HTTP Headers Analysis for https://www.simplebuild.io

Detected Technologies from Headers

See all in URL Inspect 2

Cloudflare CDN

Express

HTTP Security Headers

Status

Strict-Transport-Security

Present

max-age=31536000

Content-Security-Policy

Weak

frame-ancestors Analyze

Content-Security-Policy-Report-Only

Missing

Not configured Analyze

X-Frame-Options

Missing

Not configured

X-Content-Type-Options

Good

nosniff

Referrer-Policy

Present

origin

Permissions-Policy

Missing

Not configured

Recommendations

• Increase HSTS max-age to at least 1 year and add includeSubDomains
• Significantly strengthen CSP directives
• Add X-Frame-Options: DENY or SAMEORIGIN to prevent clickjacking
• Consider adding Permissions-Policy to control browser features

Performance Headers

Connection

Performance

close

Transfer-Encoding

Performance

chunked

Vary

Performance

Accept-Encoding

connection: close
transfer-encoding: chunked
vary: Accept-Encoding

Caching Headers

Cache-Control

Caching

no-store

cache-control: no-store

Content Headers

Content-Type

Content

text/html

content-type: text/html

Server Headers

Server

cloudflare

X-Powered-By

Server

Express

server: cloudflare
x-powered-by: Express

CORS Headers

No CORS headers found

Cookies Headers

Set-Cookie

Cookies

set-cookie: meta_live_u2main=bus|1787616436887x618927539579411200|1787616436894x405963958183305500; path=/; expires=Fri, 28 Aug 2026 00:07:16 GMT; domain=bubble.io; samesite=lax; secure; httponly
meta_live_u2main.sig=8xbcPhoHuNWX5brzoOOzTAX96Hs; path=/; expires=Fri, 28 Aug 2026 00:07:16 GMT; domain=bubble.io; samesite=lax; secure; httponly
meta_u1main=1787616436887x618927539579411200; path=/; domain=bubble.io; samesite=lax; secure
meta-firebase_workflow=eyJhbGciOiJSUzI1NiIsInR5cCI6IkpXVCJ9.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.w282DSr5Ns_8MMzBZOiSXlLoLc31Ac2fRsWJuCrMTJPO_eHosqrv4J01O50P0EZ2BkE6bJksXYfyQsA__5teU3w7eEDHoPWmN7-EbWBr0gpEJTGMtAt9RMMHd7y6YVasM-9m8ICMDb7X2Mdb8D50V6p6j7vB8ppQLWM28ZMYqS8tytoDg1bGtHPmNC2ubOrY-YNLAP6ey5IdIyWy-DzwULyOqKQKFojUpnx3YCCkr9GS7JdfUSGn4pJJ7aqupOAYCwAtHztnd1wOyGmbGyEQceTvW4Nq3PFwNuDdURAhC11dt2LE0aoixuOT-43xFDnUSIGeAClQeIPm4tLHVW9FDg; path=/; expires=Tue, 25 Aug 2026 01:07:16 GMT; domain=bubble.io; samesite=strict; secure

Other Headers

Alt-Svc

Other

h3=":443"; ma=86400

Cf-Cache-Status

Other

DYNAMIC

Cf-Ray

Other

a3065b0a3ee02e05-IAD

Date

Other

Tue, 25 Aug 2026 00:07:16 GMT

Reporting-Endpoints

Other

crash-reporting="/bug/crash_report"

X-Bubble-Capacity-Limit

Other

0 ms slower

X-Bubble-Capacity-Used

Other

0.562 unit-seconds used

X-Bubble-Perf

Other

{"total":57.9,"percents":{"top":{"bubble_cpu":63,"block":18.5,"capacity_rl":0,"other_pause":0,"pre_fiber":1.5},"sub":{"pp_userdb":0,"pp_wait_userdb":0,"http_request":0,"serverjson":0,"appserver_cache_misses_time":0,"redis":66.2,"fiber_queue":10.6,"capacity_wait":0}},"counts":{"pp_userdb":0,"http_request":0,"derived_build":0,"serverjson":0,"appserver_cache_attempts":0,"appserver_mem_cache_hits":0,"appserver_cache_hits":0,"appserver_cache_misses":0,"redis":30,"fiber_queue":24,"blocks":22},"misc":{"userdb_results":1,"userdb_data":836,"spent_time":36517059}}

alt-svc: h3=":443"; ma=86400
cf-cache-status: DYNAMIC
cf-ray: a3065b0a3ee02e05-IAD
date: Tue, 25 Aug 2026 00:07:16 GMT
reporting-endpoints: crash-reporting="/bug/crash_report"
x-bubble-capacity-limit: 0 ms slower
x-bubble-capacity-used: 0.562 unit-seconds used
x-bubble-perf: {"total":57.9,"percents":{"top":{"bubble_cpu":63,"block":18.5,"capacity_rl":0,"other_pause":0,"pre_fiber":1.5},"sub":{"pp_userdb":0,"pp_wait_userdb":0,"http_request":0,"serverjson":0,"appserver_cache_misses_time":0,"redis":66.2,"fiber_queue":10.6,"capacity_wait":0}},"counts":{"pp_userdb":0,"http_request":0,"derived_build":0,"serverjson":0,"appserver_cache_attempts":0,"appserver_mem_cache_hits":0,"appserver_cache_hits":0,"appserver_cache_misses":0,"redis":30,"fiber_queue":24,"blocks":22},"misc":{"userdb_results":1,"userdb_data":836,"spent_time":36517059}}

Recommendations

Enable compression (gzip/brotli) to improve performance

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