Tnb is down? Current uptime and performance status in mar 2026

Health Metrics in last 24 hours

100 %

Availability

1.27 s

Response Time

0 s

Down time

Performance Metrics in last 24 hours

4.28 s

Speed Index

70 / 100

Perf. Score

92 / 100

SEO Score

77 / 100

PWA Score

71 / 100

Accessibility

UX Metrics

Information not available

SSL Certificate Details checked 1 day ago

Validity

Valid

Expiry

221 days

Valid till

Tue Oct 20 2026

Domains

DNS:www.tnb.com.my

Issued for

Tenaga Nasional Berhad, Kuala Lumpur, Wilayah Persekutuan Kuala Lumpur, MY

Issued by

DigiCert Inc, US

Tnb has uptime of 100 % with 0 incidents in the last 24 hours. The performance score is 70 along with speed index of 4.28 seconds. Tnb has SEO score of 92 and PWA score of 77. Tnb certificate is good and will expire in 221 days. Realtime Performance and uptime status contains uptime monitoring metrics, performance monitoring, chrome ux metrics, global uptime and SSL certificate details.