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Certificate summary -

Owner: www.groupon.com, COMODO SSL Unified Communications, Domain Control Validated

Issuer: COMODO SSL CA 2, COMODO CA Limited, L=Salford, ST=Greater Manchester, GB

Expiration: Mon Jun 30 19:59:59 EDT 2014

MD5: 9B:40:93:10:7E:D3:B7:F5:B1:20:C7:0D:D9:EC:84:C8

Hash: Owner Hash=61a2162a, Issuer Hash=f45f25ac

✍: FYIcenter.com

Information extracted out of the certificate:

Owner: CN=www.groupon.com, OU=COMODO SSL Unified Communications, OU=Domain
Control Validated
Issuer: CN=COMODO SSL CA 2, O=COMODO CA Limited, L=Salford, ST=Greater
Manchester, C=GB
Serial number: 42227cdaa1a35bc3f371c5f565ce9f0f
Valid from: Sat Jun 29 20:00:00 EDT 2013 until: Mon Jun 30 19:59:59 EDT
2014
Certificate fingerprints:
	 MD5:  9B:40:93:10:7E:D3:B7:F5:B1:20:C7:0D:D9:EC:84:C8
	 SHA1: BD:B4:8F:5D:2B:C1:D7:B7:CD:EE:52:7B:6D:0E:FC:85:76:A7:78:0B
	 SHA256:
67:9D:2A:DA:63:92:79:7A:DA:1D:F7:AA:34:46:91:A0:8E:32:28:48:F7:C6:38:95:44:
9D:70:97:08:B1:E6:D1
	 Signature algorithm name: SHA1withRSA
	 Version: 3

Extensions: 

#1: ObjectId: 1.3.6.1.5.5.7.1.1 Criticality=false
AuthorityInfoAccess [
  [
   accessMethod: caIssuers
   accessLocation: URIName: http://crt.comodoca.com/COMODOSSLCA2.crt
, 
   accessMethod: ocsp
   accessLocation: URIName: http://ocsp.comodoca3.com
]
]

#2: ObjectId: 2.5.29.35 Criticality=false
AuthorityKeyIdentifier [
KeyIdentifier [
0000: BF D4 7D 6F AF 74 93 90	88 A8 43 C6 1E F7 13 6C  ...o.t....C....l
0010: AE B5 CC AF					 ....
]
]

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

#4: ObjectId: 2.5.29.31 Criticality=false
CRLDistributionPoints [
  [DistributionPoint:
     [URIName: http://crl.comodoca.com/COMODOSSLCA2.crl]
]]

#5: ObjectId: 2.5.29.32 Criticality=false
CertificatePolicies [
  [CertificatePolicyId: [1.3.6.1.4.1.6449.1.2.2.7]
[PolicyQualifierInfo: [
  qualifierID: 1.3.6.1.5.5.7.2.1
  qualifier: 0000: 16 1D 68 74 74 70 73 3A   2F 2F 73 65 63 75 72 65 
..https://secure
0010: 2E 63 6F 6D 6F 64 6F 2E	63 6F 6D 2F 43 50 53	 .comodo.com/CPS

]]  ]
  [CertificatePolicyId: [2.23.140.1.2.1]
[]  ]
]

#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: www.groupon.com
  DNSName: api.groupon.com
  DNSName: displayads.grouponcdn.com
  DNSName: groupon.com
  DNSName: img.grouponcdn.com
  DNSName: m.groupon.com
  DNSName: merchants.groupon.com
  DNSName: s1.grouponcdn.com
  DNSName: s2.grouponcdn.com
  DNSName: s3.grouponcdn.com
  DNSName: s4.grouponcdn.com
  DNSName: secure-assets-performance.grouponcdn.com
  DNSName: secure-assets.grouponcdn.com
  DNSName: status.groupon.com
  DNSName: test.uat.groupon.com
  DNSName: touch.groupon.com
  DNSName: touch2.groupon.com
]

#9: ObjectId: 2.5.29.14 Criticality=false
SubjectKeyIdentifier [
KeyIdentifier [
0000: 79 93 22 A7 F6 8C CC 6E	63 8C 31 FA 4F F4 E8 3D  y."....nc.1.O..=
0010: A6 DF 95 BE					 ....
]
]

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

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

Search for the certificate of the issuer.

2013-08-19, 3058👍, 0💬