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

HTTP Security Headers

Status

Strict-Transport-Security

Present

max-age=31536000

Content-Security-Policy

Weak

require-trusted-types-for Analyze

Content-Security-Policy-Report-Only

Basic

report-uri; base-uri; object-src; +1 more 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
• Significantly strengthen CSP directives
• 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: GPS=1; Domain=.youtube.com; Expires=Mon, 23-Feb-2026 05:32:29 GMT; Path=/; Secure; HttpOnly
YSC=YKDN9thULZM; Domain=.youtube.com; Path=/; Secure; HttpOnly; SameSite=none
__Secure-YEC=; Domain=.youtube.com; Expires=Tue, 30-May-2023 05:02:29 GMT; Path=/; Secure; HttpOnly; SameSite=lax
VISITOR_INFO1_LIVE=rD6Hjo_t_UM; Domain=.youtube.com; Expires=Sat, 22-Aug-2026 05:02:29 GMT; Path=/; Secure; HttpOnly; SameSite=none
VISITOR_PRIVACY_METADATA=CgJVUxIEGgAgWw%3D%3D; Domain=.youtube.com; Expires=Sat, 22-Aug-2026 05:02:29 GMT; Path=/; Secure; HttpOnly; SameSite=none
__Secure-ROLLOUT_TOKEN=CP-2hIKcn4HddhDxiYPs6u6SAxjxiYPs6u6SAw%3D%3D; Domain=youtube.com; Expires=Sat, 22-Aug-2026 05:02:29 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

Mon, 23 Feb 2026 05:02:29 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

default="/web-reports?context=eJwVzmtI1Xccx_H9fVPZOek5___v9_03NCicJF2OnAyjEYG1Oo1IE0qQtCxNm6yOdTyeGbRwo3VjtLUVy6070c06D4oiMYsovJRk5lZmN6gsIilcdBmt2m8PXg--3wcf3p4zg9K_DFvFGRFrZme19WMoan03J2q9Phi1jjdFrf5RMasoLWbt-CtmLb9fa-32FybUphQmNC3wUFHh4VW9h4E7HmpfeCga56V7tpf-PC-nD3lpOuHl7hMv2TXDeJqfRHN9EkseJDF-fjKHG5PJb01mq_H8fTKTpvqIlfvwxnz8vsnHhN98DL_sozndT-JiP9f_8HPnjZ-FymZLts3OApu7JTa5y2zWrLFZZ0zfYnP-qE1q3Eb9aTPiqc2Dtza9IYePsx1yixyeVDlMveqQ0-kw5bpD4hBFbqqiYaRCpSm-SFcEshVv5yo8VYpfjR8iir46xbQNiuLtCo4pmk8qJl5SXLiiCPUotv2t-Ped-WlN_nBNSo7mcUhTGtUU_KxZW685ZwzdrYnv1Vw7oOk2yi5qWls1_UZDuybcoWm8pnnWZe4ezYpezcBtzZhHmm0DmswPml2fCCP8wgxX-OxToTNVqB4tZI0VWsYJL8cLHQFhX1DonyVMnyesXyTs_FrIjAjeaqFutdBsFH8rfG8cWS-cNcIbha7NQugnwdouLN0hXNovxBuEVqMxLvSdFJ63CJVtwpB2Yd0V4UOX8Eu30GacumnabgmrjMb_9Zqm28JX94SEh6b1mbDpjdm1XAoGuewxOga7JPhcUhyXMcZGcckb6TJtlMsxoy7D5UaOyz9GfI5LYp6LMyyx79yLjsH-np577VZaYHVVTbSmtDzzm_LSQEWkKhwNlIeXBsoildHKsiXLS7KCWZOCWRMmZwY_L1kZ_A-hmtzt"

accept-ch: Sec-CH-Viewport-Width, Sec-CH-DPR, Device-Memory
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
date: Mon, 23 Feb 2026 05:02:29 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: default="/web-reports?context=eJwVzmtI1Xccx_H9fVPZOek5___v9_03NCicJF2OnAyjEYG1Oo1IE0qQtCxNm6yOdTyeGbRwo3VjtLUVy6070c06D4oiMYsovJRk5lZmN6gsIilcdBmt2m8PXg--3wcf3p4zg9K_DFvFGRFrZme19WMoan03J2q9Phi1jjdFrf5RMasoLWbt-CtmLb9fa-32FybUphQmNC3wUFHh4VW9h4E7HmpfeCga56V7tpf-PC-nD3lpOuHl7hMv2TXDeJqfRHN9EkseJDF-fjKHG5PJb01mq_H8fTKTpvqIlfvwxnz8vsnHhN98DL_sozndT-JiP9f_8HPnjZ-FymZLts3OApu7JTa5y2zWrLFZZ0zfYnP-qE1q3Eb9aTPiqc2Dtza9IYePsx1yixyeVDlMveqQ0-kw5bpD4hBFbqqiYaRCpSm-SFcEshVv5yo8VYpfjR8iir46xbQNiuLtCo4pmk8qJl5SXLiiCPUotv2t-Ped-WlN_nBNSo7mcUhTGtUU_KxZW685ZwzdrYnv1Vw7oOk2yi5qWls1_UZDuybcoWm8pnnWZe4ezYpezcBtzZhHmm0DmswPml2fCCP8wgxX-OxToTNVqB4tZI0VWsYJL8cLHQFhX1DonyVMnyesXyTs_FrIjAjeaqFutdBsFH8rfG8cWS-cNcIbha7NQugnwdouLN0hXNovxBuEVqMxLvSdFJ63CJVtwpB2Yd0V4UOX8Eu30GacumnabgmrjMb_9Zqm28JX94SEh6b1mbDpjdm1XAoGuewxOga7JPhcUhyXMcZGcckb6TJtlMsxoy7D5UaOyz9GfI5LYp6LMyyx79yLjsH-np577VZaYHVVTbSmtDzzm_LSQEWkKhwNlIeXBsoildHKsiXLS7KCWZOCWRMmZwY_L1kZ_A-hmtzt"

Recommendations

Enable compression (gzip/brotli) to improve performance