HTTP Headers Analysis for https://operi.pro

Detected Technologies from Headers

See all in URL Inspect 2

Envoy

Express

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

Age

Caching

0

Cache-Control

Caching

public, max-age=0

Etag

Caching

W/"36e-49773873e8"

Last-Modified

Caching

Tue, 01 Jan 1980 00:00:01 GMT

age: 0
cache-control: public, max-age=0
etag: W/"36e-49773873e8"
last-modified: Tue, 01 Jan 1980 00:00:01 GMT

Content Headers

Content-Length

Content

878

Content-Type

Content

text/html; charset=UTF-8

content-length: 878
content-type: text/html; charset=UTF-8

Server Headers

Server

envoy

X-Powered-By

Server

Express

server: envoy
x-powered-by: Express

CORS Headers

No CORS headers found

Cookies Headers

No cookies headers found

Other Headers

Alt-Svc

Other

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

Cache-Tag

Other

689044280062, 689044280062:operi-api

Cdn-Cache-Status

Other

revalidated

Date

Other

Sat, 09 May 2026 17:10:01 GMT

Server-Timing

Other

l2gfet4t7; dur=56

Traceparent

Other

00-852b6805ee4150938fde86fc851fda28-f8537cf0d161b9d4-01

Via

Other

1.1 google

X-Cloud-Trace-Context

Other

852b6805ee4150938fde86fc851fda28/17893783118219950548;o=1

alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000, h3=":443"; ma=2592000
cache-tag: 689044280062, 689044280062:operi-api
cdn-cache-status: revalidated
date: Sat, 09 May 2026 17:10:01 GMT
server-timing: l2gfet4t7; dur=56
traceparent: 00-852b6805ee4150938fde86fc851fda28-f8537cf0d161b9d4-01
via: 1.1 google
x-cloud-trace-context: 852b6805ee4150938fde86fc851fda28/17893783118219950548;o=1

Recommendations

Enable compression (gzip/brotli) to improve performance

Consider removing X-Powered-By header to hide server technology