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Health Metrics in last 24 hours
100 %
Availability
0.91 s
Response Time
0 s
Down time
Performance Metrics in last 24 hours
3.83 s
Speed Index
63 / 100
Perf. Score
83 / 100
SEO Score
93 / 100
PWA Score
65 / 100
Accessibility
UX Metrics checked 8 hours ago
First Contentful Paint (FCP)
0.62 s
Good(<1s)
Average
Poor(>=3s)
First Input Delay (FID)
0.01 s
Good(<0.1s)
Average
Poor(>=0.3s)
Largest Contentful Paint (LCP)
0.83 s
Good(<2.5s)
Average
Poor(>=4s)
Cumulative Layout Shift (CLS)
0.18
Good(<0.10)
Average
Poor(>=0.25)
SSL Certificate Details checked 8 hours ago
Validity
ValidExpiry
179 daysValid till
Tue Sep 30 2025Domains
DNS:*.impress.co.jp, DNS:impress.co.jpIssued for
Impress Corporation, Chiyoda-ku, Tokyo, JPIssued by
Cybertrust Japan Co., Ltd., JP