ziyunfei.cnSSL Check Results
54
days until expiration
TLSv1.3
TLS_AES_256_GCM_SHA384
Let's Encrypt
256 bits
062BB06463531D023081CC22DDF9E8FBBD47
60:A3:19:67:D4:AC:CA:B2:9B:EE:A0:DC:EA:9E:D5:A5:20:C7:59:CA
C7:90:CE:86:51:B0:5C:62:B4:7E:B5:57:D8:C7:6F:E9:9C:DF:88:7F:E2:A8:5B:2F:B9:59:00:EF:08:1A:9A:80
Security Score
Excellent security configuration
E8
54 days
Dec 16, 2025
Mar 16, 2026
Security Analysis
Secure
Secure
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Certificate History
No historical data found
SSL Security Best Practices
Automate Renewals
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Use Strong Protocols
Always prefer TLS 1.3 or 1.2. Disable older, vulnerable protocols like SSL 3.0, TLS 1.0, and TLS 1.1 on your server.
Monitor Transparency
Keep an eye on Certificate Transparency (CT) logs to ensure no unauthorized certificates are issued for your domain.
Frequently Asked Questions
Everything you need to know about ziyunfei.cn's security status.
Q:When does ziyunfei.cn's SSL certificate expire?
ziyunfei.cn's certificate expires on March 16, 2026, which is in 54 days.
Q:Who issued the certificate for ziyunfei.cn?
It was issued by Let's Encrypt. This issuer is recognized by all major browsers.
Q:Is the connection to ziyunfei.cn safe?
Yes, the certificate is valid, meaning communication with ziyunfei.cn is encrypted and secure.
Q:Can I monitor this domain for free?
Yes! You can register at GuardSSL to get automatic alerts before ziyunfei.cn's certificate expires, preventing any downtime.