SSL/TLS Certificate Lookup

Check a domain's SSL/TLS certificate — who issued it, when it expires, and whether the chain is trusted

ec2-54-248-74-200.ap-northeast-1.compute.amazonaws.com

SSL/TLS Certificate

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SSL/TLS Certificate for ec2-54-248-74-200.ap-northeast-1.compute.amazonaws.com

Hostname mismatch
Issued by (CA)
GlobalSign nv-sa
Subject
www.otsuka.com
Valid from
Jan 15, 2026
Valid until
Feb 16, 2027 (210 days remaining)
Public key
RSA 2048-bit
Serial
78AEB09C0F075494B44B5D63
SHA-256 fingerprint
BC:0C:E0:85:C5:58:D9:3B:C9:60:C2:14:B6:B9:44:01:88:DC:35:B8:48:70:8C:F8:E7:42:78:C1:63:05:9F:7F
Chain
GlobalSign GCC R3 EV TLS CA 2025 → GlobalSign
Subject Alternative Names (2)
otsuka.com, www.otsuka.com

Certificate Authority Authorization (CAA)

No CAA policy is published for this domain — any certificate authority may issue for it.