SSL/TLS Certificate Lookup

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

twc.co.nz

SSL/TLS Certificate

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SSL/TLS Certificate for twc.co.nz

Valid
Issued by (CA)
Let's Encrypt
Subject
twc.co.nz
Valid from
Jun 15, 2026
Valid until
Sep 13, 2026 (53 days remaining)
Public key
RSA 2048-bit
Serial
05B1D628972987769A9704EBD63C7D45997C
SHA-256 fingerprint
19:8E:C0:2A:76:D7:75:B9:0F:4B:AB:17:16:B1:60:52:E8:E3:78:E1:79:11:75:B1:5B:7A:AA:90:C7:C7:30:99
Chain
YR1 → Root YR → ISRG Root X1
Subject Alternative Names (2)
twc.co.nz, www.twc.co.nz

Certificate Authority Authorization (CAA)

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