SSL/TLS Certificate Lookup
Check a domain's SSL/TLS certificate — who issued it, when it expires, and whether the chain is trusted
rokka-kodomoen.jp
SSL/TLS Certificate
SSL/TLS Certificate for rokka-kodomoen.jp
Valid- Issued by (CA)
- GlobalSign nv-sa
- Subject
- www.rokka-kodomoen.jp
- Valid from
- Oct 25, 2026
- Valid until
- May 12, 2027 (181 days remaining)
- Public key
- RSA 2048-bit
- Serial
- 013919C19A218C2585500AFECAB76BA0
- SHA-256 fingerprint
- 96:E3:06:80:33:3F:95:97:29:E8:46:B1:F5:1C:B7:7F:AA:5C:45:89:F2:47:0D:EA:3C:F1:DB:74:DC:01:88:A2
- Chain
- GlobalSign Atlas R46 AlphaSSL CA 2026 Q3 → GlobalSign Root R46
Certificate Authority Authorization (CAA)
No CAA policy is published for this domain — any certificate authority may issue for it.
Never get surprised by rokka-kodomoen.jp's certificate expiring
This is today's certificate. Turn on monitoring and we'll watch rokka-kodomoen.jp continuously, notifying you the moment anything moves across all three signals:
Uptime
We visit the site from multiple regions worldwide and email you within minutes if it goes down, with a per-region breakdown so a real outage stands out from a regional blip.
DNS changes
We watch NS, MX, CAA, CNAME, TXT 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.
Free for your first domain: uptime, DNS, and certificate together. No credit card.