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
Missing
Not configured
X-Content-Type-Options
Missing
Not configured
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 X-Frame-Options: DENY or SAMEORIGIN to prevent clickjacking
  • • Add X-Content-Type-Options: nosniff
  • • Add Referrer-Policy header (recommended: strict-origin-when-cross-origin)
  • • Consider adding Permissions-Policy to control browser features

Performance Headers

1 headers
Connection
Performance
close

Caching Headers

0 headers
No caching headers found

Content Headers

1 headers
Content-Length
Content
0

Server Headers

1 headers
Server
Server
Microsoft-HTTPAPI/2.0

CORS Headers

0 headers
No CORS headers found

Cookies Headers

0 headers
No cookies headers found

Other Headers

16 headers
Alt-Svc
Other
h3=":443";ma=2592000,h3-29=":443";ma=2592000
Date
Other
Mon, 29 Dec 2025 00:56:23 GMT
Ms-Cv
Other
/ASh2i8WfHwakMytdTSLLg.1.1
Nel
Other
{"report_to":"NelOfficeUpload1","max_age":7200,"include_subdomains":true,"failure_fraction":0.01,"success_fraction":0.0001}
Report-To
Other
{"group":"NelOfficeUpload1","max_age":7200,"endpoints":[{"url":"https://exo.nel.measure.office.net/api/report?TenantId=&FrontEnd=Cafe&DestinationEndpoint=MNZ&RemoteIP=216.246.40.0&Environment=MT&HttpStatusFrom=BE&ServiceName=Default.mail&MiraPartnerName="}],"include_subdomains":true}
Request-Id
Other
daa104fc-162f-7c7c-1a90-ccad75348b2e
X-Backendhttpstatus
Other
417,417
X-Besku
Other
GEN6
X-Calculatedbetarget
Other
BLAPR03MB7536.NAMPRD03.PROD.OUTLOOK.COM
X-Calculatedfetarget
Other
BN9PR03CU032.internal.outlook.com
X-Feefzinfo
Other
LYH
X-Feserver
Other
BLAPR03CA0177
X-Firsthopcafeefz
Other
MNZ
X-Nanoproxy
Other
1,1
X-Proxy-Backendserverstatus
Other
417
X-Proxy-Routingcorrectness
Other
1

Recommendations

Enable compression (gzip/brotli) to improve performance

Add Cache-Control header to optimize caching

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