HTTP Headers Analysis for https://sureprep.com

HTTP Security Headers

Status

Strict-Transport-Security

Good

max-age=31536000; includeSubDomains

Content-Security-Policy

Weak

frame-ancestors Analyze

Content-Security-Policy-Report-Only

Missing

Not configured Analyze

X-Frame-Options

Present

ALLOW-FROM http://thomsonreuterstax.lookbookhq.com, ALLOW-FROM https://thomsonreuterstax.lookbookhq.com, ALLOW-FROM http://thomsonreuterstaxprofessionals.lookbookhq.com, ALLOW-FROM https://thomsonreuterstaxprofessionals.lookbookhq.com

X-Content-Type-Options

Good

nosniff

Referrer-Policy

Missing

Not configured

Permissions-Policy

Missing

Not configured

Recommendations

• Consider adding 'preload' to HSTS for maximum security
• Significantly strengthen CSP directives
• 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

Vary

Performance

Accept-Encoding, X-Bot-Traffic

accept-ranges: bytes
connection: close
vary: Accept-Encoding, X-Bot-Traffic

Caching Headers

Age

Caching

233

Cache-Control

Caching

max-age=900,stale-while-revalidate=900,max-age=300

Etag

Caching

"5ceaf-6592457f2822f"

Expires

Caching

Sun, 16 Aug 2026 08:28:29 GMT

Last-Modified

Caching

Sun, 16 Aug 2026 06:41:29 GMT

age: 233
cache-control: max-age=900,stale-while-revalidate=900,max-age=300
etag: "5ceaf-6592457f2822f"
expires: Sun, 16 Aug 2026 08:28:29 GMT
last-modified: Sun, 16 Aug 2026 06:41:29 GMT

Content Headers

Content-Disposition

Content

inline

Content-Length

Content

380591

Content-Type

Content

text/html;charset=utf-8

content-disposition: inline
content-length: 380591
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

Date

Other

Sun, 16 Aug 2026 08:27:22 GMT

X-Cache

Other

HIT

X-Served-By

Other

cache-ewr-kewr1740066-EWR, cache-ewr-kewr1740066-EWR, cache-ewr-kewr1740072-EWR

X-Timer

Other

S1786868842.202834,VS0,VS0,VE2

X-Vhost

Other

tax.thomsonreuters.com

date: Sun, 16 Aug 2026 08:27:22 GMT
x-cache: HIT
x-served-by: cache-ewr-kewr1740066-EWR, cache-ewr-kewr1740066-EWR, cache-ewr-kewr1740072-EWR
x-timer: S1786868842.202834,VS0,VS0,VE2
x-vhost: tax.thomsonreuters.com

Recommendations

Enable compression (gzip/brotli) to improve performance