zk01.alish.training.talk.to

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:a4:af:a0:66:e8:bd:96:46:ba:44:c3:1b:55:2b:0b:f8:f3 was issued on by Let's Encrypt.

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=zk01.alish.training.talk.to

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:a4:af:a0:66:e8:bd:96:46:ba:44:c3:1b:55:2b:0b:f8:f3
Serial Number (int): 404488899656080008060178353753242175535347
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: e3:f3:e6:84:16:73:99:4a:32:a5:3c:ec:2a:b6:77:a4:4c:81:df:0d
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): b6:cc:9a:e2:33:f0:02:4f:3f:e9:41:65:21:74:6f:d7:b1:f1:26:05
Fingerprint (sha256): c0:6e:83:42:8c:7c:ca:96:08:89:39:2c:76:f8:2e:4a:8d:83:dd:23:6d:be:7c:78:59:af:d5:cd:68:aa:17:5d

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org

Check the revocation status for certificate zk01.alish.training.talk.to

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for zk01.alish.training.talk.to

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

zk01.alish.training.talk.to

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cdhmgr01.darshan.training.talk.to
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zk01.alish.training.talk.to
blog.talk.to

Certificate

The complete raw certificate details for zk01.alish.training.talk.to in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA1v06hxGZLQzDVZers+JD
9sjliYULrdrJls9dSjYJMAtKMboSHoqF+YGcn7LrpYiBPpT1PJBc0uflmqWEwAiZ
Fqo8JiKZe4PXfo7C3OxpOIuO9Cule2ZYUItTFJQpTEvJ0UQX7gHp+Q37i69+xHbY
X+HXZhKc4xY1MPxdJk9FRTuemFjZw0t2yyRyi+rASWQzEThGa2eu4LqVOiQIlJR/
qlw5CCvq7uggHI7qx8uztcxP4vXo6nQbAly+yAcZhBBwC8kZ9QECUae+vt7FtjZ8
DNLM2oPASJK3C4jDuGE25g9i49kny13ob73fpN/W8rdGJ/V2gQlJqqZ4j8pVSlpJ
GQIDAQAB
-----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 404488899656080008060178353753242175535347
 . . . . . . . . [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 'Let's Encrypt'
 . . . . . . . . . . . . [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 'Let's Encrypt Authority X3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-12-06 23:25:46 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-03-06 23:25:46 +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 'zk01.alish.training.talk.to'
 . . . . . . . . [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 27139868951008785593773356222809921488135378535952168684234551349005773204534528858013087359252140515498261744226178813407628415099336836993123641302730794089578165274216301912201629609896003219494493335752045159070838291252422438505065671616193893180712282523146483213209053867480848176570588873841367275546971372127198089947960157829818363367646642245977750867867412516838092219603891384763610588157768683675625492488869060943813884139641760616548246534747774815860345733061757090092684030634760433177788683287955550075309442436237422310213067359076819349333996010413720096088969788179777092078297377209701078026521
 . . . . . . . . . . . . . . . . . . . . [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 2.5.29.15 (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 2.5.29.19 (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 2.5.29.14 (subjectKeyIdentifier)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes)
							e3f3e6841673994a32a53cec2ab677a44c81df0d
 . . . . . . . . . . . . . . . . [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 a84a6a63047dddbae6d139b7a64565eff3a8eca1
 . . . . . . . . . . . . . . . . [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 (99 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.int-x3.letsencrypt.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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://cert.int-x3.letsencrypt.org/'
 . . . . . . . . . . . . . . . . [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 (31 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'zk01.alish.training.talk.to'
 . . . . . . . . . . . . . . . . [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 (69 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 1.3.6.1.4.1.44947.1.1.1
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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 'http://cps.letsencrypt.org'
 . . . . . . . . . . . . . . . . [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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f00075005581d4c2169036014aea0b9b573c53f0c0e43878702508172fa3aa1d0713d30c00000167860e5a0d000004030046304402202b4eeb562bcdca1d54d67405538d86b2d896e3e3c8732f5e2c4e4cbb4c3d154402205a60d88fbf79572f9a41a5e939b246b30240a1c2e4a195b941f1b893e68b21e1007700293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f47800000167860e59670000040300483046022100812123299e39bf9cb6df359beb35bd3c047fd9f683936871fbbd3e8213fe8e060221008ac6062df969d13903284fb91bb9923d077a7c206737768163459cd190d5f3bf
 . . . . [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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