DNS Gurus
Cached · just now
84/100 SECURITY SCORE

Detected Technologies

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

Certificate Information

Subject
CN=customer.buypass.no
Issuer
C=US, O=Let's Encrypt, CN=R13
Valid From
April 24, 2026
Valid Until
July 23, 2026 79 days
Public Key
RSA 2048 bit Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
C7:A3:7C:9A:61:48:06:8D:92:6E:8B:8C:FF:43:DB:8B:5B:B3:B7:70:B7:A1:F7:EF:08:35:ED:EC:FB:99:E3:07
Alternative Names
34 domains

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
letsencrypt.org globalsign.com
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