SSL/TLS Analysis for sourceforge.net

Analyzed on November 02, 2025 at 12:30 UTC

Security Score
89 / 100

Certificate Information

Subject
CN=sourceforge.net
Issuer
C=US, O=Let's Encrypt, CN=E7
Valid From
October 27, 2025
Valid Until
January 25, 2026 84 days
Public Key
ECDSA 256 bit (P-256) Adequate
Signature Algorithm
ECDSA-SHA384
SHA-256 Fingerprint
7B:FA:22:F2:C3:A5:F2:2C:B1:CF:AF:24:E6:2E:BB:46:18:0F:FF:99:CD:18:0B:53:8E:09:B0:1C:9D:D5:70:DE
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
Missing
Not configured
Content-Security-Policy
Missing
Not configured
X-Frame-Options
Good
SAMEORIGIN
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Present
same-origin
Permissions-Policy
Present
accelerometer=(),browsing-topics=(),camera=(),clipboard-read=(),clipboard-write=(),geolocation=(),gyroscope=(),hid=(),interest-cohort=(),magnetometer=(),microphone=(),payment=(),publickey-credentials-get=(),screen-wake-lock=(),serial=(),sync-xhr=(),usb=()
Recommendations
  • Add Strict-Transport-Security header with max-age of at least 1 year
  • Add Content-Security-Policy header to prevent XSS attacks

CAA Records (Certificate Authority Authorization)

CAA Records
Configured (Restricts certificate issuance)
Current Issuer
Authorized (Matches CAA policy)
Incident Reporting
Recommendations
  • Consider using critical flag (flags=128) for stricter CAA enforcement
  • You have authorized 4 CAs - consider limiting to only the CAs you actively use
  • Consider adding 'issuewild' records to control wildcard certificate issuance