*.knowre.com

Issued by Amazon

About this certificate

This digital certificate with serial number 06:76:b8:68:1f:91:86:a1:46:9e:55:3c:f9:78:2c:55 was issued on by Amazon.

With 4 subject alternative names this certificate can be used to secure multiple fqdn's. 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=*.knowre.com

Amazon

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

This certificate has expire since

Certificate Details

Serial Number (hex): 06:76:b8:68:1f:91:86:a1:46:9e:55:3c:f9:78:2c:55
Serial Number (int): 8591799216882543608867474061181594709
Serial Number lenght: 123 bits, 16 octets

SubjectKeyId: dd:e7:cc:43:15:47:66:1d:ea:6d:cb:26:64:74:11:6b:0a:c6:e9:43
AuthorityKeyId: 59:a4:66:06:52:a0:7b:95:92:3c:a3:94:07:27:96:74:5b:f9:3d:d0

Fingerprint (sha1): 2f:74:5c:f7:d4:0b:7a:06:17:eb:be:e2:29:23:40:06:17:e7:6a:26
Fingerprint (sha256): ec:38:ae:92:7a:a5:09:19:37:24:13:65:c8:62:4d:b0:06:1a:d9:a7:0b:da:98:99:94:56:32:d6:0b:67:68:ed

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 *.knowre.com

4

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for *.knowre.com

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

9 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

*.knowre.com
*.knowreapp.com
*.knowreapi.com
*.knowreinc.com

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Certificate

The complete raw certificate details for *.knowre.com in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAujRDV047x0nCckzqpvF9
1SqxjnM0mC/Y1Sy/HgC98YoTHUv8j8s9vJzjQT5GKoyKga6nqplhcOva9tUthslE
C0DVAKhcBkl4aFOqXkzrJdYji4Lhuij/+wIiY2RN6Sb7qjquwkFRm+bp+bgLwL5E
iZWno58leTldJ233kdo64B60nwaMcmr8AGjZ9H8oHikc1ie7X3SAKqTP3RAAxa1F
U+YnzUc6bNVQ2HEWDlhfeFu5k7GZLWd6mGATImISmbukCMCon52tZ02MEUPfzE1j
NVAUSe/nGrRRFBybXHioGSYuK1sNth372pO+ttD6ZttUitsi0fw8LLjRmJ2t3WHS
zQIDAQAB
-----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 8591799216882543608867474061181594709
 . . . . . . . . [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 2016-09-25 00:00:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-10-25 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:12|false] UTF8String '*.knowre.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 23506096594630151027763041121136927533072746194750544537051851755232505137338128068081962151033168872016573039711186327242808420949813211263664305879055771919747956237641332068564960892792453431809920071120039939014165081671725565490943100225057997100092861108124611699248219585708958953906952228133949096208560179683606039474485720690563474198185185680006025808394346308272939016095214373218113993578091839230978177483752487598507392005698049804277647209966508225271081632884775889985397454007869507466855136578223544834028672639047882179272668645639440180537138384431030578539264309339503742202212920601382075093709
 . . . . . . . . . . . . . . . . . . . . [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)
							dde7cc431547661dea6dcb266474116b0ac6e943
 . . . . . . . . . . . . . . . . [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 (67 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.knowre.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.knowreapp.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.knowreapi.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.knowreinc.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 (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 (12 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.23.140.1.2.1 (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 1.2.840.113549.1.1.11 (sha256WithRSAEncryption)
 . . . . . . . . [c:0|t:5|false] NULL 
 . . . . [c:0|t:3|false] BIT STRING (2048 bits)
		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