Use the API URL and the script will GET the .pem certs to verify.
http://boughtupcom.scriptmania.com/cgi/OpenSSL/sslcode3.php?Submit=Submit&viewSource=viewSource&subjectPem=-----BEGIN CERTIFICATE-----
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q/LgHIfW5NTmgADRyGwUzi2wKroDCkK8liXg8wxrEtVqEnhntLGEMTMsaUI=
-----END CERTIFICATE-----&issuerPem=-----BEGIN CERTIFICATE-----
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omTxJBzcoTWcFbLUvFUufQb1nA5V9FrWk9p2rSVzTMVD
-----END CERTIFICATE-----
issp -----BEGIN CERTIFICATE-----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 55jE8Ez64AO7NV1sId6eINm6zWYyN3L69wj1x81YyY7nDl7qPv4coRQKFWyGhFtkZip6qUtTefWIonvuLwphK42yfk1WpRPs6tqSnqxEQR5YYGUFZvjARL3LlPdCfgv3ZWiYUQXw8wWRBB0bF4LsyFe7w2t6iPGwcswlWyCR7BYCEo8y6RcYSNDHBS4CMEK4JZwFaz qOqfrU0j36NK2B5jcG8Y0f3/JHIJ6BVgrCFvzOKKrF11myZjXnhCLotLddJr3cQxyYN/Nb5gznZY0dj4kepKwDpUeb agRThHqtdB7Uq3EvbXG4OKDy7YCbZZ16oE/9KTfWgu3YtLq1i6L43qlaegw1SJpfvbi1EinbLDvhG LJGGi5Z4rSDTii8aP8bQUWWHIbEZAWV/RRyH9XzQQUxPKZgh/TMfdQwEUfoZd9vUFBzugcMd9Zi3aQaRIt0AUMyBMawSB3s42mhb5ivUfslfrejrckzzAeVLIL 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 JapnM8mgPf6fhjViVPr3yBsOQWqy1YPaZQwGjiHCcnWKdpIevZ1gNMDY75q1I08t0AoZxPuIrA2jxNGJARjtT6ij0rPtmlVOKTV39O9lg18p5aTuxZZKmxoGCXJzN600BiqXfEVWqFcofN8CCmHBh22p8lqOOLlQ TyGpkO/cgr/c6EWtTZBzCDyUZbAEmXZ/4rzCahWqlwQ3JNgelE5tDlG 1sSPypZt90Pf6DBlJzt7u0NDY8RD97LsaMzhGY4i 5jhe1o ATc7iwiwovOVThrLm82asduycPAtStvYsONvRUgzEv/ PDIqVPfE94rwiCPCR/5kenHA0R6mY7AHfqQv0wGP3J8rtsYIqQ TSCX8Ev2fQtzzxD72V7DX3WnRBnc0CkvSyqD/HMaMyRa xMwyN2hzXwj7UfdJUzYFCpUCTPJ5GhD22Dp1nPMd8aINcGeGG7MW9S/lpOt5hvk9C8JzC6WZrG/8Z7jlLwumGCSNe9FINSkYQKyTYOGWhlC0elnYjyELn8 CkcY7v2vcB5G5l1YjqrZslMZIBjzkzk6q5PYvCdxTby78dOs6Y5nCpqyJvKeyRKANihDjbPIky/qbn3BHLt4Ui9SyIAmWomTxJBzcoTWcFbLUvFUufQb1nA5V9FrWk9p2rSVzTMVD-----END CERTIFICATE-----
sp -----BEGIN CERTIFICATE-----MIIFCDCCAvCgAwIBAgIDD4g3MA0GCSqGSIb3DQEBCwUAMHkxEDAOBgNVBAoTB1Jvb3QgQ0ExHjAcBgNVBAsTFWh0dHA6Ly93d3cuY2FjZXJ0Lm9yZzEiMCAGA1UEAxMZQ0EgQ2VydCBTaWduaW5nIEF1dGhvcml0eTEhMB8GCSqGSIb3DQEJARYSc3VwcG9ydEBjYWNlcnQub3JnMB4XDTE0MDkxMzA1MjY1M1oXDTE1MDMxMjA1MjY1M1owGTEXMBUGA1UEAxMOZ2VyYWxka3J1Zy5jb20wggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQDG sZET2hob/T8Q7NapXww0B90qBoKLaV/1ETL03GsgL/gqTKAnFMPELbhSRfedqiKAMeBuOUzIHfoJcL5exlhuNieQQJFQOARh2gkPg3DeJ2Jzwb6ueSFwT5O/HWZDMQXlU6HA/TB9egSH79mkNuio26id cz5BP4uMi67wtvnXu YYch2KbdAEwPW5IGwU66KgkDvOQVDTnxS1j0jpjW 97YoeYUEBTtbVLxN0vsbGiOI9igJpEw5WfcdilRxXyuL2aENbnyfqQH2tFUAm5k2m5TZQA/cMeudnkSiPXtpO2OJ oTweJUnAGxlLcP80ij3cHjl/tp24LH XwETtxAgMBAAGjgfgwgfUwDAYDVR0TAQH/BAIwADAOBgNVHQ8BAf8EBAMCA6gwNAYDVR0lBC0wKwYIKwYBBQUHAwIGCCsGAQUFBwMBBglghkgBhvhCBAEGCisGAQQBgjcKAwMwMwYIKwYBBQUHAQEEJzAlMCMGCCsGAQUFBzABhhdodHRwOi8vb2NzcC5jYWNlcnQub3JnLzAxBgNVHR8EKjAoMCagJKAihiBodHRwOi8vY3JsLmNhY2VydC5vcmcvcmV2b2tlLmNybDA3BgNVHREEMDAugg5nZXJhbGRrcnVnLmNvbaAcBggrBgEFBQcIBaAQDA5nZXJhbGRrcnVnLmNvbTANBgkqhkiG9w0BAQsFAAOCAgEAaOZ eERe UnwPOpirIQU1snQg4M0yF2JLugNBHS/7OgnCM qbiB7DvSHUkoIYpAcjXt49uKXB yWi/Y2z/kaD4NV8J53oj5FuxzRXW8NcJCkdmXEEflgxSn4V7v77yFKk4oSDPEPtX1F2wNj8IOS/PfC/d4IAcYsX/8NhLeh Y/05PZTonOYUJL2uVK7BZ8AUPI0dKZZvifA3lOHmjFZcZRV3ESioJqWX66MAxyf1v05cERQ2QqUxfi6ZTLRBi58K6MNR6GUb9 jcuu5C2nX E70GNXoJyilt0SZJmBTzdJsQx3cmbjAfO2krrdwhWWxyDgmpgMn3wJXlknWgdBrvsa9A65BpyEHUoX/8oMx0rD5vchE2JQBo5fMr2r0PIE5TrYp5eWE6OjlPDTamdccxkUtqqruaZ4EcX J/yTfNcE5E82B54VHvr3XU cE8K3FsiMGvzu5gkpZ0TPU0yKHZ/jjnbBPRCvg B8eYXGkdTSsfCUtcB705JdAelnxnmf/wxTac2UlGB02tbSHK6KGEmEx2ZEojH672MHov3vTt5THGjxKtShYqmaAvLNRFaIcyR0m5d/xeAMDPViAhuU4U1IDG4/sY/9SVx/ZBuVLAXMeSNYIq/LgHIfW5NTmgADRyGwUzi2wKroDCkK8liXg8wxrEtVqEnhntLGEMTMsaUI=-----END CERTIFICATE-----
hello viewSource
3.17.184.90
/cgi/OpenSSL/sslcode3.php
The GETing issuer cert DID input the subject cert
Looks like a .pem cert.
Moving on...extractSignature exists
getSignatureAlgorithmOid exists
getSignatureHash exists
isCertSigner exists
pemToDer exists
stripSignerAsn exists
hash_hmac exists
WENT TO THE FUNCTION isCertSigner so on return gives answer, DID or DID NOT sign
Uncomment Line 538 to use functions and uncomment extension=php_openssl.dll in every PHP.ini 5.3
Failed to extract encrypted signature from certPem.