Guest session
Check Detail

hotmail.com · DNS

Passed Grade A
100.0%
Hostname hotmail.com
Check name DNS
last run 09/10/2026 16:19
Result
Incomplete Grade C 73.1%

Result Detail

DNS
Host Type Answer TTL
204.79.197.212 —

Result Detail

HEADER
Alerts
  • Strict-Transport-Security: Strict-Transport-Security missing
  • Content-Security-Policy: Content-Security-Policy missing
  • X-Content-Type-Options: Header missing
  • X-Frame-Options: Header missing
  • Referrer-Policy: Header missing
  • Permissions-Policy: Permissions-Policy missing
  • Cross-Origin-Opener-Policy: Header missing
  • Cross-Origin-Embedder-Policy: Header missing
  • Cross-Origin-Resource-Policy: Header missing
  • Cache-Control: Cache-Control missing restrictive directives
  • Expect-CT: Expect-CT missing
  • X-Permitted-Cross-Domain-Policies: Header missing
  • Access-Control-Allow-Origin: Access-Control-Allow-Origin missing
  • Origin-Agent-Cluster: Header missing
Normalized headers
content-length 0
location https://outlook.live.com/owa/
x-msedge-ref Ref A: 50EB318318C842C8977C00CE45C2AB00 Ref B: DUS30EDGE0809 Ref C: 2026-10-09T14:19:06Z
date Fri, 09 Oct 2026 14:19:05 GMT
Transport
Check name Status Actual Expected Detail Severity Recommendation
Strict-Transport-Security ❌ Missing max-age>=15768000; includeSubDomains; preload Strict-Transport-Security missing Critical Strict-Transport-Security: max-age=63072000; includeSubDomains; preload
Expect-CT ❌ Missing enforce; max-age>=86400 Expect-CT missing Medium Expect-CT: enforce, max-age=86400, report-uri="https://report.example.com"
Content Security
Check name Status Actual Expected Detail Severity Recommendation
Content-Security-Policy ❌ Missing default-src 'self'; frame-ancestors 'none' Content-Security-Policy missing Critical Content-Security-Policy: default-src 'self'; frame-ancestors 'none'
MIME
Check name Status Actual Expected Detail Severity Recommendation
X-Content-Type-Options ❌ Missing nosniff Header missing High X-Content-Type-Options: nosniff
Framing
Check name Status Actual Expected Detail Severity Recommendation
X-Frame-Options ❌ Missing DENY or SAMEORIGIN Header missing High X-Frame-Options: DENY
Privacy
Check name Status Actual Expected Detail Severity Recommendation
Referrer-Policy ❌ Missing strict-origin-when-cross-origin / same-origin Header missing Medium Referrer-Policy: strict-origin-when-cross-origin
Browser Features
Check name Status Actual Expected Detail Severity Recommendation
Permissions-Policy ❌ Missing camera=(); geolocation=(); microphone=() Permissions-Policy missing Medium Permissions-Policy: camera=(), geolocation=(), microphone=()
Cross-Origin
Check name Status Actual Expected Detail Severity Recommendation
Cross-Origin-Opener-Policy ❌ Missing same-origin Header missing High Cross-Origin-Opener-Policy: same-origin
Cross-Origin-Embedder-Policy ❌ Missing require-corp Header missing High Cross-Origin-Embedder-Policy: require-corp
Cross-Origin-Resource-Policy ❌ Missing same-origin Header missing Medium Cross-Origin-Resource-Policy: same-origin
Origin-Agent-Cluster ❌ Missing ?1 Header missing Low Origin-Agent-Cluster: ?1
Caching
Check name Status Actual Expected Detail Severity Recommendation
Cache-Control ❌ Missing no-store, private, max-age=0 Cache-Control missing restrictive directives High Cache-Control: no-store, private, max-age=0
Legacy
Check name Status Actual Expected Detail Severity Recommendation
X-Permitted-Cross-Domain-Policies ❌ Missing none Header missing Low X-Permitted-Cross-Domain-Policies: none
CORS
Check name Status Actual Expected Detail Severity Recommendation
Access-Control-Allow-Origin ❌ Missing Scoped origin (no wildcard) Access-Control-Allow-Origin missing Medium Access-Control-Allow-Origin: https://app.example.com
Information Disclosure
Check name Status Actual Expected Detail Severity Recommendation
Server ✅ Passed Header removed or generic Header not exposed High Remove Server header or set to a generic token
X-Powered-By ✅ Passed Header removed Header not exposed High Remove X-Powered-By header
X-AspNet-Version ✅ Passed Header removed Header not exposed Medium Remove framework version headers
Raw headers
HTTP/2 301 
content-length: 0
location: https://outlook.live.com/owa/
x-msedge-ref: Ref A: 50EB318318C842C8977C00CE45C2AB00 Ref B: DUS30EDGE0809 Ref C: 2026-10-09T14:19:06Z
date: Fri, 09 Oct 2026 14:19:05 GMT

Result Detail

SSL
Check name Status Value
certificate chain is complete ✅ Passed 4
root CA is trusted ✅ Passed Trusted
cert valid for ✅ Passed 140
chain certs are valid until ✅ Passed 26.02.2027
CN matches Domainname ✅ Passed hotmail.com
certificate subject ✅ Passed C=US, ST=WA, L=Redmond, O=Microsoft Corporation, CN=outlook.live.com
certificate issuer ✅ Passed C=US, O=Microsoft Corporation, CN=Microsoft TLS G2 RSA CA OCSP 10
signature algorithm ✅ Passed RSA-SHA384
TLS protocol ✅ Passed TLSv1.3 TLS_AES_256_GCM_SHA384
Subject Alternative Names ✅ Passed outlook.live.com, outlook-sdf.live.com, attachment.outlook.office.net, attachment.outlook.officeppe.net, hotmail.com, *.calendar.live.com, *.hotmail.com, *.live.com, *.mail.live.com, live.com, *.fp.measure.office.com, premium.outlook.com
Public Key ✅ Passed RSA 2048
Certificate chain
# Common name Issuer Valid until CA
0 outlook.live.com C=US, O=Microsoft Corporation, CN=Microsoft TLS G2 RSA CA OCSP 10 26.02.2027 22:43:42 No
1 outlook.live.com C=US, O=Microsoft Corporation, CN=Microsoft TLS G2 RSA CA OCSP 10 26.02.2027 22:43:42 No
2 Microsoft TLS G2 RSA CA OCSP 10 C=US, O=Microsoft Corporation, CN=Microsoft TLS RSA Root G2 03.06.2029 22:03:03 Yes
3 Microsoft TLS RSA Root G2 C=US, O=DigiCert Inc, OU=www.digicert.com, CN=DigiCert Global Root G2 20.06.2029 01:59:59 Yes
TLS details
Negotiated protocol TLSv1.3
Cipher suite TLS_AES_256_GCM_SHA384 (256 bit)
Cipher version TLSv1.3
Perfect Forward Secrecy Attention
Earliest chain expiry 26.02.2027 22:43
Fingerprints
SHA-256 85:25:C1:EA:E5:34:15:6A:3B:91:CF:CB:4D:DC:08:26:74:80:C4:C4:27:2E:55:EC:92:0F:2A:C6:93:AC:F3:8F
SHA-1 2F:6A:46:20:31:DE:2A:33:0F:C5:ED:34:25:82:8E:27:75:1D:4E:4E
Revocation
OCSP URLs
http://oneocsp.microsoft.com/ocsp
CRL URLs
Full Name: URI:http://www.microsoft.com/pkiops/crl/partition/Microsoft%20TLS%20G2%20RSA%20CA%20OCSP%2010_Partition00062.crl URI:http://crl2.microsoft.com/pkiops/crl/partition/Microsoft%20TLS%20G2%20RSA%20CA%20OCSP%2010_Partition00062.crl
Issuer URLs (AIA)
http://www.microsoft.com/pkiops/certs/Microsoft%20TLS%20G2%20RSA%20CA%20OCSP%2010.crt http://caissuers.microsoft.com/pkiops/certs/Microsoft%20TLS%20G2%20RSA%20CA%20OCSP%2010.crt
OCSP Must-Staple No
Trust evaluation

Attempted: Yes

Trusted: Yes

OpenSSL diagnostic command
openssl s_client -connect hotmail.com:443 -servername hotmail.com

Result Detail

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