Certificate:
    Data:
        Version: 3 (0x2)
        Serial Number: 3 (0x3)
        Signature Algorithm: ecdsa-with-SHA256
        Issuer:
        Validity
            Not Before: May  1 00:00:00 2008 GMT
            Not After : Dec 10 00:00:00 2018 GMT
        Subject:
        Subject Public Key Info:
            Public Key Algorithm: id-ecPublicKey
                Public-Key: (256 bit)
                pub:
                    04:da:65:3e:9c:55:66:12:20:df:6a:79:3d:59:a8:
                    a9:00:1c:91:b7:c3:61:00:3c:4f:ba:19:a5:05:7e:
                    b0:63:a5:60:08:cf:d9:a5:8d:9e:57:71:05:d6:4a:
                    55:f9:33:c5:23:24:2d:32:1f:94:f3:1f:29:03:09:
                    98:36:b1:b7:26
                ASN1 OID: prime256v1
                NIST CURVE: P-256
        X509v3 extensions:
            X509v3 Subject Alternative Name:
                DNS:with._an_underscore.test
    Signature Algorithm: ecdsa-with-SHA256
         30:45:02:20:4f:a4:45:ee:97:f6:37:3e:ad:c1:28:7b:d9:f8:
         68:df:cb:52:4e:93:0c:81:ab:ca:94:aa:fa:58:f2:9a:2f:07:
         02:21:00:ed:42:41:c5:12:2c:62:8e:a3:64:7e:20:2a:d8:b3:
         f8:6a:7f:3f:29:8e:fc:0d:aa:ac:17:14:e4:18:f4:cd:f2
-----BEGIN CERTIFICATE-----
MIIBFTCBvKADAgECAgEDMAoGCCqGSM49BAMCMAAwHhcNMDgwNTAxMDAwMDAwWhcN
MTgxMjEwMDAwMDAwWjAAMFkwEwYHKoZIzj0CAQYIKoZIzj0DAQcDQgAE2mU+nFVm
EiDfank9WaipAByRt8NhADxPuhmlBX6wY6VgCM/ZpY2eV3EF1kpV+TPFIyQtMh+U
8x8pAwmYNrG3JqMnMCUwIwYDVR0RBBwwGoIYd2l0aC5fYW5fdW5kZXJzY29yZS50
ZXN0MAoGCCqGSM49BAMCA0gAMEUCIE+kRe6X9jc+rcEoe9n4aN/LUk6TDIGrypSq
+ljymi8HAiEA7UJBxRIsYo6jZH4gKtiz+Gp/PymO/A2qrBcU5Bj0zfI=
-----END CERTIFICATE-----
