SSL/TLS Certificate Lookup
Check a domain's SSL/TLS certificate — who issued it, when it expires, and whether the chain is trusted
chungamsa.org
SSL/TLS Certificate
SSL/TLS Certificate for chungamsa.org
Expired- Issued by (CA)
- ZeroSSL
- Subject
- chungamsa.org
- Valid from
- May 29, 2025
- Valid until
- Aug 27, 2025 (expired 380 days ago)
- Public key
- RSA 2048-bit
- Serial
- 48F8D6A577AF2B79451C9073D0517A8B
- SHA-256 fingerprint
- 07:B3:CB:85:EA:EF:31:EE:57:C9:69:52:C9:10:65:B0:65:43:5E:B5:0A:9A:BA:EE:23:76:9B:F2:24:90:47:FF
- Chain
- ZeroSSL RSA Domain Secure Site CA → USERTrust RSA Certification Authority
Certificate Authority Authorization (CAA)
No CAA policy is published for this domain — any certificate authority may issue for it.
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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, 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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