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 aisema.com

Valid
Issued by (CA)
home.pl S.A.
Subject
*.aisema.com
Valid from
Oct 6, 2025
Valid until
Nov 5, 2026 (26 days remaining)
Public key
RSA 2048-bit
Serial
33732A6769C6A8BC884E14A973A085F9
SHA-256 fingerprint
64:FA:EB:D8:A6:63:9C:67:5E:D5:93:6A:42:B3:A3:DE:5D:5A:1E:1D:7B:17:BF:5A:E5:1F:E3:41:57:A9:AF:CD
Chain
home pl DV TLS G2 R35 CA → Certum Trusted Root CA → Certum Trusted Network CA
Subject Alternative Names (2)
*.aisema.com, aisema.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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