SSL/TLS Certificate Lookup
Check a domain's SSL/TLS certificate — who issued it, when it expires, and whether the chain is trusted
klingenberg-group.net
SSL/TLS Certificate
SSL/TLS Certificate for klingenberg-group.net
Expired- Issued by (CA)
- DigiCert Inc
- Subject
- froxlor.pontius.at
- Valid from
- May 12, 2025
- Valid until
- May 11, 2026 (expired 122 days ago)
- Public key
- RSA 2048-bit
- Serial
- 0853B3F4BC30F7005E667EF419613227
- SHA-256 fingerprint
- 75:EC:B3:A7:8E:D4:90:02:AD:08:02:D5:C4:28:FB:2F:92:E3:E2:F3:53:11:AA:36:A5:87:53:EE:8D:D3:16:25
- Chain
- RapidSSL TLS RSA CA G1 → DigiCert Global Root G2
Certificate Authority Authorization (CAA)
No CAA policy is published for this domain — any certificate authority may issue for it.
This certificate has been served since Sep 10, 2026.
Never get surprised by klingenberg-group.net's certificate expiring
This is today's certificate. Turn on monitoring and we'll watch klingenberg-group.net continuously, notifying you the moment anything moves across all three signals:
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.
Free for your first domain: uptime, DNS, and certificate together. No credit card.