DNS Gurus
Open Cached · just now
94/100 SECURITY SCORE

Certificate Information

Subject
C=RU, ST=Moscow, L=Moscow, O=YANDEX LLC, CN=*.yastatic-net.ru
Issuer
C=BE, O=GlobalSign nv-sa, CN=GlobalSign RSA OV SSL CA 2018
Valid From
November 05, 2025
Valid Until
May 05, 2026 150 days
Public Key
RSA 2048 bit Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
49:88:7B:7E:11:ED:24:22:87:2A:1A:23:E1:D6:37:AC:5C:14:DC:32:A8:13:3F:ED:35:6B:B8:E4:BB:8D:36:E4
Alternative Names
21 domains

Security Configuration

TLS Protocols
TLS 1.0 TLS 1.2 TLS 1.3
Forward Secrecy
Supported (Modern clients use PFS)
Warnings
  • • TLS 1.0 is deprecated and should be disabled

HTTP Security Headers

Status
Strict-Transport-Security
Good
max-age=315360000; includeSubDomains
Content-Security-Policy
Strong
default-src; frame-ancestors; connect-src; +2 more
X-Frame-Options
Missing
Not configured
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Present
origin
Permissions-Policy
Missing
Not configured
Recommendations
  • • Consider adding 'preload' to HSTS for maximum security
  • • Add X-Frame-Options: DENY or SAMEORIGIN to prevent clickjacking
  • • 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)
Authorized CAs
globalsign.com
Wildcard CAs
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