SSL/TLS Certificate Lookup
Check a domain's SSL/TLS certificate — who issued it, when it expires, and whether the chain is trusted
nasoa-journal.com.ua
SSL/TLS Certificate
SSL/TLS Certificate for nasoa-journal.com.ua
Valid- Issued by (CA)
- Let's Encrypt
- Subject
- www.nasoa-journal.com.ua
- Valid from
- Oct 19, 2026
- Valid until
- Jan 17, 2027 (74 days remaining)
- Public key
- RSA 2048-bit
- Serial
- 05446F78AAD00D956CEBAC967A02EFF29857
- SHA-256 fingerprint
- 77:EF:D2:DB:2F:DC:2E:D8:D9:8B:4F:38:90:1D:32:E3:5C:7B:C6:CF:C9:E9:38:89:E3:98:A3:41:D0:BB:34:22
- Chain
- YR1 → Root YR → ISRG Root X1
Certificate Authority Authorization (CAA)
No CAA policy is published for this domain — any certificate authority may issue for it.
This certificate has been served since Oct 8, 2026.
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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, 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.
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