HTTP Headers Analysis for https://m.youtube.com

HTTP Security Headers

Status

Strict-Transport-Security

Present

max-age=31536000

Content-Security-Policy

Basic

base-uri; object-src; script-src; +1 more Analyze

Content-Security-Policy-Report-Only

Missing

Not configured Analyze

X-Frame-Options

Good

SAMEORIGIN

X-Content-Type-Options

Good

nosniff

Referrer-Policy

Missing

Not configured

Permissions-Policy

Present

ch-ua-arch=*, ch-ua-bitness=*, ch-ua-full-version=*; +6 more

Recommendations

• Increase HSTS max-age to at least 1 year and add includeSubDomains
• Improve CSP by adding more specific directives and removing 'unsafe-inline'
• Add Referrer-Policy header (recommended: strict-origin-when-cross-origin)

Performance Headers

Accept-Ranges

Performance

none

Connection

Performance

close

Transfer-Encoding

Performance

chunked

Vary

Performance

Sec-CH-Viewport-Width, Sec-CH-DPR, Device-Memory,Accept-Encoding

accept-ranges: none
connection: close
transfer-encoding: chunked
vary: Sec-CH-Viewport-Width, Sec-CH-DPR, Device-Memory,Accept-Encoding

Caching Headers

Cache-Control

Caching

no-cache, no-store, max-age=0, must-revalidate

Expires

Caching

Mon, 01 Jan 1990 00:00:00 GMT

Pragma

Caching

no-cache

cache-control: no-cache, no-store, max-age=0, must-revalidate
expires: Mon, 01 Jan 1990 00:00:00 GMT
pragma: no-cache

Content Headers

Content-Type

Content

text/html; charset=utf-8

content-type: text/html; charset=utf-8

Server Headers

Server

ESF

server: ESF

CORS Headers

No CORS headers found

Cookies Headers

Set-Cookie

Cookies

set-cookie: __Secure-YNID=18.YT=EAXGSb9zPecpZ-IttBaoZJD-La9aK0nOu5l1CpUoCnDQoiT1ZIEmoyMOyL9EKL9J4_Ozo43T6Wbck5wEtuxxkyuR6OjTeOzRyMfK-fUwcKxJMozglVsWeWcOytdK8m-HGvml71gLPVq4QbwZ4CUF3noHvmrQj6MUnReNBSNaLPICOyC4vGuR8_YqTl_bQA69UzlLC2OzH0Z6xNvG1PC5tDmbSBUycrWcbmwlhG-gfTgSx5vjB75vYgu-34xs7TxO3qV3miCjCU2_nF7BPWCHd2CXgXT84_uV9JCjv1I94EHCdhD5Am0_IFFw9v5st1BF1MxG5h5LEH8JR8BZgSqV5Q; expires=Thu, 29-Oct-2026 14:35:42 GMT; path=/; domain=.youtube.com; Secure; HttpOnly; SameSite=none
GPS=1; Domain=.youtube.com; Expires=Sat, 02-May-2026 15:05:42 GMT; Path=/; Secure; HttpOnly
YSC=sco8bW0_S-Y; Domain=.youtube.com; Path=/; Secure; HttpOnly; SameSite=none
__Secure-YEC=; Domain=.youtube.com; Expires=Sun, 06-Aug-2023 14:35:42 GMT; Path=/; Secure; HttpOnly; SameSite=lax
VISITOR_INFO1_LIVE=-JNDo_9Nmzs; Domain=.youtube.com; Expires=Thu, 29-Oct-2026 14:35:42 GMT; Path=/; Secure; HttpOnly; SameSite=none
VISITOR_PRIVACY_METADATA=CgJVUxIEGgAgLA%3D%3D; Domain=.youtube.com; Expires=Thu, 29-Oct-2026 14:35:42 GMT; Path=/; Secure; HttpOnly; SameSite=none
__Secure-ROLLOUT_TOKEN=CNCb77OP8cGuHBDIi-bl6ZqUAxjIi-bl6ZqUAw%3D%3D; Domain=youtube.com; Expires=Thu, 29-Oct-2026 14:35:42 GMT; Path=/; Secure; HttpOnly; SameSite=none; Partitioned

Other Headers

Accept-Ch

Other

Sec-CH-Viewport-Width, Sec-CH-DPR, Device-Memory

Alt-Svc

Other

h3=":443"; ma=2592000,h3-29=":443"; ma=2592000

Date

Other

Sat, 02 May 2026 14:35:42 GMT

Document-Policy

Other

include-js-call-stacks-in-crash-reports

Origin-Trial

Other

AmhMBR6zCLzDDxpW+HfpP67BqwIknWnyMOXOQGfzYswFmJe+fgaI6XZgAzcxOrzNtP7hEDsOo1jdjFnVr2IdxQ4AAAB4eyJvcmlnaW4iOiJodHRwczovL3lvdXR1YmUuY29tOjQ0MyIsImZlYXR1cmUiOiJXZWJWaWV3WFJlcXVlc3RlZFdpdGhEZXByZWNhdGlvbiIsImV4cGlyeSI6MTc1ODA2NzE5OSwiaXNTdWJkb21haW4iOnRydWV9, AiDEBptUfVeO93q48VdVMe/ubupazdAl8AaHP+NBzdnW8quUcHdzJUyGSfrmtpKJu7EOvwRp9ug2rEo3XU+WMAMAAAB2eyJvcmlnaW4iOiJodHRwczovL3lvdXR1YmUuY29tOjQ0MyIsImZlYXR1cmUiOiJEZXZpY2VCb3VuZFNlc3Npb25DcmVkZW50aWFsczIiLCJleHBpcnkiOjE3NzQzMTA0MDAsImlzU3ViZG9tYWluIjp0cnVlfQ==

P3p

Other

CP="This is not a P3P policy! See http://support.google.com/accounts/answer/151657?hl=en for more info."

Report-To

Other

Group youtube_main max-age: 4w

Endpoint 1 https://csp.withgoogle.com/csp/report-to/youtube_main

Reporting-Endpoints

Other

crash-reporting="/web-reports?context=eJwNzH9I1Hccx_G-PrGZp9597_v5ft5HN8qZa5RcXZcVIyQmTaLQCWMRc8ulWQTuND0vj6JGy1i1ZEbR3CoMRrrVjrVVaE5bURlRKfYDJ7lR-yGWWUQ_rh9jff948PznxSv1bHL2orDx0Vs1xru9tcaXBRHjyaGI8WNnxCi6XmeMZkaNkqyoUflnvXHAsyypfuKypM4PU6m_n0pJjouri12MFrk40eqi82cXQ8MucuvSGClOp6s5nRW302nryKC4J4Mmx9h_GczNcxOtcOOKuvlmm5tZe93IRTdd2R76v_Vw86mHxjkm-z4wGSo1KVxtsmGDyRZHfqPJqR9M_HGT10dMbidMBgu8_L_YS2GJl-EqL3lXvMzv9zLhNYtCv8XhyRaBORaJ9yxSqywaaiz--cyCIxYFAxa7H1q8fGFRnabYoRTFokifpyiLKJY2KzY6uh3XDijiLYq-7xSxI4rRHkX4kqKjT3F4QPHpoKI-odg_zmahtpnis-n128Qm29ROtQlNtzkYtMl_3-b7rTZHt9sYe2wuX7bp-N0xaNM05mySNSdNzXxL84WtWenX7MjRvJip-XiJJqVI81W55lKlJlat2epI1GrWxzSVmzRtmzV5WzT5TZq1bZq4Y2dc8-Anze4ezYK_NM0jmnfuaXY91vifaR4lCU9ThDtaGMsUJmUJv00TloaEnAVCu-OXfOGuo2-h8GS5MDUsSFRo2SSM_1ywG4S4I3uX06PCJ8ecn-PCnhNCol34-qQw-1ehoVsInxb-OCP8e1Y4d164ekEIXBOGbgiPHdYtoemO8Pc9of-h0JgQxj13JPso9vnYnOmj9Q0fy9_0cXG6D29aSvfegd7xnr6b7V1kBWJVdZG6sooZ6yrKAqtqqsKRQEV4ZaC8Zk1kTfmKytJQMDQ3mBt6e8asYGl18BXf_OGC"

accept-ch: Sec-CH-Viewport-Width, Sec-CH-DPR, Device-Memory
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
date: Sat, 02 May 2026 14:35:42 GMT
document-policy: include-js-call-stacks-in-crash-reports
origin-trial: AmhMBR6zCLzDDxpW+HfpP67BqwIknWnyMOXOQGfzYswFmJe+fgaI6XZgAzcxOrzNtP7hEDsOo1jdjFnVr2IdxQ4AAAB4eyJvcmlnaW4iOiJodHRwczovL3lvdXR1YmUuY29tOjQ0MyIsImZlYXR1cmUiOiJXZWJWaWV3WFJlcXVlc3RlZFdpdGhEZXByZWNhdGlvbiIsImV4cGlyeSI6MTc1ODA2NzE5OSwiaXNTdWJkb21haW4iOnRydWV9, AiDEBptUfVeO93q48VdVMe/ubupazdAl8AaHP+NBzdnW8quUcHdzJUyGSfrmtpKJu7EOvwRp9ug2rEo3XU+WMAMAAAB2eyJvcmlnaW4iOiJodHRwczovL3lvdXR1YmUuY29tOjQ0MyIsImZlYXR1cmUiOiJEZXZpY2VCb3VuZFNlc3Npb25DcmVkZW50aWFsczIiLCJleHBpcnkiOjE3NzQzMTA0MDAsImlzU3ViZG9tYWluIjp0cnVlfQ==
p3p: CP="This is not a P3P policy! See http://support.google.com/accounts/answer/151657?hl=en for more info."
report-to: {"group":"youtube_main","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/youtube_main"}]}
reporting-endpoints: crash-reporting="/web-reports?context=eJwNzH9I1Hccx_G-PrGZp9597_v5ft5HN8qZa5RcXZcVIyQmTaLQCWMRc8ulWQTuND0vj6JGy1i1ZEbR3CoMRrrVjrVVaE5bURlRKfYDJ7lR-yGWWUQ_rh9jff948PznxSv1bHL2orDx0Vs1xru9tcaXBRHjyaGI8WNnxCi6XmeMZkaNkqyoUflnvXHAsyypfuKypM4PU6m_n0pJjouri12MFrk40eqi82cXQ8MucuvSGClOp6s5nRW302nryKC4J4Mmx9h_GczNcxOtcOOKuvlmm5tZe93IRTdd2R76v_Vw86mHxjkm-z4wGSo1KVxtsmGDyRZHfqPJqR9M_HGT10dMbidMBgu8_L_YS2GJl-EqL3lXvMzv9zLhNYtCv8XhyRaBORaJ9yxSqywaaiz--cyCIxYFAxa7H1q8fGFRnabYoRTFokifpyiLKJY2KzY6uh3XDijiLYq-7xSxI4rRHkX4kqKjT3F4QPHpoKI-odg_zmahtpnis-n128Qm29ROtQlNtzkYtMl_3-b7rTZHt9sYe2wuX7bp-N0xaNM05mySNSdNzXxL84WtWenX7MjRvJip-XiJJqVI81W55lKlJlat2epI1GrWxzSVmzRtmzV5WzT5TZq1bZq4Y2dc8-Anze4ezYK_NM0jmnfuaXY91vifaR4lCU9ThDtaGMsUJmUJv00TloaEnAVCu-OXfOGuo2-h8GS5MDUsSFRo2SSM_1ywG4S4I3uX06PCJ8ecn-PCnhNCol34-qQw-1ehoVsInxb-OCP8e1Y4d164ekEIXBOGbgiPHdYtoemO8Pc9of-h0JgQxj13JPso9vnYnOmj9Q0fy9_0cXG6D29aSvfegd7xnr6b7V1kBWJVdZG6sooZ6yrKAqtqqsKRQEV4ZaC8Zk1kTfmKytJQMDQ3mBt6e8asYGl18BXf_OGC"

Recommendations

Enable compression (gzip/brotli) to improve performance