teachtown.com

Issued by GeoTrust SSL CA

About this certificate


This digital certificate with serial number 01:5e:b9 was issued on by GeoTrust, Inc. .

With 5 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.

Cerificate errors/warnings *beta

  • ERROR: businessCategory is required for [EV] certificates
  • ERROR: jurisdictionCountryName is required for [EV] certificates

TeachTown Inc

Company registration number: SG5IohSqQRwo8L8lC23RCehXOxJAkcTP
Organization: TeachTown Inc
Organization unit: TeachTown
State / Province: California
Locality: Van Nuys
Country: US

GeoTrust, Inc.

Organization: GeoTrust, Inc.
State / Province: California
Locality: Van Nuys
Country: US

Time since certificate expired

This certificate has expire since

Certificate Details

Serial Number (hex): 01:5e:b9
Serial Number (int): 89785
Serial Number lenght: 17 bits, 3 octets

SubjectKeyId: 33:f0:a1:a4:4f:4d:c2:cb:9f:cc:fe:8c:90:ce:8d:a0:85:e1:32:85
AuthorityKeyId: 42:79:54:1b:61:cd:55:2b:3e:63:d5:3c:48:57:f5:9f:fb:45:ce:4a

Fingerprint (sha1): 54:25:36:a0:9d:09:70:b1:ab:f9:48:6b:e4:dd:e0:94:90:80:37:99
Fingerprint (sha256): 14:6f:ef:39:e6:3e:36:0d:ed:28:a5:aa:82:bc:53:b8:e8:76:c4:be:de:0c:c1:8b:44:7f:7d:c2:ca:0b:10:46

Issuing Certificate URL: http://gtssl-aia.geotrust.com/gtssl.crt

Revocation information

CRL Distribution Point: http://gtssl-crl.geotrust.com/crls/gtssl.crl

Check the revocation status for the current certificate on teachtown.com
5
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
Data Encipherment

Extended Key Usages

Server Authentication
Client Authentication

Extensions

8 extensions
No unhandled critical extensions



CA Certificate

This is not a CA certificate

Subject Alternative Names

svc.teachtown.com
test.teachtown.com
web.teachtown.com
www.teachtown.com
teachtown.com

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE----- MIIE0DCCA7igAwIBAgIDAV65MA0GCSqGSIb3DQEBBQUAMEAxCzAJBgNVBAYTAlVT MRcwFQYDVQQKEw5HZW9UcnVzdCwgSW5jLjEYMBYGA1UEAxMPR2VvVHJ1c3QgU1NM IENBMB4XDTEyMDQyNDA4MTMzMloXDTE0MDYyNjAzMjk1OFowgaQxKTAnBgNVBAUT IFNHNUlvaFNxUVJ3bzhMOGxDMjNSQ2VoWE94SkFrY1RQMQswCQYDVQQGEwJVUzET MBEGA1UECBMKQ2FsaWZvcm5pYTERMA8GA1UEBxMIVmFuIE51eXMxFjAUBgNVBAoT DVRlYWNoVG93biBJbmMxEjAQBgNVBAsTCVRlYWNoVG93bjEWMBQGA1UEAxMNdGVh Y2h0b3duLmNvbTCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBAOZIEUsD EPUWvsuMGpRw5yLHNSztVnvXXofBBcNSpPhCpdDV+jwvWs6ZKBW0P8TN4tigABZo Is6LeMtWBXTHvO2dT8mU8+aYo5E0P9eenZWUJbCp2IK6cMtTesX4Zt6uV8eXrSsE tM7SOnRLhnzQGPmXeQ64OTECJjqLY5fYnXwYzkihhZTWROGOEtoxkaMvyL9XdF0K vYj9sone9jY4mMs4BOeta9sV9WnmFbm6Gn2crnUdW4xu9CYDTDZlSIoFqmDwR0Iw 1waNBOBfbtEeJR2AcEwUaBjEa/zmRD01L0M976X6FYr4WP8J2S5Xp6avBBLEqvvc LVBXkmHt5msZCgkCAwEAAaOCAWwwggFoMB8GA1UdIwQYMBaAFEJ5VBthzVUrPmPV PEhX9Z/7Rc5KMA4GA1UdDwEB/wQEAwIEsDAdBgNVHSUEFjAUBggrBgEFBQcDAQYI KwYBBQUHAwIwZQYDVR0RBF4wXIIRc3ZjLnRlYWNodG93bi5jb22CEnRlc3QudGVh Y2h0b3duLmNvbYIRd2ViLnRlYWNodG93bi5jb22CEXd3dy50ZWFjaHRvd24uY29t gg10ZWFjaHRvd24uY29tMD0GA1UdHwQ2MDQwMqAwoC6GLGh0dHA6Ly9ndHNzbC1j cmwuZ2VvdHJ1c3QuY29tL2NybHMvZ3Rzc2wuY3JsMB0GA1UdDgQWBBQz8KGkT03C y5/M/oyQzo2gheEyhTAMBgNVHRMBAf8EAjAAMEMGCCsGAQUFBwEBBDcwNTAzBggr BgEFBQcwAoYnaHR0cDovL2d0c3NsLWFpYS5nZW90cnVzdC5jb20vZ3Rzc2wuY3J0 MA0GCSqGSIb3DQEBBQUAA4IBAQAsvlTJabFeJBIp38hDne4BUC/mnslK4YBA9X2z vTZ1fm00FwHIQOyVagR2FV7Fi09cBUBbtgBVIG4MfAx8UtY+F0Wn7cJh3qLfI7JK QFFB0Kk44nkU4uATPENJ5zrxZZSdd2m46E4P+OJEFvCFW4omppg48IjuJ25AbZ67 NvQxFFfAiRvGJwm0tFg9s20ix5gWIU8tqRFixGyuCp90rKvYofkJCwJj+xntcF+p 8MlYq52bFBkVj33s8ZWtIyCPemdAUQKwIO1qDNRYg4/Qc+dkbODeDe/xMZzCC7yD 0Lz3v/bYPS9RJto5q/lGI1aMQsskL6/gLeeovGNP2llsIXYn -----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA5kgRSwMQ9Ra+y4walHDn Isc1LO1We9deh8EFw1Kk+EKl0NX6PC9azpkoFbQ/xM3i2KAAFmgizot4y1YFdMe8 7Z1PyZTz5pijkTQ/156dlZQlsKnYgrpwy1N6xfhm3q5Xx5etKwS0ztI6dEuGfNAY +Zd5Drg5MQImOotjl9idfBjOSKGFlNZE4Y4S2jGRoy/Iv1d0XQq9iP2yid72NjiY yzgE561r2xX1aeYVuboafZyudR1bjG70JgNMNmVIigWqYPBHQjDXBo0E4F9u0R4l HYBwTBRoGMRr/OZEPTUvQz3vpfoVivhY/wnZLlenpq8EEsSq+9wtUFeSYe3maxkK CQIDAQAB -----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 89785 . . . . . . . . [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 'GeoTrust, 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 'GeoTrust SSL CA' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2012-04-24 08:13:32 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2014-06-26 03:29:58 +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 2.5.4.5 (serialNumber) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'SG5IohSqQRwo8L8lC23RCehXOxJAkcTP' . . . . . . . . . . . . [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 'Van Nuys' . . . . . . . . . . . . [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 'TeachTown Inc' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.11 (organizationalUnitName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'TeachTown' . . . . . . . . . . . . [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 'teachtown.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 29070347976026850255293783129840064315684274515094616773492729157641386396798783718932989593240018189783016158453982919218580691851335094946476648268980162505696180884583168692845502463508380273089533798055952742532327694281072458112129036840385662031643707361179032472166913845250381391684244807905678965556083211163539197638728149190642367778493266962222261757806966963570001758620623103360541044032109113781541275794723434896076096623270580530193099008270084791413784132245725769863267142609467128236885758922600497857572233817209546981220305345689469534763359648721834894121687760277328579500443474752049679763977 . . . . . . . . . . . . . . . . . . . . [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 4279541b61cd552b3e63d53c4857f59ffb45ce4a . . . . . . . . . . . . . . . . [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 (4 bits) 04b0 . . . . . . . . . . . . . . . . [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 2.5.29.17 (subjectAltName) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (94 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'svc.teachtown.com' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'test.teachtown.com' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'web.teachtown.com' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.teachtown.com' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'teachtown.com' . . . . . . . . . . . . . . . . [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 (54 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://gtssl-crl.geotrust.com/crls/gtssl.crl' . . . . . . . . . . . . . . . . [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) 33f0a1a44f4dc2cb9fccfe8c90ce8da085e13285 . . . . . . . . . . . . . . . . [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 1.3.6.1.5.5.7.1.1 (authorityInfoAccess) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (55 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2 (caIssuers) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://gtssl-aia.geotrust.com/gtssl.crt' . . . . [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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