SSL/TLS Certificate Lookup
Check a domain's SSL/TLS certificate — who issued it, when it expires, and whether the chain is trusted
yuzawa-clinic.jp
SSL/TLS Certificate
SSL/TLS Certificate for yuzawa-clinic.jp
Valid- Issued by (CA)
- Amazon
- Subject
- www.yuzawa-clinic.jp
- Valid from
- Jul 8, 2026
- Valid until
- Jan 21, 2027 (155 days remaining)
- Public key
- RSA 2048-bit
- Serial
- 0E2E4122BEFE0422BC233E3F722E9D21
- SHA-256 fingerprint
- 21:8B:0A:87:AD:C1:98:5E:F0:4F:C5:BB:6A:13:61:3E:EB:D7:4B:33:97:D0:75:DC:E5:76:15:EF:F1:5D:A8:C4
- Chain
- Amazon RSA 2048 M01 → Amazon Root CA 1 → Starfield Services Root Certificate Authority - G2
Certificate Authority Authorization (CAA)
No CAA policy is published for this domain — any certificate authority may issue for it.
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Uptime
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DNS changes
We watch NS, MX, CAA, DNSSEC, CNAME and A/AAAA records, and identify the host, network, and ASN behind them, so a real migration or hijack stands out from routine noise.
TLS certificate
We warn you 30, 14, 7, and 1 days before it expires, and flag it if the issuing authority changes or the certificate is unexpectedly replaced.
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