89/100 SECURITY SCORE

Certificate Information

Subject
CN=learn.retm.com.sa
Issuer
C=US, O=Let's Encrypt, CN=R13
Valid From
January 05, 2026
Valid Until
April 05, 2026 60 days
Public Key
RSA 2048 bit Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
EE:97:17:59:EB:7D:A3:95:43:6E:40:52:80:84:71:50:88:21:DB:6D:27:F4:F6:E1:F7:06:0A:09:D3:23:BD:CD
Alternative Names

Security Configuration

TLS Protocols
TLS 1.2 TLS 1.3
Forward Secrecy
Supported (Modern clients use PFS)

HTTP Security Headers

Status
Strict-Transport-Security
Excellent
max-age=64072000; includeSubDomains; preload
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
  • 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

CAA Records (Certificate Authority Authorization)

CAA Records
Configured (Restricts certificate issuance)
Current Issuer
Authorized (Matches CAA policy)
Recommendations
  • Consider using critical flag (flags=128) for stricter CAA enforcement
  • Consider adding 'iodef' records to receive notifications about unauthorized certificate issuance attempts
  • Consider adding 'issuewild' records to control wildcard certificate issuance

Subject Alternative Names

83 domains
help.seedbase.tech

Other domains in certificate

alexandria.605freemasons.org
training.allegiantdigital.com
formacion.arleya.com
frigon.artik.tech
academy.azendo.co
learn.bahaushiya.net
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knowzone.bickertmanagement.com
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learning.boommedia.us teach.boommedia.us
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conhecimento.cidadaniaevisto.com.br
learn.retm.com.sa learn.smartplus.com.sa
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documentation.momuu.com
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eduzen.stutzen.me
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learninghub.thegiant.app
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onboarding.ucwellness.org
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xprslearn.xprsco.com
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dcm.zoholearnqa.in