DNS Gurus
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20 Headers

HTTP Security Headers

Status
Strict-Transport-Security
Good
max-age=31536000 ; includeSubDomains
Content-Security-Policy
Missing
Not configured
X-Frame-Options
Excellent
DENY
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
  • • Add Content-Security-Policy header to prevent XSS attacks
  • • Add Referrer-Policy header (recommended: strict-origin-when-cross-origin)
  • • Consider adding Permissions-Policy to control browser features

Performance Headers

2 headers
Connection
Performance
close
Vary
Performance
Accept-Encoding

Caching Headers

3 headers
Cache-Control
Caching
no-cache, no-store, max-age=0, must-revalidate
Expires
Caching
0
Pragma
Caching
no-cache

Content Headers

2 headers
Content-Length
Content
285
Content-Type
Content
text/html; charset=UTF-8

Server Headers

2 headers
Server
Server
elb
X-Powered-By
Server
JSP/2.3

CORS Headers

4 headers
Access-Control-Allow-Credentials
Cors
true
Access-Control-Allow-Headers
Cors
X-Requested-With, Content-Type
Access-Control-Allow-Methods
Cors
POST, OPTIONS, DELETE, GET
Access-Control-Allow-Origin
Cors
*

Cookies Headers

1 headers
Set-Cookie
Cookies
JSESSIONID=SXqUznZyA8IuTKCU0goKRThJZnxqWMqRuLGjx-uS.prod-api2-flexispy; Version=1; Path=/; Comment="; Secure; SameSite=None;"

Other Headers

2 headers
Date
Other
Sat, 03 Jan 2026 02:54:23 GMT
P3p
Other
CP='ALL IND DSP COR ADM CONo CUR CUSo IVAo IVDo PSA PSD TAI TELo OUR SAMo CNT COM INT NAV ONL PHY PRE PUR UNI'

Recommendations

Enable compression (gzip/brotli) to improve performance

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