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 sbs-de.com

Valid
Issued by (CA)
Sectigo Limited
Subject
sbs-de.com
Valid from
Jan 15, 2026
Valid until
Jan 15, 2027 (177 days remaining)
Public key
RSA 2048-bit
Serial
B3EB1F28314483F3B457B916C8B85B1C
SHA-256 fingerprint
55:80:66:39:B4:6F:33:84:A5:C2:90:78:54:F6:AD:24:9A:AE:6B:13:48:CE:9C:4E:3B:14:28:3A:FB:1E:A2:8A
Chain
Sectigo Public Server Authentication CA DV R36 → Sectigo Public Server Authentication Root R46 → USERTrust RSA Certification Authority
Subject Alternative Names (2)
sbs-de.com, www.sbs-de.com

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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