DNS Gurus
Cached · just now
70/100 SECURITY SCORE

Detected Technologies

See all in URL Inspect 1
Let's Encrypt logo Let's Encrypt

Certificate Information

Subject
CN=prxymail.net
Issuer
C=US, O=Let's Encrypt, CN=R13
Valid From
April 05, 2026
Valid Until
July 04, 2026 23 days
Public Key
RSA 2048 bit Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
08:75:06:A1:A4:51:9B:04:3E:4C:46:15:8F:45:C0:62:FC:17:5B:9B:CF:E6:65:7F:DA:CE:F0:62:EC:3A:C5:D9
Alternative Names
100 domains

Security Configuration

TLS Protocols
Forward Secrecy
Limited (Check cipher configuration)
Warnings
  • • TLS 1.3 is not supported (recommended)

CAA Records (Certificate Authority Authorization)

CAA Records
Not Configured (Any CA can issue certificates)
CAA Issues
  • • No CAA records configured - any CA can issue certificates
Recommendations
  • • Implement CAA records to restrict which CAs can issue certificates for your domain
  • • This adds an extra layer of security against unauthorized certificate issuance
  • • Example: Add CAA record 'example.com. CAA 0 issue "letsencrypt.org"'
  • • Consider adding 'iodef' record to receive security incident reports