SSL/TLS Certificate Lookup
Check a domain's SSL/TLS certificate — who issued it, when it expires, and whether the chain is trusted
amphenol-sensors.com
SSL/TLS Certificate
SSL/TLS Certificate for amphenol-sensors.com
Valid- Issued by (CA)
- Google Trust Services
- Subject
- 9439acda.sni.cloudflaressl.com
- Valid from
- Sep 17, 2026
- Valid until
- Dec 16, 2026 (55 days remaining)
- Public key
- EC 256-bit
- Serial
- C67BDAAC615572601332945F2D82C0E8
- SHA-256 fingerprint
- CC:B0:33:CE:AB:59:16:20:90:E3:BE:3A:40:16:3F:3D:84:8E:17:71:AE:3F:93:25:65:F6:8A:77:29:1A:DA:D3
- Chain
- WE1 → GTS Root R4
Certificate Authority Authorization (CAA)
The serving CA (Google Trust Services) is authorized by this domain's CAA records (pki.goog, sectigo.com, trust-provider.com, usertrust.com).
This certificate has been served since Sep 19, 2026.
Never get surprised by amphenol-sensors.com's certificate expiring
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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, CNAME, TXT 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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