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 btg.co.id

Valid
Issued by (CA)
Google Trust Services
Subject
btg.co.id
Valid from
Jul 4, 2026
Valid until
Oct 2, 2026 (69 days remaining)
Public key
EC 256-bit
Serial
CC717B3088EACF0D0E9BD5D4F327B3A6
SHA-256 fingerprint
AE:5F:98:FB:83:BA:D5:99:64:2F:A1:28:AD:91:29:4E:56:88:56:B7:5C:54:DD:4C:4D:EB:DC:E4:D1:6E:88:0C
Chain
WE1 → GTS Root R4
Subject Alternative Names (2)
*.btg.co.id, btg.co.id

Certificate Authority Authorization (CAA)

The serving CA (Google Trust Services) is authorized by this domain's CAA records (comodoca.com, digicert.com, letsencrypt.org, pki.goog, ssl.com).

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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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