SSL/TLS Certificate Lookup

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

mickiewicz.net

SSL/TLS Certificate

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SSL/TLS Certificate for mickiewicz.net

Valid
Issued by (CA)
nazwa.pl Sp. z o.o.
Subject
mickiewicz.net
Valid from
Oct 24, 2025
Valid until
Oct 24, 2026 (94 days remaining)
Public key
EC 384-bit
Serial
450932C56F3DB3871E3594035C7E2C26
SHA-256 fingerprint
F6:C1:25:4E:F9:7C:1C:F5:C3:88:A4:14:66:24:51:B9:D8:FE:45:E9:EE:4D:C7:6C:B1:DA:99:33:0B:A8:D9:68
Chain
nazwaSSL DV TLS G2 E29 CA → Certum EC-384 CA → Certum Trusted Network CA
Subject Alternative Names (2)
mickiewicz.net, www.mickiewicz.net

Certificate Authority Authorization (CAA)

CAA restricts issuance to certum.pl, letsencrypt.org; we couldn't map the serving CA (nazwa.pl Sp. z o.o.) to one of these identifiers.

This certificate has been served since Jul 21, 2026.