Impress is down? Current uptime and performance status in September 2026

https://www.impress.co.jp

Checked 29 minutes ago

Impress has uptime of 100 % with 0 incidents in the available monitoring period. The performance score is 59 along with speed index of 5.80 seconds. Impress has SEO score of 75 and PWA score of 96. Impress certificate expires soon and will expire in 8 days. Realtime Performance and uptime status contains uptime monitoring metrics, performance monitoring, chrome ux metrics, global uptime and SSL certificate details.

Health Metrics

Availability

100%

Good

Response time

0.70s

Needs improvement

Downtime

Good

Performance Metrics

Speed index

5.80

Good

Performance

/100

Needs improvement

SEO

/100

Needs improvement

PWA

/100

Good

Accessibility

/100

Needs improvement

UX Metrics

Available

First Contentful Paint (FCP)

0.84 s

94.36%

3.25%

2.38%

Good (<1s)AveragePoor (>=3s)

Largest Contentful Paint (LCP)

1.31 s

93.79%

3.96%

2.25%

Good (<2.5s)AveragePoor (>=4s)

Cumulative Layout Shift (CLS)

0.01

91.8%

2.64%

5.56%

Good (<0.10)AveragePoor (>=0.25)

Locations

SSL Certificate Details

Expires soon

Expiry: 8 days
Valid till: Wed Sep 30 2026
Domains: DNS:*.impress.co.jp, DNS:impress.co.jp
Issued for: Impress Corporation, Chiyoda-ku, Tokyo, JP
Issued by: Cybertrust Japan Co., Ltd., JP

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