maryannzykin.com

Issued by R3

About this certificate

This digital certificate with serial number 04:66:83:c9:0f:ee:9a:c8:28:98:eb:31:8c:3b:64:b0:56:9f was issued on by Let's Encrypt.

With 3 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=maryannzykin.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:66:83:c9:0f:ee:9a:c8:28:98:eb:31:8c:3b:64:b0:56:9f
Serial Number (int): 383333117995233448741025431990769843984031
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: b0:dc:ca:44:9f:4c:60:cc:4b:ee:98:38:b3:5d:9f:5e:fa:17:ed:59
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 10:7e:d5:03:02:ce:fe:89:bd:76:27:22:76:3e:c5:cf:2d:44:b2:a3
Fingerprint (sha256): 4e:34:0e:f4:ed:2a:ef:b3:96:b5:bc:e3:65:6d:b7:86:1e:36:eb:f1:7d:1f:7e:72:6f:eb:8e:b4:96:29:75:96

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

Revocation information

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

Check the revocation status for certificate maryannzykin.com

3

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for 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

maryannzykin.com
staging.maryannzykin.com
www.maryannzykin.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 maryannzykin.com in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAnYS0EVNH5AyMKNMa0TZQ
8GTKuNIiF4gpdIJYA5EeBpiLJND8KiVB/pw8sXcFpRCo6CkdlPhoGLzS4CZResMb
e0lXCRcBfFszZn5AqlcgmyFfQdlnCW6953t6alHNAw26HHEmYRKywHDIr02LXQA5
0K/d9G9zjERqElqpBUyEnm+MG8mYR6eXeruc77WKfgVi/Rh9vJpVfC191HHBq9KJ
7nGO1gcktwqKPCLmNiCpSbiiNXqzc54DKKCQgQwokLsmuV4MLMQq42HFYnfZtZA1
cNWMoVrJQn2ZExw9FNpzJaQUiGCL+BSAiReHm5TBkCjThVGmRXRkxYVMGhTrMNlC
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 383333117995233448741025431990769843984031
 . . . . . . . . [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 2024-03-16 08:59:56 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-06-14 08:59:55 +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 '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 19884852359891823531468078686191593483760418847716580057067606364038812743208201647641953923965716499780498923674789478596979413949436528601890770035446294473371861468511599641317192095533665638536690933903763665161330034678238251935613390290223257316208823071346914797173259697033416922292896974255119105269510051414754590288761999059069859836094474153861021235310050578669498561911877360011082513922962863314904563291926905996682391680229336696442417179726455602574595442097260294446960829328635515246606189087810231359426316697886423354493665225532574151766236266070529143471220175085999990799621045189984137069157
 . . . . . . . . . . . . . . . . . . . . [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)
							b0dcca449f4c60cc4bee9838b35d9f5efa17ed59
 . . . . . . . . . . . . . . . . [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 (68 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'maryannzykin.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'staging.maryannzykin.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.maryannzykin.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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007600a2e2bfd61ede2f2f07a0d64e6d37a7dc6543b0c6b52ea2dab78af89a6df517d80000018e46b42d8700000403004730450221008a4f18fff140a9d66dedc28572025965376d84cec3bfefdf34d0ac8a5a5044ec02202f694e33148a0dbf24c6c532b9fea46931e0fc52778d0f949b0be3b16c5d60130076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018e46b42f630000040300473045022100bff8982dfdc3154b91371bad20ef5e4fa62f66f9596f692864f298277518187c02202e9dab7c54c64ac0837e97ca521264ea2455863766f79864f199265725060a80
 . . . . [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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