HTTP Headers Analysis for https://playground.maestro.dev

Detected Technologies from Headers

See all in URL Inspect 1

Google Cloud Storage

HTTP Security Headers

Status

Strict-Transport-Security

Missing

Not configured

Content-Security-Policy

Missing

Not configured Analyze

Content-Security-Policy-Report-Only

Missing

Not configured Analyze

X-Frame-Options

Missing

Not configured

X-Content-Type-Options

Missing

Not configured

Referrer-Policy

Missing

Not configured

Permissions-Policy

Missing

Not configured

Recommendations

• Add Strict-Transport-Security header with max-age of at least 1 year
• Add Content-Security-Policy header to prevent XSS attacks
• Add X-Frame-Options: DENY or SAMEORIGIN to prevent clickjacking
• Add X-Content-Type-Options: nosniff
• Add Referrer-Policy header (recommended: strict-origin-when-cross-origin)
• Consider adding Permissions-Policy to control browser features

Performance Headers

Accept-Ranges

Performance

bytes

Connection

Performance

close

accept-ranges: bytes
connection: close

Caching Headers

Cache-Control

Caching

no-cache, no-store, must-revalidate

Etag

Caching

"e9bf364419e74c0874354e782bd4d5b7"

Expires

Caching

Wed, 12 May 2027 12:56:34 GMT

Last-Modified

Caching

Thu, 31 Jul 2025 22:04:43 GMT

cache-control: no-cache, no-store, must-revalidate
etag: "e9bf364419e74c0874354e782bd4d5b7"
expires: Wed, 12 May 2027 12:56:34 GMT
last-modified: Thu, 31 Jul 2025 22:04:43 GMT

Content Headers

Content-Length

Content

473

Content-Type

Content

text/html

content-length: 473
content-type: text/html

Server Headers

Server

UploadServer

server: UploadServer

CORS Headers

No CORS headers found

Cookies Headers

No cookies headers found

Other Headers

Alt-Svc

Other

h3=":443"; ma=2592000

Date

Other

Tue, 12 May 2026 12:56:34 GMT

X-Goog-Generation

Other

1753999483401598

X-Goog-Hash

Other

crc32c=dtmMyQ==, md5=6b82RBnnTAh0NU54K9TVtw==

X-Goog-Metageneration

Other

2

X-Goog-Storage-Class

Other

STANDARD

X-Goog-Stored-Content-Encoding

Other

identity

X-Goog-Stored-Content-Length

Other

473

X-Guploader-Uploadid

Other

AAVLpEgaefdR34whG7pOWHGwa0r8wE4neALWJTNeAb80-CNZQsrUY9FBe977LMwiNvg0x1fH

alt-svc: h3=":443"; ma=2592000
date: Tue, 12 May 2026 12:56:34 GMT
x-goog-generation: 1753999483401598
x-goog-hash: crc32c=dtmMyQ==, md5=6b82RBnnTAh0NU54K9TVtw==
x-goog-metageneration: 2
x-goog-storage-class: STANDARD
x-goog-stored-content-encoding: identity
x-goog-stored-content-length: 473
x-guploader-uploadid: AAVLpEgaefdR34whG7pOWHGwa0r8wE4neALWJTNeAb80-CNZQsrUY9FBe977LMwiNvg0x1fH

Recommendations

Enable compression (gzip/brotli) to improve performance