Certificate summary -

Owner: *.goodreads.com, Goodreads, L=San Francisco, ST=California, US

Issuer: GeoTrust SSL CA - G2, GeoTrust Inc., US

Expiration: Fri Jul 25 19:59:59 EDT 2014

MD5: 21:78:AE:53:25:F6:5F:6E:98:01:68:60:50:F4:97:4B

Hash: Owner Hash=3efbcb61, Issuer Hash=bb0961ec

Information extracted out of the certificate:

Owner: CN=*.goodreads.com, O=Goodreads, L=San Francisco, ST=California,
C=US
Issuer: CN=GeoTrust SSL CA - G2, O=GeoTrust Inc., C=US
Serial number: 554cabd0f98d08a2f2cf20465e6d0536
Valid from: Wed Jul 24 20:00:00 EDT 2013 until: Fri Jul 25 19:59:59 EDT
2014
Certificate fingerprints:
	 MD5:  21:78:AE:53:25:F6:5F:6E:98:01:68:60:50:F4:97:4B
	 SHA1: FD:66:C3:50:DC:CF:F8:2A:7B:F1:89:1E:8E:B4:48:E7:73:55:C1:41
	 SHA256:
02:65:05:EE:33:81:A0:E3:AA:AC:4C:0C:D8:EF:AE:20:A3:76:31:2E:6D:45:83:C5:57:
21:D5:86:DD:6B:EA:A3
	 Signature algorithm name: SHA1withRSA
	 Version: 3

Extensions: 

#1: ObjectId: 1.3.6.1.5.5.7.1.1 Criticality=false
AuthorityInfoAccess [
  [
   accessMethod: ocsp
   accessLocation: URIName: http://gtssl2-ocsp.geotrust.com
, 
   accessMethod: caIssuers
   accessLocation: URIName: http://gtssl2-aia.geotrust.com/gtssl2.cer
]
]

#2: ObjectId: 2.5.29.35 Criticality=false
AuthorityKeyIdentifier [
KeyIdentifier [
0000: 11 4A D0 73 39 D5 5B 69	08 5C BA 3D BF 64 9A A8  .J.s9.[i.\.=.d..
0010: 8B 1C 55 BC					 ..U.
]
]

#3: ObjectId: 2.5.29.19 Criticality=false
BasicConstraints:[
  CA:false
  PathLen: undefined
]

#4: ObjectId: 2.5.29.31 Criticality=false
CRLDistributionPoints [
  [DistributionPoint:
     [URIName: http://gtssl2-crl.geotrust.com/gtssl2.crl]
]]

#5: ObjectId: 2.5.29.32 Criticality=false
CertificatePolicies [
  [CertificatePolicyId: [2.16.840.1.113733.1.7.54]
[PolicyQualifierInfo: [
  qualifierID: 1.3.6.1.5.5.7.2.1
  qualifier: 0000: 16 25 68 74 74 70 3A 2F   2F 77 77 77 2E 67 65 6F 
.%http://www.geo
0010: 74 72 75 73 74 2E 63 6F	6D 2F 72 65 73 6F 75 72  trust.com/resour
0020: 63 65 73 2F 63 70 73				 ces/cps

]]  ]
]

#6: ObjectId: 2.5.29.37 Criticality=false
ExtendedKeyUsages [
  serverAuth
  clientAuth
]

#7: ObjectId: 2.5.29.15 Criticality=true
KeyUsage [
  DigitalSignature
  Key_Encipherment
]

#8: ObjectId: 2.5.29.17 Criticality=false
SubjectAlternativeName [
  DNSName: *.goodreads.com
  DNSName: goodreads.com
]

Certificate in PEM format (Base64 encoded X.509):

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Visit the Web site using this certificate: https://www.goodreads.com

Search for the certificate of the issuer.