*.quizlet.com

Issued by DigiCert Secure Server CA

About this certificate


This digital certificate with serial number 0e:7b:8f:f8:74:b6:88:11:85:45:1d:82:14:f4:d8:8f was issued on by DigiCert Inc .

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. While the certificate has already expired and will cause a warning or error message in the browser it's still listed on this site to allow you to look back on previously issued certificates.

Quizlet LLC

Organization: Quizlet LLC
State / Province: California
Locality: San Francisco
Country: US

DigiCert Inc

Organization: DigiCert Inc
State / Province: California
Locality: San Francisco
Country: US

Time since certificate expired

This certificate has expire since

Certificate Details

Serial Number (hex): 0e:7b:8f:f8:74:b6:88:11:85:45:1d:82:14:f4:d8:8f
Serial Number (int): 19250764523867159948874221779907041423
Serial Number lenght: 124 bits, 16 octets

SubjectKeyId: ed:43:5f:b8:f0:68:8b:02:22:8b:f3:e2:9a:27:62:30:cb:64:cd:12
AuthorityKeyId: 90:71:db:37:eb:73:c8:ef:dc:d5:1e:12:b6:34:ba:2b:5a:a0:a6:92

Fingerprint (sha1): 80:5f:a5:b3:c3:a3:00:df:83:f8:3a:f3:dd:13:0e:e2:0a:27:2a:e6
Fingerprint (sha256): 0a:9f:b5:43:ba:0a:a0:22:2a:50:fb:7b:fd:cc:b4:29:81:7a:18:b1:fd:e9:a7:39:ab:7a:50:9d:7f:fe:40:4b

Issuing Certificate URL: http://cacerts.digicert.com/DigiCertSecureServerCA.crt

Revocation information

OCSP Server: http://ocsp.digicert.com
CRL Distribution Point: http://crl3.digicert.com/ssca-g5.crl
CRL Distribution Point: http://crl4.digicert.com/ssca-g5.crl

Check the revocation status for the current certificate on *.quizlet.com
2
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details about this certificate


Public Key Algorithm

RSA

Key Size

2048

Signature Algorithm

SHA1 with RSA



Key Usage

Digital Signature
Key Encipherment

Extended Key Usages

Server Authentication
Client Authentication

Extensions

9 extensions
No unhandled critical extensions



CA Certificate

This is not a CA certificate

Subject Alternative Names

*.quizlet.com
quizlet.com

Certificate

The complete raw certificate details in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE----- MIIFBTCCA+2gAwIBAgIQDnuP+HS2iBGFRR2CFPTYjzANBgkqhkiG9w0BAQUFADBI MQswCQYDVQQGEwJVUzEVMBMGA1UEChMMRGlnaUNlcnQgSW5jMSIwIAYDVQQDExlE aWdpQ2VydCBTZWN1cmUgU2VydmVyIENBMB4XDTEzMTEwMjAwMDAwMFoXDTE2MDEw NTEyMDAwMFowaDELMAkGA1UEBhMCVVMxEzARBgNVBAgTCkNhbGlmb3JuaWExFjAU BgNVBAcTDVNhbiBGcmFuY2lzY28xFDASBgNVBAoTC1F1aXpsZXQgTExDMRYwFAYD VQQDDA0qLnF1aXpsZXQuY29tMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKC AQEAyv/o0/P4f88x2UomABZX580VyVA8dkbEsOST9bACHbMiW/KM2/5CKZ5UkCDp RP5Rk9e3zqFJFZ7GqgjHIZUjfJC9oBxBtplm+C/To8hF7zNvTSt9f85+IqiYOHAL A9/2iagyz3uFAoC9XLhVFg59g/iTXJQrrZI+skfQti/SF0UnlLioI0ofMNI/kVok dkXH4zXsp/RqI1aJToXyW2B43yp1L4eN6SydB2mrRNBm0hPzFPt692tCXv/WFT9o MV7xxdSPi2tM/Lol1uWnPhFnv0AWaKIRv9CmxZLVCNwsSrzQ5aAtk3dtU9U11Qwi gsTe1VMxDb2PE0c2h/pv921MNQIDAQABo4IByTCCAcUwHwYDVR0jBBgwFoAUkHHb N+tzyO/c1R4StjS6K1qgppIwHQYDVR0OBBYEFO1DX7jwaIsCIovz4ponYjDLZM0S MCUGA1UdEQQeMByCDSoucXVpemxldC5jb22CC3F1aXpsZXQuY29tMA4GA1UdDwEB /wQEAwIFoDAdBgNVHSUEFjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwYQYDVR0fBFow WDAqoCigJoYkaHR0cDovL2NybDMuZGlnaWNlcnQuY29tL3NzY2EtZzUuY3JsMCqg KKAmhiRodHRwOi8vY3JsNC5kaWdpY2VydC5jb20vc3NjYS1nNS5jcmwwQgYDVR0g BDswOTA3BglghkgBhv1sAQEwKjAoBggrBgEFBQcCARYcaHR0cHM6Ly93d3cuZGln aWNlcnQuY29tL0NQUzB4BggrBgEFBQcBAQRsMGowJAYIKwYBBQUHMAGGGGh0dHA6 Ly9vY3NwLmRpZ2ljZXJ0LmNvbTBCBggrBgEFBQcwAoY2aHR0cDovL2NhY2VydHMu ZGlnaWNlcnQuY29tL0RpZ2lDZXJ0U2VjdXJlU2VydmVyQ0EuY3J0MAwGA1UdEwEB /wQCMAAwDQYJKoZIhvcNAQEFBQADggEBACRUHe4gtpQiOAKxgaCgix6PeDTZCd2D G6tfziqgfsNPB1qJjghB0ZJ+UlRyGMtJCor7f+cH8M5I9yNdRCadOPqI8tlYC6gw LR658l023NwK3G8nq4RmGG5kYpTeVU46AevOn1lsY6LFh1+Z1+e1I2+fEH2xHNxj VPwQ8P43AvX34RLf/mMbm8azGungrGszs/7pgwQm7i70xUywJAciu2mWskOlC0IW 45R4PAqJ7Kph11vs7wojsc6lW13uwp8Yo3GhV6b12yOqONt6/XnTRbLpViXsmjaW dR6Ow8Vp2pe+ubuoWSw4LS7jQ8sZccaTOIQXM5jSeVBps8gD+oPUnFo= -----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAyv/o0/P4f88x2UomABZX 580VyVA8dkbEsOST9bACHbMiW/KM2/5CKZ5UkCDpRP5Rk9e3zqFJFZ7GqgjHIZUj fJC9oBxBtplm+C/To8hF7zNvTSt9f85+IqiYOHALA9/2iagyz3uFAoC9XLhVFg59 g/iTXJQrrZI+skfQti/SF0UnlLioI0ofMNI/kVokdkXH4zXsp/RqI1aJToXyW2B4 3yp1L4eN6SydB2mrRNBm0hPzFPt692tCXv/WFT9oMV7xxdSPi2tM/Lol1uWnPhFn v0AWaKIRv9CmxZLVCNwsSrzQ5aAtk3dtU9U11QwigsTe1VMxDb2PE0c2h/pv921M NQIDAQAB -----END PUBLIC KEY-----

ASN1 Decoded

[c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . [c:2|t:0|true] OtherName . . . . . . . . . . . . [c:0|t:2|false] INTEGER 2 . . . . . . . . [c:0|t:2|false] INTEGER 19250764523867159948874221779907041423 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.5 (sha1WithRSAEncryption) . . . . . . . . . . . . [c:0|t:5|false] NULL . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.6 (countryName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'US' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.10 (organizationName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'DigiCert Inc' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.3 (commonName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'DigiCert Secure Server CA' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2013-11-02 00:00:00 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2016-01-05 12:00:00 +0000 UTC . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.6 (countryName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'US' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.8 (stateOrProvinceName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'California' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.7 (localityName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'San Francisco' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.10 (organizationName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Quizlet LLC' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.3 (commonName) . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String '*.quizlet.com' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.1 (rsaEncryption) . . . . . . . . . . . . . . . . [c:0|t:5|false] NULL . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (2160 bits) . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 25626331273078860160606068459146653103321285931079436461622307451842407954064140185872170341094538954187427000288581461312596561071039016928344001461728107368837265287377329220347266553487397218781723930358044875057812666086245304962502293785211646888122451227646162710954925048890355456673111159468545671640757775045939202722197983531317133196964842607545660694087380192640463187535326083674685885594015214404241018292491690906988810823963494886932897348569434704408227463929128051170893163621062764901233679200454654293546909947312298175458034622873818109916660226744526739978619653815782727145274093078328168500277 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 65537 . . . . . . . . [c:2|t:3|true] ORAddress . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.35 (authorityKeyIdentifier) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName 9071db37eb73c8efdcd51e12b634ba2b5aa0a692 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.14 (subjectKeyIdentifier) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes) ed435fb8f0688b02228bf3e29a276230cb64cd12 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.17 (subjectAltName) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (30 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.quizlet.com' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'quizlet.com' . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.15 (keyUsage) . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (4 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (3 bits) 05a0 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.37 (extKeyUsage) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.1 (serverAuth) . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2 (clientAuth) . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.31 (cRLDistributionPoints) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (90 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://crl3.digicert.com/ssca-g5.crl' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://crl4.digicert.com/ssca-g5.crl' . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.32 (certificatePolicies) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (59 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.16.840.1.114412.1.1 (digiCertOVCert) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.1 (cps) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'https://www.digicert.com/CPS' . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1 (authorityInfoAccess) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (108 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.1 (ocsp) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://ocsp.digicert.com' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2 (caIssuers) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://cacerts.digicert.com/DigiCertSecureServerCA.crt' . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19 (basicConstraints) . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (2 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.5 (sha1WithRSAEncryption) . . . . . . . . [c:0|t:5|false] NULL . . . . [c:0|t:3|false] BIT STRING (2048 bits) 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