DNS Gurus
Open Cached · just now
77/100 SECURITY SCORE

Certificate Information

Subject
C=CN, ST=ZheJiang, L=HangZhou, O=Alibaba (China) Technology Co., Ltd., CN=*.umeng.com
Issuer
C=BE, O=GlobalSign nv-sa, CN=GlobalSign GCC R3 OV TLS CA 2024
Valid From
July 29, 2025
Valid Until
August 30, 2026 280 days
Public Key
ECDSA 256 bit (P-256) Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
9B:06:F8:44:38:3A:F1:C4:1D:97:1E:F1:F1:C6:22:3B:3F:22:CC:53:60:E4:F0:9C:98:56:29:99:B3:0A:A7:B2
Alternative Names
28 domains

Security Configuration

TLS Protocols
TLS 1.0 TLS 1.1 TLS 1.2
Forward Secrecy
Limited (Check cipher configuration)
Warnings
  • • TLS 1.3 is not supported (recommended)
  • • TLS 1.1 is deprecated and should be disabled
  • • TLS 1.0 is deprecated and should be disabled

CAA Records (Certificate Authority Authorization)

CAA Records
Configured (Restricts certificate issuance)
Current Issuer
Authorized (Matches CAA policy)
Authorized 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
  • • Consider adding 'issuewild' records to control wildcard certificate issuance