HTTP Headers Analysis for https://app.assertly.co

Detected Technologies from Headers

See all in URL Inspect 5

Google API JS Client

Google Cloud Run

Google Search

Google Static File Front End

Google Cloud

HTTP Security Headers

Status

Strict-Transport-Security

Excellent

max-age=31536000; includeSubDomains; preload

Content-Security-Policy

Good

default-src; base-uri; object-src; +11 more 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

Present

camera=(), microphone=(), geolocation=(); +1 more

Recommendations

• Strengthen CSP by removing 'unsafe-eval'

Performance Headers

Accept-Ranges

Performance

bytes

Connection

Performance

close

Transfer-Encoding

Performance

chunked

Vary

Performance

x-fh-requested-host, accept-encoding

accept-ranges: bytes
connection: close
transfer-encoding: chunked
vary: x-fh-requested-host, accept-encoding

Caching Headers

Cache-Control

Caching

no-cache, must-revalidate

Etag

Caching

"632972d7d84b782e541cb54430a0d67bdc8454b6fd87cc9ffa4c42e1914b00a6"

Last-Modified

Caching

Wed, 19 Aug 2026 07:55:06 GMT

cache-control: no-cache, must-revalidate
etag: "632972d7d84b782e541cb54430a0d67bdc8454b6fd87cc9ffa4c42e1914b00a6"
last-modified: Wed, 19 Aug 2026 07:55:06 GMT

Content Headers

Content-Type

Content

text/html; charset=utf-8

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

Server Headers

No server headers found

CORS Headers

No CORS headers found

Cookies Headers

No cookies headers found

Other Headers

Alt-Svc

Other

h3=":443";ma=86400,h3-29=":443";ma=86400,h3-27=":443";ma=86400

Date

Other

Thu, 20 Aug 2026 22:00:50 GMT

X-Cache

Other

MISS

X-Cache-Hits

Other

0

X-Served-By

Other

cache-lga21924-LGA

X-Timer

Other

S1787263250.359319,VS0,VE138

alt-svc: h3=":443";ma=86400,h3-29=":443";ma=86400,h3-27=":443";ma=86400
date: Thu, 20 Aug 2026 22:00:50 GMT
x-cache: MISS
x-cache-hits: 0
x-served-by: cache-lga21924-LGA
x-timer: S1787263250.359319,VS0,VE138

Recommendations

Enable compression (gzip/brotli) to improve performance