HTTP Headers Analysis for https://mail.lemoncue.com

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

Missing

Not configured

X-Content-Type-Options

Good

nosniff

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 Referrer-Policy header (recommended: strict-origin-when-cross-origin)
• Consider adding Permissions-Policy to control browser features

Performance Headers

Connection

Performance

close

connection: close

Caching Headers

Cache-Control

Caching

private, no-store

cache-control: private, no-store

Content Headers

Content-Length

Content

0

content-length: 0

Server Headers

Server

cloudflare

server: cloudflare

CORS Headers

No CORS headers found

Cookies Headers

Set-Cookie

Cookies

set-cookie: cf_use_ob=443; Expires=Sun, 22 Feb 2026 13:24:32 GMT
cf_ob_info=526:9d1ecd2a7f580620:IAD; Expires=Sun, 22 Feb 2026 13:24:32 GMT

Other Headers

Cf-Cache-Status

Other

DYNAMIC

Cf-Ray

Other

9d1ecd2a7f580620-IAD

Date

Other

Sun, 22 Feb 2026 13:24:02 GMT

Nel

Other

{"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}

Report-To

Other

{"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=4gsnoSSFDqM8rm5MW7ca7Cz94rUdD2kw31BrqUfkVFZGsAxwIkCEKSPReL74z2YLIVrheST4ejaGKDzevw13Csi%2FQXClctwJLtYeqnfTsXA5"}]}

Server-Timing

Other

cfCacheStatus;desc="DYNAMIC", cfEdge;dur=14,cfOrigin;dur=0

cf-cache-status: DYNAMIC
cf-ray: 9d1ecd2a7f580620-IAD
date: Sun, 22 Feb 2026 13:24:02 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=4gsnoSSFDqM8rm5MW7ca7Cz94rUdD2kw31BrqUfkVFZGsAxwIkCEKSPReL74z2YLIVrheST4ejaGKDzevw13Csi%2FQXClctwJLtYeqnfTsXA5"}]}
server-timing: cfCacheStatus;desc="DYNAMIC", cfEdge;dur=14,cfOrigin;dur=0

Recommendations

Enable compression (gzip/brotli) to improve performance