Open
Cached
·
just now
84/100
SECURITY SCORE
Detected Technologies
Certificate Information
Subject
CN=landpage.co
Issuer
C=US, O=Let's Encrypt, CN=YR1
Valid From
June 27, 2026
Valid Until
September 25, 2026
46 days
Public Key
RSA
2048 bit
Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
A7:A5:A7:71:21:A2:BE:63:5C:83:C3:B9:DB:7C:8C:40:F4:9E:29:D6:7F:2F:57:92:75:E4:40:CA:20:FA:32:22
Alternative Names
Security Configuration
TLS Protocols
TLS 1.2
TLS 1.3
Forward Secrecy
Supported
(Modern clients use PFS)
CAA Records (Certificate Authority Authorization)
CAA Records
Configured
(Restricts certificate issuance)
Current Issuer
Authorized
(Matches CAA policy)
Authorized CAs
Recommendations
- • Consider using critical flag (flags=128) for stricter CAA enforcement
- • You have authorized 5 CAs - consider limiting to only the CAs you actively use
- • Consider adding 'iodef' records to receive notifications about unauthorized certificate issuance attempts
- • Consider adding 'issuewild' records to control wildcard certificate issuance