SSL/TLS Certificate Lookup
Check a domain's SSL/TLS certificate — who issued it, when it expires, and whether the chain is trusted
ib-oellinger.de
SSL/TLS Certificate
SSL/TLS Certificate for ib-oellinger.de
Valid- Issued by (CA)
- Sectigo Limited
- Subject
- *.ib-oellinger.de
- Valid from
- Nov 2, 2025
- Valid until
- Nov 16, 2026 (39 days remaining)
- Public key
- RSA 2048-bit
- Serial
- D3C15EB48DFE21C2E44FB8DEC9D96EE1
- SHA-256 fingerprint
- 15:35:99:71:6E:C7:5F:F3:8F:76:7D:6E:2C:12:1C:3D:DB:E3:BF:30:E5:6F:B9:65:15:D0:96:9F:F7:BA:50:57
- Chain
- Sectigo Public Server Authentication CA DV R36 → Sectigo Public Server Authentication Root R46 → USERTrust RSA Certification Authority
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 Aug 28, 2026.
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DNS changes
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TLS certificate
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