HTTP Headers Analysis for https://syncsentry.app

Detected Technologies from Headers

See all in URL Inspect 2

Cloudflare NEL Monitoring

Cloudflare CDN

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

Good

SAMEORIGIN

X-Content-Type-Options

Missing

Not configured

Referrer-Policy

Present

same-origin

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-Content-Type-Options: nosniff
• Consider adding Permissions-Policy to control browser features

Performance Headers

Connection

Performance

close

connection: close

Caching Headers

Cache-Control

Caching

private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0

Expires

Caching

Thu, 01 Jan 1970 00:00:01 GMT

cache-control: private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0
expires: Thu, 01 Jan 1970 00:00:01 GMT

Content Headers

Content-Length

Content

16

Content-Type

Content

text/plain; charset=UTF-8

content-length: 16
content-type: text/plain; charset=UTF-8

Server Headers

Server

cloudflare

server: cloudflare

CORS Headers

No CORS headers found

Cookies Headers

No cookies headers found

Other Headers

Alt-Svc

Other

h3=":443"; ma=86400

Cf-Cache-Status

Other

DYNAMIC

Cf-Ray

Other

9f9914b3dd80823c-IAD

Date

Other

Sun, 10 May 2026 12:52:24 GMT

Nel

Other

Report-To Group cf-nel max-age: 1w

success: 0.0%

Report-To

Other

Group cf-nel max-age: 1w

Endpoint 1 https://a.nel.cloudflare.com/report/v4?s=bSqUF2bmA3R%2BEBiq8U5N2Jj9zmPEbs%2BKvEXUrOzTcNiK5NU%2FquQ8OWCeE%2FRHwuJ9VxUfEKEd%2FrxA4CXAWZpT8jEv2I8%2BcMg95UzIzUq%2BOMClvCcxVYewrBgv3spFsLb%2F3Q%3D%3D

Server-Timing

Other

cfEdge;dur=1,cfOrigin;dur=0, cfCacheStatus;desc="DYNAMIC", cfEdge;dur=6,cfOrigin;dur=4, cfCacheStatus;desc="DYNAMIC", cfEdge;dur=5,cfOrigin;dur=12, cfCacheStatus;desc="DYNAMIC", cfEdge;dur=3,cfOrigin;dur=20, cfCacheStatus;desc="DYNAMIC", cfEdge;dur=3,cfOrigin;dur=25, cfCacheStatus;desc="DYNAMIC", cfEdge;dur=4,cfOrigin;dur=31, cfCacheStatus;desc="DYNAMIC", cfEdge;dur=3,cfOrigin;dur=38, cfCacheStatus;desc="DYNAMIC", cfEdge;dur=3,cfOrigin;dur=43, cfCacheStatus;desc="DYNAMIC", cfEdge;dur=3,cfOrigin;dur=49, cfCacheStatus;desc="DYNAMIC", cfEdge;dur=3,cfOrigin;dur=55, cfCacheStatus;desc="DYNAMIC", cfEdge;dur=3,cfOrigin;dur=61, cfCacheStatus;desc="DYNAMIC", cfEdge;dur=3,cfOrigin;dur=66, cfCacheStatus;desc="DYNAMIC", cfEdge;dur=3,cfOrigin;dur=72, cfCacheStatus;desc="DYNAMIC", cfEdge;dur=5,cfOrigin;dur=78, cfCacheStatus;desc="DYNAMIC", cfEdge;dur=6,cfOrigin;dur=85, cfCacheStatus;desc="DYNAMIC", cfEdge;dur=9,cfOrigin;dur=99, cfCacheStatus;desc="DYNAMIC", cfEdge;dur=13,cfOrigin;dur=119

alt-svc: h3=":443"; ma=86400
cf-cache-status: DYNAMIC
cf-ray: 9f9914b3dd80823c-IAD
date: Sun, 10 May 2026 12:52:24 GMT
nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
report-to: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=bSqUF2bmA3R%2BEBiq8U5N2Jj9zmPEbs%2BKvEXUrOzTcNiK5NU%2FquQ8OWCeE%2FRHwuJ9VxUfEKEd%2FrxA4CXAWZpT8jEv2I8%2BcMg95UzIzUq%2BOMClvCcxVYewrBgv3spFsLb%2F3Q%3D%3D"}]}
server-timing: cfEdge;dur=1,cfOrigin;dur=0, cfCacheStatus;desc="DYNAMIC", cfEdge;dur=6,cfOrigin;dur=4, cfCacheStatus;desc="DYNAMIC", cfEdge;dur=5,cfOrigin;dur=12, cfCacheStatus;desc="DYNAMIC", cfEdge;dur=3,cfOrigin;dur=20, cfCacheStatus;desc="DYNAMIC", cfEdge;dur=3,cfOrigin;dur=25, cfCacheStatus;desc="DYNAMIC", cfEdge;dur=4,cfOrigin;dur=31, cfCacheStatus;desc="DYNAMIC", cfEdge;dur=3,cfOrigin;dur=38, cfCacheStatus;desc="DYNAMIC", cfEdge;dur=3,cfOrigin;dur=43, cfCacheStatus;desc="DYNAMIC", cfEdge;dur=3,cfOrigin;dur=49, cfCacheStatus;desc="DYNAMIC", cfEdge;dur=3,cfOrigin;dur=55, cfCacheStatus;desc="DYNAMIC", cfEdge;dur=3,cfOrigin;dur=61, cfCacheStatus;desc="DYNAMIC", cfEdge;dur=3,cfOrigin;dur=66, cfCacheStatus;desc="DYNAMIC", cfEdge;dur=3,cfOrigin;dur=72, cfCacheStatus;desc="DYNAMIC", cfEdge;dur=5,cfOrigin;dur=78, cfCacheStatus;desc="DYNAMIC", cfEdge;dur=6,cfOrigin;dur=85, cfCacheStatus;desc="DYNAMIC", cfEdge;dur=9,cfOrigin;dur=99, cfCacheStatus;desc="DYNAMIC", cfEdge;dur=13,cfOrigin;dur=119

Recommendations

Enable compression (gzip/brotli) to improve performance