Open
Cached
·
just now
88/100
SECURITY SCORE
Detected Technologies
Certificate Information
Subject
C=US, ST=Virginia, L=Herndon, O=Expel, Inc., CN=expel.com
Issuer
C=US, O=DigiCert Inc, CN=DigiCert Global G2 TLS RSA SHA256 2020 CA1
Valid From
January 30, 2026
Valid Until
March 02, 2027
300 days
Public Key
RSA
2048 bit
Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
14:5F:84:1C:6A:A2:DD:BD:D9:B2:AA:9F:16:61:19:3A:59:FE:5D:0C:26:5A:A1:7B:4F:FB:53:78:80:3E:A2:8A
Alternative Names
Security Configuration
TLS Protocols
TLS 1.2
Forward Secrecy
Limited
(Check cipher configuration)
Warnings
- • TLS 1.3 is not supported (recommended)
HTTP Security Headers
Status
Strict-Transport-Security
Excellent
max-age=31622400; includeSubDomains; preload
X-Frame-Options
Missing
Not configured
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Good
strict-origin-when-cross-origin
Permissions-Policy
Missing
Not configured
Recommendations
- • Significantly strengthen CSP directives
- • Add X-Frame-Options: DENY or SAMEORIGIN to prevent clickjacking
- • Consider adding Permissions-Policy to control browser features
CAA Records (Certificate Authority Authorization)
CAA Records
Configured
(Restricts certificate issuance)
Current Issuer
Authorized
(Matches CAA policy)
Authorized CAs
amazon.com
comodoca.com
digicert.com
; cansignhttpexchanges=yes
letsencrypt.org
pki.goog
; cansignhttpexchanges=yes
sectigo.com
ssl.com
Wildcard CAs
pki.goog
; cansignhttpexchanges=yes
ssl.com
comodoca.com
digicert.com
; cansignhttpexchanges=yes
letsencrypt.org
Incident Reporting
mailto:[email protected]
Recommendations
- • Consider using critical flag (flags=128) for stricter CAA enforcement
- • You have authorized 7 CAs - consider limiting to only the CAs you actively use
Subject Alternative Names
6 domains
expel.io
www.expel.io
expel.com
wdev.expel.com
wtest.expel.com
www.expel.com
Other domains in certificate