Csdn is down? Current uptime and performance status in jun 2025

Health Metrics in last 24 hours

- %

Availability

- s

Response Time

0 s

Down time

Performance Metrics in last 24 hours

6.40 s

Speed Index

61 / 100

Perf. Score

85 / 100

SEO Score

70 / 100

PWA Score

46 / 100

Accessibility

UX Metrics

Information not available

SSL Certificate Details checked 6 hours ago

Validity

Valid

Expiry

178 days

Valid till

Thu Nov 27 2025

Domains

DNS:*.csdn.net, DNS:csdn.net

Issued for

北京创新乐知网络技术有限公司, 北京市, 北京市, CN

Issued by

DigiCert Inc, US

Csdn has uptime of 100 % with 0 incidents in the last 24 hours. The performance score is 61 along with speed index of 6.40 seconds. Csdn has SEO score of 85 and PWA score of 70. Csdn certificate is good and will expire in 178 days. Realtime Performance and uptime status contains uptime monitoring metrics, performance monitoring, chrome ux metrics, global uptime and SSL certificate details.