuPyf
0.075
0.026
0.010
0.007
0.006
0.006
0.006
0.006
0.006
0.005
0.005
0.004
0.003
0.001

Diagnostics

Reduce unused rules from stylesheets and defer CSS not used for above-the-fold content to decrease bytes consumed by network activity. Learn how to reduce unused CSS.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Reduce unused JavaScript and defer loading scripts until they are required to decrease bytes consumed by network activity. Learn how to reduce unused JavaScript.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Consider reducing the time spent parsing, compiling and executing JS. You may find delivering smaller JS payloads helps with this. Learn how to minimize main-thread work

Why this matters

Performance issues directly impact user engagement and conversion rates.

CategoryTime Spent
Script Evaluation8.6 s
Style & Layout2.2 s
Other1.4 s
Script Parsing & Compilation1.2 s
Garbage Collection366 ms
Rendering311 ms
Parse HTML & CSS232 ms

Many navigations are performed by going back to a previous page, or forwards again. The back/forward cache (bfcache) can speed up these return navigations. Learn more about the bfcache

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failure reasonFailure type
The page has an unload handler in a sub frame.Actionable

More information about the performance of your application. These numbers don't directly affect the Performance score.

Optimize DOM size
LCP breakdown
LCP request discovery
Modern HTTP
Render blocking requests
Optimize viewport for mobile
Minify CSS
Minify JavaScript
User Timing marks and measures 7 user timings
Avoid long main-thread tasks 20 long tasks found
Avoid non-composited animations 3 animated elements found
Image elements have explicit `width` and `height`
Network Requests
Network Round Trip Times 100 ms
Server Backend Latencies 150 ms
Tasks
Diagnostics
Metrics
Screenshot Thumbnails
Final Screenshot
Script Treemap Data
Resources Summary
Initial server response time was short Root document took 230 ms
INP breakdown
83

Accessibility

These checks highlight opportunities to improve the accessibility of your web app. Automatic detection can only detect a subset of issues and does not guarantee the accessibility of your web app, so manual testing is also encouraged.

ARIA

Some ARIA child roles must be contained by specific parent roles to properly perform their intended accessibility functions. Learn more about ARIA roles and required parent element.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
Sales Development Sales Development div.TabContainer_wrapper__lljlC > div.TabContainer_tab_container__w4kFf > div.TabContainer_tab_content__GrGNB > button.TabContainer_tab_item__Liiru
Account Executive Account Executive div.TabContainer_wrapper__lljlC > div.TabContainer_tab_container__w4kFf > div.TabContainer_tab_content__GrGNB > button.TabContainer_tab_item__Liiru
Account Management Account Management div.TabContainer_wrapper__lljlC > div.TabContainer_tab_container__w4kFf > div.TabContainer_tab_content__GrGNB > button.TabContainer_tab_item__Liiru
RevOps RevOps div.TabContainer_wrapper__lljlC > div.TabContainer_tab_container__w4kFf > div.TabContainer_tab_content__GrGNB > button.TabContainer_tab_item__Liiru
Demand Generation Demand Generation div.TabContainer_wrapper__lljlC > div.TabContainer_tab_container__w4kFf > div.TabContainer_tab_content__GrGNB > button.TabContainer_tab_item__Liiru

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.

Contrast

Low-contrast text is difficult or impossible for many users to read. Learn how to provide sufficient color contrast.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
Accept All Cookies div.ot-sdk-row > div#onetrust-button-group-parent > div#onetrust-button-group > button#onetrust-accept-btn-handler

These are opportunities to improve the legibility of your content.

Names and labels

Labels ensure that form controls are announced properly by assistive technologies, like screen readers. Learn more about form element labels.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
div.ExpandForm_form_agreement_details__Gr3R7 > div.Checkbox_checkbox_field__5iyzV > div.Checkbox_label_wrapper__T_fpD > input.xsmall div.ExpandForm_form_agreement_details__Gr3R7 > div.Checkbox_checkbox_field__5iyzV > div.Checkbox_label_wrapper__T_fpD > input.xsmall

Screen reader users rely on frame titles to describe the contents of frames. Learn more about frame titles.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
body > iframe#px-captcha-modal body > iframe#px-captcha-modal

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.

Navigation

Properly ordered headings that do not skip levels convey the semantic structure of the page, making it easier to navigate and understand when using assistive technologies. Learn more about heading order.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
Trusted by 35,000+ fast-growing companies worldwide div.HeroBannerHome_companies_logos_wrapper__jRxgC > div.LogosContentContainer_logosContentContainer__jocx6 > div.LogosContentContainer_text_container__YNeTP > h4.LogosContentContainer_title__zuGwp
Identify growth segments div.Accordion_accordion_wrapper__jhlJN > div.focus > div.AccordionListItem_title_container__oMvvj > h4#Accordion-0
Reveal account insights div.Accordion_accordion_wrapper__jhlJN > div.focus > div.AccordionListItem_title_container__oMvvj > h4#Accordion-0
Manage data beyond CRM div.Accordion_accordion_wrapper__jhlJN > div.focus > div.AccordionListItem_title_container__oMvvj > h4#Accordion-0
“My background is in RevOps, so I’m all about helping reps execute with greater… div.Testimonial_testimonial__0f2ow > div.Testimonial_container__gM8o_ > div.Testimonial_text_block__kNqDa > h4.Testimonial_title__3z3rP
I’m really excited about the power of generative AI in general, and working wit… div.Testimonial_testimonial__0f2ow > div.Testimonial_container__gM8o_ > div.Testimonial_text_block__kNqDa > h4.Testimonial_title__3z3rP
"I give props to the data services team at ZoomInfo. They’ve done really a grea… div.Testimonial_testimonial__0f2ow > div.Testimonial_container__gM8o_ > div.Testimonial_text_block__kNqDa > h4.Testimonial_title__3z3rP
“My background is in RevOps, so I’m all about helping reps execute with greater… div.Testimonial_testimonial__0f2ow > div.Testimonial_container__gM8o_ > div.Testimonial_text_block__kNqDa > h4.Testimonial_title__3z3rP
I’m really excited about the power of generative AI in general, and working wit… div.Testimonial_testimonial__0f2ow > div.Testimonial_container__gM8o_ > div.Testimonial_text_block__kNqDa > h4.Testimonial_title__3z3rP
ZoomInfo Tops the G2 Grid - Again. a.TrustCard_card__CocJH > div.TrustCard_flex_container__JfZ1p > div.TrustCard_text_container__yGnqo > h4
What is Zoominfo? div.Accordion_accordion_wrapper__jhlJN > div.focus > div.AccordionListItem_title_container__oMvvj > h4#Accordion-0

These are opportunities to improve keyboard navigation in your application.

Visible text labels that do not match the accessible name can result in a confusing experience for screen reader users. Learn more about accessible names.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
Privacy Policy div#onetrust-group-container > div#onetrust-policy > div#onetrust-policy-text > a.ot-cookie-policy-link
Interactive controls are keyboard focusable
Interactive elements indicate their purpose and state
The page has a logical tab order
Visual order on the page follows DOM order
User focus is not accidentally trapped in a region
The user's focus is directed to new content added to the page
HTML5 landmark elements are used to improve navigation
Offscreen content is hidden from assistive technology
Custom controls have associated labels
Custom controls have ARIA roles
`[aria-*]` attributes match their roles
`[aria-hidden="true"]` is not present on the document `<body>`
`[role]`s have all required `[aria-*]` attributes
`[role]` values are valid
`[aria-*]` attributes have valid values
`[aria-*]` attributes are valid and not misspelled
Buttons have an accessible name
Image elements have `[alt]` attributes
`[user-scalable="no"]` is not used in the `<meta name="viewport">` element and the `[maximum-scale]` attribute is not less than 5.
ARIA attributes are used as specified for the element's role
Elements with `role="dialog"` or `role="alertdialog"` have accessible names.
`[aria-hidden="true"]` elements do not contain focusable descendents
Elements use only permitted ARIA attributes
Document has a `<title>` element
`<html>` element has a `[lang]` attribute
`<html>` element has a valid value for its `[lang]` attribute
Links have a discernible name
Lists contain only `<li>` elements and script supporting elements (`<script>` and `<template>`).
List items (`<li>`) are contained within `<ul>`, `<ol>` or `<menu>` parent elements
No element has a `[tabindex]` value greater than 0
Touch targets have sufficient size and spacing.
Document has a main landmark.
Deprecated ARIA roles were not used
Uses ARIA roles only on compatible elements
Image elements do not have `[alt]` attributes that are redundant text.
Identical links have the same purpose.
`[accesskey]` values are unique
`button`, `link`, and `menuitem` elements have accessible names
ARIA input fields have accessible names
ARIA `meter` elements have accessible names
ARIA `progressbar` elements have accessible names
Elements with an ARIA `[role]` that require children to contain a specific `[role]` have all required children.
Elements with the `role=text` attribute do not have focusable descendents.
ARIA toggle fields have accessible names
ARIA `tooltip` elements have accessible names
ARIA `treeitem` elements have accessible names
The page contains a heading, skip link, or landmark region
`<dl>`'s contain only properly-ordered `<dt>` and `<dd>` groups, `<script>`, `<template>` or `<div>` elements.
Definition list items are wrapped in `<dl>` elements
ARIA IDs are unique
No form fields have multiple labels
`<html>` element has an `[xml:lang]` attribute with the same base language as the `[lang]` attribute.
Input buttons have discernible text.
`<input type="image">` elements have `[alt]` text
Links are distinguishable without relying on color.
The document does not use `<meta http-equiv="refresh">`
`<object>` elements have alternate text
Select elements have associated label elements.
Skip links are focusable.
Cells in a `<table>` element that use the `[headers]` attribute refer to table cells within the same table.
`<th>` elements and elements with `[role="columnheader"/"rowheader"]` have data cells they describe.
`[lang]` attributes have a valid value
`<video>` elements contain a `<track>` element with `[kind="captions"]`
Tables have different content in the summary attribute and `<caption>`.
All heading elements contain content.
Tables use `<caption>` instead of cells with the `[colspan]` attribute to indicate a caption.
`<td>` elements in a large `<table>` have one or more table headers.
77

Best Practices

General

Deprecated APIs will eventually be removed from the browser. Learn more about deprecated APIs.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Deprecation / WarningSource
Unload event listeners are deprecated and will be removed.

Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. Learn more about this errors in console diagnostic audit

Why this matters

Performance issues directly impact user engagement and conversion rates.

SourceDescription
Failed to load resource: the server responded with a status of 403 ()

Source maps translate minified code to the original source code. This helps developers debug in production. In addition, Lighthouse is able to provide further insights. Consider deploying source maps to take advantage of these benefits. Learn more about source maps.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Uses HTTPS
Avoids third-party cookies
Allows users to paste into input fields
Avoids requesting the geolocation permission on page load
Avoids requesting the notification permission on page load
Displays images with correct aspect ratio
Serves images with appropriate resolution
Page has the HTML doctype
Properly defines charset
No issues in the `Issues` panel in Chrome Devtools
Ensure CSP is effective against XSS attacks
Ensure proper origin isolation with COOP
Mitigate DOM-based XSS with Trusted Types
Detected JavaScript libraries
Redirects HTTP traffic to HTTPS
Use a strong HSTS policy
Mitigate clickjacking with XFO or CSP
92

SEO

These checks ensure that your page is following basic search engine optimization advice. There are many additional factors Lighthouse does not score here that may affect your search ranking, including performance on Core Web Vitals. Learn more about Google Search Essentials.

Content Best Practices

Descriptive link text helps search engines understand your content. Learn how to make links more accessible.

Why this matters

Performance issues directly impact user engagement and conversion rates.

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

Structured data is valid
Page isn’t blocked from indexing
Document has a `<title>` element
Document has a meta description
Page has successful HTTP status code
Links are crawlable
robots.txt is valid
Image elements have `[alt]` attributes
Document has a valid `hreflang`
Document has a valid `rel=canonical`

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