SSL/TLS Certificate Lookup

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

SSL/TLS Certificate for outset.it

Valid
Issued by (CA)
Let's Encrypt
Subject
ftp.outset.it
Valid from
May 19, 2026
Valid until
Aug 17, 2026 (27 days remaining)
Public key
RSA 4096-bit
Serial
067852CD26A90367AA08E813688950CB1FF1
SHA-256 fingerprint
AB:31:EA:1E:5C:1F:C5:EA:02:13:B3:B5:73:02:E7:15:39:C3:62:D2:D3:99:EA:E5:A4:C6:D1:46:E7:B1:93:D0
Chain
R12 → ISRG Root X1
Subject Alternative Names (14)
ftp.outset.it, imap.outset.it, mail.outset.it, outset.it, pop.outset.it, smtp.outset.it, staging.outset.it, t1.outset.it, test.outset.it, webmail.outset.it, www.outset.it, www.staging.outset.it, www.t1.outset.it, www.test.outset.it

Certificate Authority Authorization (CAA)

No CAA policy is published for this domain — any certificate authority may issue for it.