h.zstbio.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:14:7f:54:d2:19:ad:f6:98:2d:0d:b4:9d:96:e5:6a:f7:8b was issued on by Let's Encrypt.

With 6 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=h.zstbio.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:14:7f:54:d2:19:ad:f6:98:2d:0d:b4:9d:96:e5:6a:f7:8b
Serial Number (int): 268311757503440870301307682546001065473931
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 7d:81:d8:97:53:a6:6c:c8:5b:ab:fc:54:9b:57:9f:e7:e7:12:d5:97
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): c5:15:dd:8f:06:62:c6:94:21:eb:f6:88:50:e8:93:f2:68:4d:7e:46
Fingerprint (sha256): 04:f7:60:3f:e7:2f:37:21:c3:c9:37:b3:9a:86:52:56:99:29:14:76:a4:a8:c8:f7:1c:c4:91:40:fe:f0:ba:f6

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 h.zstbio.com

6

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for h.zstbio.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

ddnsupdate.kinten.net
h.zstbio.com
nch.zstbio.com
rc.zstbio.com
v2h.kinten.net
v2h.zaishengtang.com

Other certificates including the domain name zstbio.com

(limited to 100 certificates)

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA2qnG93aYkfhat/5ImIUf
77rvYaCRqVYz9ZHwsUjSRXXBHQ0kB639Jn186lGsBnZvRJ0+ssO4cJVfPW99IUNq
qOiJjdjoEYSD+2MgEnXLvsWqJk8TKXzA9YVZ+h6VKo0F1epdsdC5JKQpEpvZ3x6z
GJJsOxtmZ7EzmD0L1RFlIRl89lmeSnBGbqZQAnikbCiNKKrjrrG3cDMKz2y8xlPj
6DK0QopvKPviKwXVlDQbcdY0jkLozH8A/JDAQW8VBP5pZG/49NASvSCr6IAJdM58
oB5iT7pJV24qXFh7/p0fPpQ+LHPhyVgS83Y3NaU+lA4ZjV9300OWbpzJn/DkJ85o
twIDAQAB
-----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 268311757503440870301307682546001065473931
 . . . . . . . . [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 2020-02-25 22:59:18 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-25 22:59:18 +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 'h.zstbio.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 27603670746869565470027716666430166818362777421924391458702054221699391806966636295877759427202070358494378456733645304863410338147347273169042683851317041395096610414583762109970109199180037640374353635918654786652185441969616318105206586221598331593472517747498721045849043853484520072972944257127514988392388457552918435656273856892057260743141700190116038145705779052913843526976774999626057653472555638959564684286773033195539095350344182724834838818954790604970549242419682439684504047740867261600390773417709800424292175499247095701609005589577161964087057031314750574125247224290060301266488687150901012359351
 . . . . . . . . . . . . . . . . . . . . [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)
							7d81d89753a66cc85babfc549b579fe7e712d597
 . . . . . . . . . . . . . . . . [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 (108 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ddnsupdate.kinten.net'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'h.zstbio.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'nch.zstbio.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'rc.zstbio.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'v2h.kinten.net'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'v2h.zaishengtang.com'
 . . . . . . . . . . . . . . . . [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 (247 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
							00f2007700f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb273000001707eca66f50000040300483046022100ebe5abaa0b90d3f95576e3582c39d672276f76f2b27904d7829e6702ec5572d6022100eac84605aab4f5c33950a5f05af55e4db8cb4ec2bcac5fe27359f1b35b5e0834007700b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e000001707eca66e90000040300483046022100f602dce1c7bfb6a7f5fc837cdb03cab6f528d073d9926f179bc71b549841d98b0221009e153fb14fc0c4f08e7ba309fd7e6ed37bb0e6a72f57586c563ee1cce35f4686
 . . . . [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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