qa.learn.co

Issued by Amazon

About this certificate

This digital certificate with serial number 02:7f:9e:cb:78:4f:aa:b2:21:c4:3f:af:34:36:c2:9d was issued on by Amazon.

This 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. If we have found any compliance issues with this certificate they will be shown below. I hope this certificate review is providing you the detailed information in a simple form you where looking for.


We have idenified some issues with this certificate:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

Certificate Subject

CN=qa.learn.co

Amazon

Organization: Amazon
Organization unit: Server CA 1B
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 02:7f:9e:cb:78:4f:aa:b2:21:c4:3f:af:34:36:c2:9d
Serial Number (int): 3321098433872634620785138941673521821
Serial Number lenght: 122 bits, 16 octets

SubjectKeyId: 63:bc:03:5d:33:0e:94:24:36:44:66:ef:0e:d0:e5:3f:dc:13:9c:09
AuthorityKeyId: 59:a4:66:06:52:a0:7b:95:92:3c:a3:94:07:27:96:74:5b:f9:3d:d0

Fingerprint (sha1): 8d:02:72:99:22:2a:6c:e2:69:e0:a4:b9:a0:5c:0a:8d:9d:76:87:e0
Fingerprint (sha256): d2:6d:e5:5a:87:b8:d6:56:d1:e0:e8:ee:18:e9:23:e1:8c:1a:a8:f7:84:38:fb:48:45:f1:55:2d:eb:ad:0a:00

Issuing Certificate URL: http://crt.sca1b.amazontrust.com/sca1b.crt

Revocation information

OCSP Server: http://ocsp.sca1b.amazontrust.com
CRL Distribution Point: http://crl.sca1b.amazontrust.com/sca1b.crl

Check the revocation status for certificate qa.learn.co

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for qa.learn.co

Public Key Algorithm

RSA

Key Size

2048

Signature Algorithm

SHA256 with RSA

Key Usage

Digital Signature
Key Encipherment

Extended Key Usages

Server Authentication
Client Authentication

Extensions

10 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

qa.learn.co

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go.learn.co
gh.learn.co
*.learn.co
xid.learn.co
instruction.learn.co
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chef.students.learn.co
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instruction.learn.co
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go.learn.co
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help.learn.co
instruction.learn.co
staging.learn.co
learn.co
xid.learn.co
*.learn.co
instruction.learn.co
xid.learn.co
docs.learn.co
*.forge.learn.co
staginggh.learn.co
*.ide-proxy.ide.learn.co
xid.learn.co
xid.learn.co
xid.learn.co
gh.learn.co
*.courseconductor.learn.co
instruction.learn.co
*.qa.learn.co
learn.co
gh.learn.co
learn.co
students.learn.co
learn.co
staging.learn.co
gh.learn.co
*.forge.learn.co
abstruse.learn.co
docs.learn.co
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chef.students.learn.co
xid.learn.co
ile.learn.co
chef.students.learn.co
instruction.learn.co
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go.learn.co
staging.learn.co
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go.learn.co
*.learn.co
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my.learn.co
staging.learn.co
staging.learn.co
docs.learn.co
go.learn.co

Certificate

The complete raw certificate details for qa.learn.co in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAlj9GKeivS7mY9R46Bo1+
TYaCSxKlylOvoKbnA4mZg/3YBOg9d11bCgokaKviLyzaRhKX9EFuxZNiDWL4fJSm
I/6L/O4JHiMWSGmN9j1TqA2vysYnjUv0e8oM8N4BU2/wKbqxtKzieLG+JvH3AnSi
d9cDZsWgYA/xomgxb+I74W3PvgAQ2c/jB60LBHRUNeAfXRGVJURGEp/DA+iv1KAt
OHQMlqKMlF1Zr+1GsTM01TTFDG8Mh1CqM6v2DxAVL9aoDh92dqoqE0Wq5DtGOmgj
QBK1SXWlwuJx8JWRUBMrF0Qph4O0eQ26E7APNVPzzIU0Zlz6OJnZAhOG8nTA0U4U
OwIDAQAB
-----END PUBLIC KEY-----

ASN.1 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 3321098433872634620785138941673521821
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption)
 . . . . . . . . . . . . [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 'Amazon'
 . . . . . . . . . . . . [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 'Server CA 1B'
 . . . . . . . . . . . . [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 'Amazon'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-08-30 00:00:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-09-30 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 2.5.4.3 (commonName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'qa.learn.co'
 . . . . . . . . [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 18966947355167296634623187013062671262501501680228712701581492600350321349255528088754389148515600315123868663393101608239624510443248193327776780031570209868339982043723438933283091493386840831701449564762891796728037146535747340035263268839395602078510855931029417757204737177858094600125229353814578309799707002131844243467582808115767537468729535211967483695884374684646362979362602578366488261504049840147286925303381227394539633832843926147139614629150126544238232500591254395890298208697199322759842077292169624335640752070968687603140184794017468769004262520598999086970887155768176343381032686389166143837243
 . . . . . . . . . . . . . . . . . . . . [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 59a4660652a07b95923ca394072796745bf93dd0
 . . . . . . . . . . . . . . . . [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)
							63bc035d330e9424364466ef0ed0e53fdc139c09
 . . . . . . . . . . . . . . . . [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 (15 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'qa.learn.co'
 . . . . . . . . . . . . . . . . [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 (52 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://crl.sca1b.amazontrust.com/sca1b.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 (25 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.16.840.1.114412.1.2 (digiCertDVCert)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.23.140.1.2.1 (Domain Validation Certificates Policy)
 . . . . . . . . . . . . . . . . [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 (105 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.sca1b.amazontrust.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://crt.sca1b.amazontrust.com/sca1b.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 1.3.6.1.4.1.11129.2.4.3 (CT Precertificate Poison)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (2 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:5|false] NULL 
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption)
 . . . . . . . . [c:0|t:5|false] NULL 
 . . . . [c:0|t:3|false] BIT STRING (2048 bits)
		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