readz.com

Issued by Amazon

About this certificate

This digital certificate with serial number 08:13:be:19:69:89:93:f1:4a:82:3a:aa:c5:92:a3:60 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=readz.com

Amazon

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

This certificate has expire since

Certificate Details

Serial Number (hex): 08:13:be:19:69:89:93:f1:4a:82:3a:aa:c5:92:a3:60
Serial Number (int): 10736333277782492889597183954638775136
Serial Number lenght: 124 bits, 16 octets

SubjectKeyId: f2:61:fa:7c:fa:0f:56:4e:9a:e0:e8:09:df:75:52:e7:62:4d:94:7b
AuthorityKeyId: 59:a4:66:06:52:a0:7b:95:92:3c:a3:94:07:27:96:74:5b:f9:3d:d0

Fingerprint (sha1): f3:2c:ad:3c:07:19:83:37:ac:81:a1:8b:ec:92:b2:8f:41:49:f7:d8
Fingerprint (sha256): 4f:68:48:fd:56:77:f0:30:ac:f8:97:7f:7e:d1:9c:8e:4d:f3:42:cc:63:05:4a:04:f8:f4:52:88:f1:6a:a1:85

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-1.crl

Check the revocation status for certificate readz.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for readz.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

10 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

readz.com

Other certificates including the domain name readz.com

(limited to 100 certificates)

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAt5bsB+M5mkbl+1Bxc2d8
RNN/DxSYUXxOqaUNLVhSbPxvLRq6Aw45Ptv8Ld0WwuSI8yakxMCyypKEgrKfxK23
ONpX6xuWRXh7eMs8neblMv4I5DC4563/faZKi1bX58J6rbHBg319nrghPN5QA+8R
QANY/8fIch5FfzdxS0MrQC7Esqt9QkNveukOCA2YcgsaSfMNUzxsPw3gJGema0lZ
CenIXsMoaXS2jFXVYxVq7mC1LmujapScZaSpW9JkEFe8oCK12oXrqiI9zd+3JKHW
8H6h39r6RsHH5XnX71gRyw0wZn3MK7zoStCkw5NDVsw/cpUkS1PTefT2547p0d2B
LwIDAQAB
-----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 10736333277782492889597183954638775136
 . . . . . . . . [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 2022-10-31 00:00:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-11-29 23:59:59 +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 'readz.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 23176032218459565727535126450383378447474419226675830553356152384104741014971227979743426756788992019730748514688884392467683241951383069174021126022072935227882043353862637714407499293094719382175421354687337645759577935088337700429794142782421980859380083266633843181605499810268050776151374456480921615541896517887247584423155882976130114872700657719803728632433293615443186110293655441283316654078316368717783083773982876111335785805600691806636907602505070775379551358127859227241812210102228622617681678745449927077181060249905146400290250330160302718812315152010938607325935792624401341254500017526117146394927
 . . . . . . . . . . . . . . . . . . . . [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)
							f261fa7cfa0f564e9ae0e809df7552e7624d947b
 . . . . . . . . . . . . . . . . [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 (13 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'readz.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 (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://crl.sca1b.amazontrust.com/sca1b-1.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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (365 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (361 bytes)
							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
 . . . . [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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