southstone.maryannzykin.com

Issued by R3

About this certificate

This digital certificate with serial number 04:a0:d6:67:b6:2a:16:6c:ee:76:32:55:fc:8a:a8:81:a6:c9 was issued on by Let's Encrypt.

With 2 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:
  • DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
  • Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
  • Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)

Certificate Subject

CN=southstone.maryannzykin.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:a0:d6:67:b6:2a:16:6c:ee:76:32:55:fc:8a:a8:81:a6:c9
Serial Number (int): 403179315726798612875193961666447526700745
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: ed:71:ca:98:d3:3f:0f:c2:0a:ed:dd:76:a9:f2:53:fd:18:25:fb:1e
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 45:e2:ae:5a:bb:e4:b3:3b:b9:19:84:ce:5a:f7:20:82:82:5e:ca:e4
Fingerprint (sha256): da:00:29:23:12:8a:e5:04:26:c4:5e:1d:45:92:ca:e8:4f:7f:08:04:3c:64:a4:d6:7d:a4:8c:5f:74:86:fc:4a

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate southstone.maryannzykin.com

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for southstone.maryannzykin.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

southstone.maryannzykin.com
southstonegroup.com

Other certificates including the domain name maryannzykin.com

(limited to 100 certificates)
*.maryannzykin.com
maryannzykin.com
*.maryannzykin.com
*.maryannzykin.com
*.maryannzykin.com
*.maryannzykin.com
*.maryannzykin.com
southstone.maryannzykin.com
maryannzykin.com
*.maryannzykin.com
maryannzykin.com

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA1rgKcwIhsMBTkBoK4C+W
OxrNAxOTWPFSh0aTHkyHyNgTAZhng9FENvqcoS54hMJ2lEPQwvGeyz1JSmaGRwk4
rPLX+Vl8vTwT/RqyUyPBFKa1sy6L0vuteiHrPABSTtQOTCi5BgzIE7yB5lzmroM+
vfsVglRnRhgHjJFlwemCzZs0VDzjDOSTmsQtADU4kuAgFq8EIjHLhfU7zOYFQ+X6
2sz47H/TnkKq0w0RGvYYlHPxyoO4hO81uwlZ1CtQptsPHCQ7BCNDRk3IthRyoZBo
jk1DqvQRsMvEYqZ1T1m5TBPSjX1JkAqOKGVPR8Ot7A6F1tYgAuyoyTflja+A2lGa
RQIDAQAB
-----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 403179315726798612875193961666447526700745
 . . . . . . . . [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 'R3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-12-01 20:38:31 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-02-29 20:38:30 +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 'southstone.maryannzykin.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 27105751172234995363535936373538553154124012655882026390687968215137414615115241842789832785563272169661187652137330840409051925571958156363787970807333470862361496960756853433726424855921945318704687188803261455255006632458063331284264694702994179154168917087335218251154732188995737363485174780876586075286123503503595754505819882819716041424285921775380211132530200912909824403382801378792901241588611012188364574012335148283506757596438728775377652771263471453636079989109184370598203421288146620664353112972316475366595825310270215501647235910969877561214717353889331183179342010167173336908581704942897171896901
 . . . . . . . . . . . . . . . . . . . . [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)
							ed71ca98d33f0fc20aeddd76a9f253fd1825fb1e
 . . . . . . . . . . . . . . . . [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 142eb317b75856cbae500940e61faf9d8b14c2c6
 . . . . . . . . . . . . . . . . [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 (73 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://r3.o.lencr.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://r3.i.lencr.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 (52 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'southstone.maryannzykin.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'southstonegroup.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 (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 1.3.6.1.4.1.11129.2.4.3 (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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