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 as-ja.com

Valid
Issued by (CA)
GoDaddy.com
Subject
as-ja.com
Valid from
Jun 25, 2026
Valid until
Jan 9, 2027 (169 days remaining)
Public key
RSA 2048-bit
Serial
C697D80DF8B7C98B
SHA-256 fingerprint
C4:AC:C8:14:47:D6:45:6A:CF:AF:5A:2B:D1:E8:7D:90:C4:22:B0:50:8E:AD:47:50:6C:80:F0:E2:08:3F:F4:5F
Chain
GoDaddy TLS Intermediate CA DV - R1v1 → GoDaddy TLS Root CA - R1 → Go Daddy Root Certificate Authority - G2
Subject Alternative Names (1)
as-ja.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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