You can have a look at our ssl checker below:

SSL checker 

It has the following features:

       Android CA Store (8.1.0_r9):       Check if the certificate is trusted or revoked
       Certificate Transparency:          Checking certificate transparency
       Common Name:                       Checking the certificate common name
       DNS Subject Alternative Names:     Also checking the SAN of the certificate
       Hostname Validation:               Checking if the certificate matches the domain name we are checking
       Issuer:                            Showing the CA issuing the certificate
       Java CA Store (jre-10.0.2):        Checking if certificate is trusted in the java CACERTS store or revoked
       Key Size:                          Showing the key size of the SSL
       Mozilla CA Store (2018-04-12):     Checking if certificate is trusted in the Mozilla CACERTS store or revoked
       Not After:                         Showing the last the of the validity
       Not Before:                        Showing the first day of the validity
       Public Key Algorithm:              Showing the Key Algorithm used
       Received Chain Contains Anchor:    Checking if root certificate was sent along with the intermediate
       Received Chain Order:              Checking Chain Order
       Received Chain:                    Showing chain order domain.com --> RapidSSL TLS DV RSA Mixed SHA256 2020 CA-1
       SHA1 Fingerprint:                  Showing the fingerprint of the certificate
       Serial Number:                     Showing the serial number of the certificate
       Signature Algorithm:               Showing Signature Algorithm
       Symantec 2018 Deprecation:         Checking for Symantec deprecated Intermediate
       Verified Chain contains SHA1:      Checking if any intermediate certificate contains sha1 certificates
       Windows CA Store (2018-06-30):     Checking if certificate is trusted or revoked in the Windows CACERTS store
       iOS CA Store (11):                 Checking if certificate is trusted or revoked in the IOS CACERTS store
       macOS CA Store (High Sierra):      Checking if certificate is trusted or revoked in the macOS CACERTS store

Ciphers checker 

List the TLS 1.0 OpenSSL cipher suites supported by the server(s).
List the SSL 3.0 OpenSSL cipher suites supported by the server(s).
List the TLS 1.3 (draft 18) OpenSSL cipher suites supported by the server(s).
List the TLS 1.1 OpenSSL cipher suites supported by the server(s).
List the TLS 1.2 OpenSSL cipher suites supported by the server(s).
List the SSL 2.0 OpenSSL cipher suites supported by the server(s).
For each cipher suite, sends an HTTP GET request after completing the SSL handshake and returns the HTTP status code.

Heartbleed checker 

    Tests the server(s) for the OpenSSL Heartbleed vulnerability    (CVE-2014-0160). 

Robot checker 

    Tests the server(s) for the Return Of Bleichenbacher's Oracle Threat vulnerability.

CSR Decoder

Decode your CSR on link above.

CRT Decoder

Decode your CRT on link above

Intermediate crt verification

Check your Intermediate against your CRT on link above