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https://caesars.com

Performance

· 15 checks — Lighthouse + waterfall + sustainability rolled into one auditable list.
SCORE
88
GRADE
B
FIX
2
REVIEW
2
PASS
9
INFO
2

Performance-focused optimization plan with CWV assessment, top offenders, and time estimates

Mobile Desktop
0
Performance Overall performance score (0–100) based on Core Web Vitals and other metrics. 90+ is good.
45
Accessibility Measures how accessible the page is for users with disabilities. Checks color contrast, ARIA labels, and semantic HTML.
73
Best Practices Checks for modern web development best practices including HTTPS, no console errors, and secure JavaScript.
45
SEO Measures basic SEO optimizations: meta tags, crawlability, link text, and mobile friendliness.

First Contentful Paint First Contentful Paint — how long until the browser renders the first piece of content. Under 1.8s is good.

0 ms

Largest Contentful Paint Largest Contentful Paint — how long until the largest visible element loads. Under 2.5s is good.

0 ms

Total Blocking Time Total Blocking Time — total time the main thread was blocked, preventing user input. Under 200ms is good.

0 ms

Cumulative Layout Shift Cumulative Layout Shift — measures visual stability. How much the page layout shifts during loading. Under 0.1 is good.

0.007

Speed Index Speed Index — how quickly content is visually displayed during load. Under 3.4s is good.

0 ms

Time to Interactive Time to Interactive — how long until the page is fully interactive and responds to user input. Under 3.8s is good.

0 ms

Page Load Progression

375 ms
750 ms
1.1 s
1.5 s
1.9 s
2.2 s
2.6 s
3.0 s
Checks
15
9 PASS 2 REVIEW 2 FIX
D
Third-Party Impact
Action
72% third-party, 0 ms blocking
FIX
72% third-party, 0 ms blocking
Warning::
Third-party code accounts for 72% of page weight (634.2 KiB of 885.2 KiB)
Info::
Third-party blocking time is low (0 ms)
28%
72%
First-party Third-party
D
HTTP Caching
Action
no-store (uncacheable)
FIX
no-store (uncacheable)
Info::
Cache-Control: no-store prevents all caching
Intentional for dynamic content, but increases server load for every page view.
Got: no-cache, no-store
Info::
No ETag or Last-Modified header
Conditional requests (304 Not Modified) are not possible without validators.
Cache-Control

no-cache, no-store

DirectiveValueMeaning
no-cache—Cache but always revalidate first
no-store—Never cache this response
B
JS Execution Cost
783ms total JS execution
REVIEW
783ms total JS execution
Warning::
https://caesars.com/king-by-and-call-togeth-tron-e...: 713ms CPU time
Info::
Unattributable: 71ms CPU time
Info::
Third-party scripts: 71ms (9% of total)

Main Thread Breakdown

Script Evaluation 88% Other 4%
ScriptTotalScriptingParse/CompileParty
https://caesars.com/king-by-and-call-togeth-tron-ete-Sey-Hand-large-713ms673ms15ms1st
Unattributable71ms39ms0ms3rd
C
Green Hosting
Action
Whether the site is served from green-energy infrastructure
REVIEW

Green Hosting

No green hosting detected

A
Page Weight Budget
885 KB transferred, 20 requests
PASS
885 KB transferred, 20 requests
Info::
Page weighs 3.2 MB (885 KB transferred)
Warning::
JavaScript is 705 KB — consider code splitting or lazy loading
Large JavaScript bundles delay interactivity. Split code by route or defer non-critical scripts.
Got: 705 KB
Info::
20 HTTP requests
Info::
Estimated 0.18 g CO2 per page load
885 KB / 2.4 MB budget
885 KB transferred
20 requests
0.18 g CO2 per page load
JavaScript 705.0 KiB 80%
HTML 173.5 KiB 20%
Other 4.9 KiB 1%
Other 1.1 KiB 0%
Other 750 B 0%
Images 0 B 0%
0 2.4 MB 4.9 MB
Under budget

Large JavaScript bundles delay interactivity. Split code by route or defer non-critical scripts.

Why this matters

JavaScript bundle is large — code-split routes and lazy-load off-screen components to defer.

Source: web.dev

A+
Text Compression
All text resources are compressed
PASS
All text resources are compressed
Info::
All text resources are compressed
All text resources are properly compressed.
A+
Image Optimization
4 images, 0 KB saveable
PASS
4 images, 0 KB saveable
Info::
All images are well-optimized
4 images 0 KB
0 oversized -0 KB
0 legacy format
0 missing dimensions CLS risk
A+
Font Loading
No web fonts (system fonts)
PASS
No web fonts (system fonts)
Info::
No web fonts loaded — system fonts are fastest
No web fonts loaded — system fonts are optimal.
A+
JS Bundles
3 scripts, 0 KB unused
PASS
3 scripts, 0 KB unused
0 KB unused JavaScript

Downloaded but never executed on this page.

ScriptSizeUnusedMinifiedParty
https://caesars.com/king-by-and-call-togeth-tron-ete-Sey-Hand-large-241 KB—✓1st
https://js.hcaptcha.com/1/api.js86 KB—✓3rd
https://newassets.hcaptcha.com/c/d48c491644d555edb0e283c66c2698dbaec44c9f1c02167e386f51f75a8d27bb/hsw.js378 KB—✓3rd
A+
Resource Caching
All resources properly cached
PASS
All resources properly cached
Info::
No caching issues found
All static resources have appropriate caching headers.
A+
Critical Rendering Path
No render-blocking resources
PASS
No render-blocking resources
Info::
No render-blocking resources detected
A+
Resource Hints
No optimization needed
PASS
No optimization needed
Info::
No resource hint issues
A
Page Weight Inventory
20 resources · 885 KB · 0 KB savings available
PASS
20 resources · 885 KB · 0 KB savings available
Info::
Within 1MB page-weight target
Got: 885 KB
Warning::
14 third-party resources (72% of weight)
Info::
2 resources over 200KB
20 resources · 885.2 KiB · 14 third-party Within 1MB page-weight target
JavaScript 80% · 705.0 KiB
Document 20% · 174.2 KiB
Image 0% · 4.0 KiB
Other 0% · 2.0 KiB
Network Waterfall
20 requests over 2022ms
INFO
0 ms 500 ms 1.0 s 1.5 s 2.0 shttps://caesars.com// https://caesars.com/ — 302 — 342 B — 301 ms — h2https://caesars.com// https://caesars.com/ — 200 — 1015 B — 115 ms — h2https://caesars.com/king-by-and-call-togeth-tron-ete-Sey-Hand-large-/king-by-and-call-togeth-tron-ete-S... https://caesars.com/king-by-and-call-togeth-tron-ete-Sey-Hand-large- — 200 — 241.0 KiB — 497 ms — h2https://caesars.com/_Incapsula_Resource?SWUDNSAI=31&xinfo=13-16957393-0%20NNNN%20RT%281776814701889%20209%29%20q%280%20-1%20-1%201%29%20r%280%20-1%29%20B12%2814%2c0%2c0%29%20U5&incident_id=186000620068075471-87120972070129549&edet=12&cinfo=0e000000b61f&rpinfo=0&cts=kJcEwHW74%2boM0YgbOczCwous5HdcW23pAmvSATr8akDErviRbCwJX64JieXgxJd%2b&cip=141.227.188.123&mth=GET/_Incapsula_Resource?SWUDNSAI=31&xi... https://caesars.com/_Incapsula_Resource?SWUDNSAI=31&xinfo=13-16957393-0%20NNNN%20RT%281776814701889%20209%29%20q%280%20-1%20-1%201%29%20r%280%20-1%29%20B12%2814%2c0%2c0%29%20U5&incident_id=186000620068075471-87120972070129549&edet=12&cinfo=0e000000b61f&rpinfo=0&cts=kJcEwHW74%2boM0YgbOczCwous5HdcW23pAmvSATr8akDErviRbCwJX64JieXgxJd%2b&cip=141.227.188.123&mth=GET — 200 — 7.6 KiB — 390 ms — h2https://js.hcaptcha.com/1/api.jsjs.hcaptcha.com/1/api.js https://js.hcaptcha.com/1/api.js — 200 — 86.0 KiB — 102 ms — h3data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAADIAAAAyCAYAAAAeP4ixAAAAAXNSR0IArs4c6QAAAAlwSFlzAAALE…data:image/png;base64,iVBORw0KGgoAA... data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAADIAAAAyCAYAAAAeP4ixAAAAAXNSR0IArs4c6QAAAAlwSFlzAAALE… — 200 — 0 B — 0 ms — datadata:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAGUAAAAeCAYAAAA1mdDNAAAAAXNSR0IArs4c6QAACh5JREFUaAXtW…data:image/png;base64,iVBORw0KGgoAA... data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAGUAAAAeCAYAAAA1mdDNAAAAAXNSR0IArs4c6QAACh5JREFUaAXtW… — 200 — 0 B — 0 ms — datahttps://newassets.hcaptcha.com/captcha/v1/7d7b8b396198c8eb285d18bbc376e49a41bb440a/static/hcaptcha.htmlnewassets.hcaptcha.com/captcha/v1/7... https://newassets.hcaptcha.com/captcha/v1/7d7b8b396198c8eb285d18bbc376e49a41bb440a/static/hcaptcha.html — 200 — 164.9 KiB — 131 ms — h3https://newassets.hcaptcha.com/captcha/v1/7d7b8b396198c8eb285d18bbc376e49a41bb440a/static/hcaptcha.htmlnewassets.hcaptcha.com/captcha/v1/7... https://newassets.hcaptcha.com/captcha/v1/7d7b8b396198c8eb285d18bbc376e49a41bb440a/static/hcaptcha.html — 200 — 0 B — 127 ms — h3https://ac841cffa593.w.hcaptcha.com/logo.pngac841cffa593.w.hcaptcha.com/logo.pn... https://ac841cffa593.w.hcaptcha.com/logo.png — 200 — 2.0 KiB — 91 ms — http/1.1data:image/gif;base64,R0lGODlhyADIAPQZAPb29vX19e3t7fT09Orq6vLy8u7u7vv7++np6ezs7Ovr6+jo6O/v7/r6+vj4+…data:image/gif;base64,R0lGODlhyADIA... data:image/gif;base64,R0lGODlhyADIAPQZAPb29vX19e3t7fT09Orq6vLy8u7u7vv7++np6ezs7Ovr6+jo6O/v7/r6+vj4+… — 200 — 0 B — 0 ms — datadata:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAEAAAABACAYAAACqaXHeAAAABmJLR0QA/wD/AP+gvaeTAAAC00lEQ…data:image/png;base64,iVBORw0KGgoAA... data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAEAAAABACAYAAACqaXHeAAAABmJLR0QA/wD/AP+gvaeTAAAC00lEQ… — 200 — 0 B — 0 ms — datadata:image/gif;base64,R0lGODlhyADIAPQZAPb29vX19e3t7fT09Orq6vLy8u7u7vv7++np6ezs7Ovr6+jo6O/v7/r6+vj4+…data:image/gif;base64,R0lGODlhyADIA... data:image/gif;base64,R0lGODlhyADIAPQZAPb29vX19e3t7fT09Orq6vLy8u7u7vv7++np6ezs7Ovr6+jo6O/v7/r6+vj4+… — 200 — 0 B — 1 ms — datahttps://2a712f9a93da.w.hcaptcha.com/logo.png2a712f9a93da.w.hcaptcha.com/logo.pn... https://2a712f9a93da.w.hcaptcha.com/logo.png — 200 — 2.0 KiB — 93 ms — http/1.1https://api.hcaptcha.com/checksiteconfig?v=7d7b8b396198c8eb285d18bbc376e49a41bb440a&host=caesars.com&sitekey=dd6e16a7-972e-47d2-93d0-96642fb6d8de&sc=1&swa=1&spst=1api.hcaptcha.com/checksiteconfig?v=... https://api.hcaptcha.com/checksiteconfig?v=7d7b8b396198c8eb285d18bbc376e49a41bb440a&host=caesars.com&sitekey=dd6e16a7-972e-47d2-93d0-96642fb6d8de&sc=1&swa=1&spst=1 — 200 — 1.1 KiB — 33 ms — h3https://newassets.hcaptcha.com/c/d48c491644d555edb0e283c66c2698dbaec44c9f1c02167e386f51f75a8d27bb/hsw.jsnewassets.hcaptcha.com/c/d48c491644... https://newassets.hcaptcha.com/c/d48c491644d555edb0e283c66c2698dbaec44c9f1c02167e386f51f75a8d27bb/hsw.js — 200 — 378.0 KiB — 61 ms — h3https://caesars.com/favicon.ico/favicon.ico https://caesars.com/favicon.ico — 301 — 181 B — 118 ms — h2https://www.caesars.com/favicon.icowww.caesars.com/favicon.ico https://www.caesars.com/favicon.ico — 302 — 227 B — 91 ms — h2https://www.caesars.com/favicon.icowww.caesars.com/favicon.ico https://www.caesars.com/favicon.ico — -1 — 0 B — 247 ms — https://caesars.com/king-by-and-call-togeth-tron-ete-Sey-Hand-large-?d=caesars.com/king-by-and-call-togeth-tron-ete-S... https://caesars.com/king-by-and-call-togeth-tron-ete-Sey-Hand-large-?d=caesars.com — 200 — 872 B — 238 ms — h2
HTML JavaScript CSS Images Fonts XHR/Fetch Other
Third-Party Script Cost
Per-script blocking time, transfer cost, and cache headers
INFO
9% of JavaScript execution is third-party
First-party Third-party 71ms · 0KB · $1/mo
Unattributable
Other
Optional
Execution 71ms
Transfer 0 KB
Monthly Cost $1/mo

How third-party costs are calculated

All checks on this page are automated. Results are estimates - run targeted manual reviews when the score affects a release decision.

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