Welcome to OCSP Checker.

# Check OCSP Stapling and OCSP (from Responder)

{
    "OCSP-Stapling": {
        "serial": "0681D831E2DC4AD4A87C2299DD70CABEB8E7",
        "cert_status": "good",
        "this_update": "May  9 11:31:00 2025 GMT",
        "next_update": "May 16 11:30:58 2025 GMT"
    },
    "OCSP-Responder": {
        "serial": "",
        "cert_status": "",
        "this_update": "",
        "next_update": ""
    }
}

# Certificate of uuuth.co.jp

# OCSP response of uuuth.co.jp from OCSP Stapling

# OCSP response of uuuth.co.jp from OCSP responder (Let's Encrypt)