HTTP Headers Analysis for https://qwiklab.com

HTTP Security Headers

Status

Strict-Transport-Security

Good

max-age=63072000; includeSubDomains

Content-Security-Policy

Missing

Not configured Analyze

Content-Security-Policy-Report-Only

Missing

Not configured Analyze

X-Frame-Options

Good

SAMEORIGIN

X-Content-Type-Options

Good

nosniff

Referrer-Policy

Good

strict-origin-when-cross-origin

Permissions-Policy

Missing

Not configured

Recommendations

• Consider adding 'preload' to HSTS for maximum security
• Add Content-Security-Policy header to prevent XSS attacks
• Consider adding Permissions-Policy to control browser features

Performance Headers

Connection

Performance

close

connection: close

Caching Headers

Cache-Control

Caching

max-age=0, private, must-revalidate

Etag

Caching

W/"82cb6c6cb2592a8ff406a130134abcfb"

cache-control: max-age=0, private, must-revalidate
etag: W/"82cb6c6cb2592a8ff406a130134abcfb"

Content Headers

Content-Length

Content

53211

Content-Type

Content

text/html; charset=utf-8

content-length: 53211
content-type: text/html; charset=utf-8

Server Headers

X-Runtime

Server

0.881813

x-runtime: 0.881813

CORS Headers

No CORS headers found

Cookies Headers

Set-Cookie

Cookies

set-cookie: _cvl-4_1_14_session=P%2FLcYvi4h1W80bzMxCp4AF3UpIZUuABTphkhEbvyivPTPh0mx8%2FUotJfjf54x4MParHEsGh15W91pEjUn%2Blz7ll8jhMfHQ4QMHQzVLHxajeRwpYNWc4mSMxDodc9vC5X3aaY98mNACMCzw2JuTaAjHxDQxn%2FAGDockRQiF6LvlMJQZHoVzQAh79LtxLI9756ykEexoSvfJKF62mFaGohrUuVklYfRdv%2FpNgM%2B9AIs2dmWoL6AwcdNgAUQvfuYIaSLAaRVToHiT79d9XM4DRK8LibBFbVArjbjMOxfHPEq9xYT1njiE091mOWq%2BspHMPy0sVvfLBMqWNROXfw%2FR1DJcxrzxnSGVk%3D--CnX4lTuLPDoMPr8M--uOjm6pLvC3MDFvh6oEZvHQ%3D%3D; path=/; secure; HttpOnly; SameSite=Lax

Other Headers

Alt-Svc

Other

h3=":443"; ma=2592000

Date

Other

Sun, 04 Oct 2026 08:10:49 GMT

Link

Other

URL https://cdn.qwiklabs.com/assets/hallofmirrors/polyfills/webcomponents-loader-2e147cb1679d97581f981243bfc2d1c03dc34a58.js

rel=preload as=script nopush

URL https://cdn.qwiklabs.com/assets/head_scripts-78121e337319c81329ed63eb61196ea57f74a57d.js

rel=preload as=script nopush

URL https://cdn.qwiklabs.com/assets/vendor-1c75122c864db561eb016ef97dbd4eb4a740856f.js

rel=preload as=script nopush

URL https://cdn.qwiklabs.com/assets/application-4de8ecb43ca1024a9615ea096a89e45827832f60.js

rel=preload as=script nopush

Via

Other

1.1 google

X-Cloud-Trace-Context

Other

042645da0ed1f2b31ae6a1487369df80/4540181392946046788;o=0

X-Permitted-Cross-Domain-Policies

Other

none

X-Request-Id

Other

4ba975ea9dcb2cc9b6b1f6f9cd3b95d1

alt-svc: h3=":443"; ma=2592000
date: Sun, 04 Oct 2026 08:10:49 GMT
link: <https://cdn.qwiklabs.com/assets/hallofmirrors/polyfills/webcomponents-loader-2e147cb1679d97581f981243bfc2d1c03dc34a58.js>; rel=preload; as=script; nopush,<https://cdn.qwiklabs.com/assets/head_scripts-78121e337319c81329ed63eb61196ea57f74a57d.js>; rel=preload; as=script; nopush,<https://cdn.qwiklabs.com/assets/vendor-1c75122c864db561eb016ef97dbd4eb4a740856f.js>; rel=preload; as=script; nopush,<https://cdn.qwiklabs.com/assets/application-4de8ecb43ca1024a9615ea096a89e45827832f60.js>; rel=preload; as=script; nopush,<https://cdn.qwiklabs.com/assets/hallofmirrors/hallofmirrors-68d1318cc0520f0b52323b992e1eca0c6ad15a3b.js>; rel=preload; as=script; nopush,<https://cdn.qwiklabs.com/nk_components/1.1.46/index.js>; rel=preload; as=script; nopush,<https://support.google.com/inapp/api.js>; rel=preload; as=script; nopush,<https://cdn.qwiklabs.com/assets/application-5d0e25a3809ac3136558127a11bd70c3c98623c5.css>; rel=preload; as=style; nopush
via: 1.1 google
x-cloud-trace-context: 042645da0ed1f2b31ae6a1487369df80/4540181392946046788;o=0
x-permitted-cross-domain-policies: none
x-request-id: 4ba975ea9dcb2cc9b6b1f6f9cd3b95d1

Recommendations

Enable compression (gzip/brotli) to improve performance