Welcome to OCSP Checker.

# Check OCSP Stapling and OCSP (from Responder)

{
    "OCSP-Stapling": {
        "serial": "034C883974D477B3FB4D74C28660DEDF65D1",
        "cert_status": "good",
        "this_update": "Apr 25 08:47:00 2024 GMT",
        "next_update": "May  2 08:46:58 2024 GMT"
    },
    "OCSP-Responder": {
        "serial": "034C883974D477B3FB4D74C28660DEDF65D1",
        "cert_status": "good",
        "this_update": "Apr 28 00:45:00 2024 GMT",
        "next_update": "May  5 00:44:58 2024 GMT"
    }
}

# Certificate of www.halfen.jp

# OCSP response of www.halfen.jp from OCSP Stapling

# OCSP response of www.halfen.jp from OCSP responder (Let's Encrypt)