SSL/TLS Certificate Lookup
Check a domain's SSL/TLS certificate — who issued it, when it expires, and whether the chain is trusted
sparpaket-annahme-verweigert.de
SSL/TLS Certificate
SSL/TLS Certificate for sparpaket-annahme-verweigert.de
Expired- Issued by (CA)
- Starfield Technologies, Inc.
- Subject
- www.linksdiagonal.de
- Valid from
- Mar 11, 2022
- Valid until
- Mar 11, 2023 (expired 1255 days ago)
- Public key
- RSA 4096-bit
- Serial
- 94EBD18447A6CC46
- SHA-256 fingerprint
- 97:B6:3E:D8:AA:C5:C1:96:63:A0:97:EF:A1:E9:90:EB:CE:5D:90:85:9B:96:72:25:DF:41:38:90:AE:26:99:CA
- Chain
- Starfield Secure Certificate Authority - G2 → Starfield Root Certificate Authority - G2
Certificate Authority Authorization (CAA)
No CAA policy is published for this domain — any certificate authority may issue for it.
Never get surprised by sparpaket-annahme-verweigert.de's certificate expiring
This is today's certificate. Turn on monitoring and we'll watch sparpaket-annahme-verweigert.de 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.