Performance report for www.youtube.com

YouTube

New Test

02.08.2025 19:48

Last Status

check_circle

Working

Page Size and Load Time

Load Size894.50 KB

Load Size (With Resources)4.18 MB

Load Time0.29s

Load Time (With Resources)5.54s

Google PageSpeed

Desktop

Performance Suggestions

Importance	Rule	Description
High	The H1 Tag info	Your page has multiple H1 tags. Each page should have only one main heading. You can see the H1 tags by clicking the details button. Learn more.	arrow_downward
High	Image Alt Tags info	Your site contains images without alt tags. You should add alt tags to these images for better accessibility. Learn how to use images in your site.	arrow_downward
Medium	Meta Title info	The length of your page's meta title is below the ideal range of 50-60 characters. You should detail your title a bit more.	arrow_downward
Medium	Heading Hierarchy info	The heading structure on your page does not follow a logical sequence. Below, you can see the order of headings. These headings should be arranged in a correct hierarchy. Learn more.	arrow_downward
Medium	Image Occupied Space info	Your site contains images without a specified occupied space. You should approximately define the space these images will occupy. Learn how to use images in your site.
Medium	Browser Console Errors info	Your site has encountered error logs in the browser while loading. These can be reviewed under the "Console Logs" tab in the Observer dashboard. While some errors are critical, such as the failure to load a JavaScript file, others may be minor. We recommend examining these errors to address any issues on your site.
Low	OG Tags info	Your site is missing some OG tags. Learn more.	arrow_downward

check_circle Passed Audits (7) expand_more

Domain Info

Domain Info

Expiration Date:15.02.2026 05:13
Status: The domain is protected from deletion. The domain has been protected against transfer. The domain has been protected from updating. serverDeleteProhibited https://icann.org/epp#serverDeleteProhibited serverTransferProhibited https://icann.org/epp#serverTransferProhibited serverUpdateProhibited https://icann.org/epp#serverUpdateProhibited The domain has been protected from updating. The domain has been protected against transfer. The domain is protected from deletion. serverUpdateProhibited (https://www.icann.org/epp#serverUpdateProhibited) serverTransferProhibited (https://www.icann.org/epp#serverTransferProhibited) serverDeleteProhibited (https://www.icann.org/epp#serverDeleteProhibited)
Contact Info
Registrar: MarkMonitor, Inc.
Company: Google LLC
Addres: Google LLC US

DNS Info

NS Records:

    ns3.google.com
ns4.google.com
ns2.google.com
ns1.google.com

MX Records:

    smtp.google.com

IP Addresses (A Record):

    142.250.140.91
142.250.140.136
142.250.140.190
142.250.140.93

TXT Records:

    facebook-domain-verification=64jdes7le4h7e7lfpi22rijygx58j1
google-site-verification=qtqwewhwm8thij4s-jjwzeqrd_ff3lupnpzndh-nw-w
v=spf1 include:google.com mx -all

Load Visualization

desktop_windows Desktop phone_iphone Mobile

Chrome UX Report (Real-world Chrome users experience) info

desktop_windows Desktop phone_iphone Mobile

Console Logs

WARNING:Error with Permissions-Policy header: Unrecognized feature: 'ch-ua-bitness'.

WARNING:Error with Permissions-Policy header: Unrecognized feature: 'ch-ua-full-version-list'.

WARNING:Error with Permissions-Policy header: Unrecognized feature: 'ch-ua-wow64'.

WARNING:Error with Permissions-Policy header: Unrecognized feature: 'ch-ua-form-factors'.

WARNING:Document-Policy HTTP header: Unrecognized document policy feature name include-js-call-stacks-in-crash-reports.

https://www.youtube.com/

WARNING:Error with Permissions-Policy header: Unrecognized feature: 'ch-ua-bitness'.

WARNING:Error with Permissions-Policy header: Unrecognized feature: 'ch-ua-full-version-list'.

WARNING:Error with Permissions-Policy header: Unrecognized feature: 'ch-ua-wow64'.

WARNING:Error with Permissions-Policy header: Unrecognized feature: 'ch-ua-form-factors'.

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

https://accounts.google.com/v3/signin/identifier?c...

INFO:LegacyDataMixin will be applied to all legacy elements. Set `_legacyUndefinedCheck: true` on element class to enable.

https://www.youtube.com/s/_/ytmainappweb/_/js/k=yt...

Resources Waterfall

Wait/Blocking Time	URL	Domain	Type	Size
0.00s 5.54s	/	www.youtube.com		185.11 KB
0.02s 0.00s
0.02s 0.00s
0.02s 0.00s
0.04s 0.00s
0.20s 0.00s
0.20s 0.00s
0.29s 0.00s
0.29s 0.00s
0.38s 0.08s	/s/desktop/299f48a9/jsbin/web-animations-next-lite.min.vflset/web-animations-next-lite.min.js	www.youtube.com	Javascript	15.52 KB
0.38s 0.12s	/s/desktop/299f48a9/jsbin/webcomponents-all-noPatch.vflset/webcomponents-all-noPatch.js	www.youtube.com	Javascript	31.53 KB
0.38s 0.12s	/s/desktop/299f48a9/jsbin/fetch-polyfill.vflset/fetch-polyfill.js	www.youtube.com	Javascript	2.85 KB
0.38s 0.16s	/s/desktop/299f48a9/jsbin/intersection-observer.min.vflset/intersection-observer.min.js	www.youtube.com	Javascript	2.11 KB
0.39s 1.22s	/generate_204	i.ytimg.com
0.46s 0.12s	/s/desktop/299f48a9/jsbin/scheduler.vflset/scheduler.js	www.youtube.com	Javascript	3.40 KB
0.46s 0.16s	/s/desktop/299f48a9/jsbin/www-i18n-constants-en_US.vflset/www-i18n-constants.js	www.youtube.com	Javascript	1.65 KB
0.46s 0.24s	/s/desktop/299f48a9/jsbin/spf.vflset/spf.js	www.youtube.com	Javascript	13.13 KB
0.46s 0.24s	/s/desktop/299f48a9/jsbin/network.vflset/network.js	www.youtube.com	Javascript	5.45 KB
0.46s 0.34s	/css2	fonts.googleapis.com	Font	800.00 B
0.46s 0.29s	/s/desktop/299f48a9/cssbin/www-main-desktop-home-page-skeleton.css	www.youtube.com	CSS	1.04 KB
0.46s 0.32s	/s/desktop/299f48a9/cssbin/www-onepick.css	www.youtube.com	CSS	265.00 B
0.46s 0.60s	/s/_/ytmainappweb/_/ss/k=ytmainappweb.kevlar_base.zTIuQnSQ8u4.L.X.O/am=AAAAAUIB/d=0/br=1/rs=AGKMywGTpiZ-lcVjm6g9i9VhGJgPaGBb6A	www.youtube.com	O/AM=AAAAAUIB/D=0/BR=1/RS=AGKMYWGTPIZ-LCVJM6G9I9VHGJGPAGBB6A	275.93 KB
0.60s 2.08s	/s/_/ytmainappweb/_/js/k=ytmainappweb.kevlar_base.en_US.fB5KtegJQRI.es5.O/am=AAAAAQ/d=0/br=1/rs=AGKMywHQaO5I7G8a4k2xOJSZjPlxFvQSqw	www.youtube.com	O/AM=AAAAAQ/D=0/BR=1/RS=AGKMYWHQAO5I7G8A4K2XOJSZJPLXFVQSQW	1.76 MB
0.60s 0.56s	/s/desktop/299f48a9/cssbin/www-main-desktop-watch-page-skeleton.css	www.youtube.com	CSS	1.53 KB
0.60s 0.00s
0.66s 0.00s
0.74s 0.00s
1.54s 0.00s
1.56s 0.00s
1.58s 0.00s
1.72s 0.00s
1.94s 0.00s
1.94s 0.00s
1.94s 0.00s
1.94s 0.08s	/ServiceLogin	accounts.google.com
2.46s 0.00s
4.72s 0.00s
4.72s 0.08s	/s/roboto/v48/KFOMCnqEu92Fr1ME7kSn66aGLdTylUAMQXC89YmC2DPNWubEbWmT.ttf	fonts.gstatic.com	Font	68.56 KB
4.80s 0.00s
4.90s 0.00s
4.92s 0.00s
4.92s 0.08s	/js/th/dfI0PH6hm_F5cDUd8lskKvaFt5jzJPNRF2kjnFyAbMU.js	www.google.com	Javascript
5.04s 0.04s	/s/search/audio/failure.mp3	www.youtube.com	MP3	6.55 KB
5.08s 0.08s	/s/search/audio/no_input.mp3	www.youtube.com	MP3	6.98 KB
5.10s 0.08s	/s/search/audio/open.mp3	www.youtube.com	MP3	6.19 KB
5.12s 0.10s	/s/search/audio/success.mp3	www.youtube.com	MP3	6.66 KB
5.54s 0.00s
6.18s 0.00s
6.18s 0.00s
6.37s 0.00s
6.38s 0.00s
6.38s 0.00s
6.44s 0.00s
6.44s 0.04s	/youtubei/v1/guide	www.youtube.com		3.69 KB
6.48s 0.00s
6.48s 0.00s
6.78s 0.22s	/s/roboto/v48/KFOMCnqEu92Fr1ME7kSn66aGLdTylUAMQXC89YmC2DPNWuYjammT.ttf	fonts.gstatic.com	Font	69.68 KB
6.78s 0.24s	/s/roboto/v48/KFOMCnqEu92Fr1ME7kSn66aGLdTylUAMQXC89YmC2DPNWub2bWmT.ttf	fonts.gstatic.com	Font	69.48 KB
6.80s 3.70s	/s/youtubesans/v31/Qw3hZQNGEDjaO2m6tqIqX5E-AVS5_rSejo46_PCTRspJ0OosolrBEJL3HMXfxQASluL2m_dA2VGAAQ.ttf	fonts.gstatic.com	Font	919.45 KB
8.12s 2.38s	/s/youtubesans/v31/Qw3hZQNGEDjaO2m6tqIqX5E-AVS5_rSejo46_PCTRspJ0OosolrBEJL3HMXfxQASluL2m_dA4FGAAQ.ttf	fonts.gstatic.com	Font	901.43 KB
8.24s 0.00s
8.34s 0.06s	/youtubei/v1/feedback	www.youtube.com		1.32 KB
8.46s 0.08s	/css	fonts.googleapis.com	Font	278.00 B
8.46s 0.08s	/css	fonts.googleapis.com	Font	228.00 B
8.58s 0.00s
8.84s 0.00s
9.27s 0.00s
9.40s 0.00s

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