sheldon.co

Issued by R3

About this certificate

This digital certificate with serial number 03:79:02:df:5f:65:85:4d:36:44:fd:5d:f3:20:c9:5a:56:cf 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:
  • 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=sheldon.co

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:79:02:df:5f:65:85:4d:36:44:fd:5d:f3:20:c9:5a:56:cf
Serial Number (int): 302514842465777528727971159201927239718607
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: ca:35:a4:25:08:61:a1:cc:43:10:2a:32:4b:f0:3e:2e:7a:19:84:11
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 2c:e7:a1:21:53:bd:51:c4:4a:30:e4:f0:3a:77:53:b0:03:22:4f:82
Fingerprint (sha256): 0c:d5:41:72:fb:42:67:a3:c7:99:1e:8a:0e:ac:5c:fb:b4:57:3a:b2:19:43:e4:6f:9f:e2:d7:3e:e8:e2:b8:7d

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

Revocation information

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

Check the revocation status for certificate sheldon.co

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for sheldon.co

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

sheldon.co

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sheldon.co
sheldon.co
www.shortcut.ai
dr-cardio.com
sheldon.co
www.yakka.agency

Certificate

The complete raw certificate details for sheldon.co in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAq7krYrvTWz7PEoe95yIM
ZutKdXG/ANaWYf7J/H9mo28MMzLOsql7NgxwsD3AuPJM1ILI2sd4yTuFDHAu7nn7
CXNCA3tu2GxkaRkbQhhKwSoZ4KISPXMWcuU2+M9GZLm3Yc78gD1l1rzkCNbITAFy
1/9bs9fh8HXsJVahbS5q6ZCUdJPb1Y5GjIOJmSY/yKYXH6Lj348YPdo0UHjgY3JF
5CpbKIXTzY3ubwaEiOAvLZ2FlZuIlyYzYd+lAVPk6dMMolMHbMhWTgKJIZDjszV7
aiGVohWw1HMPkEQozAx18B9jGiMSfXU4PSGhI2OrbWxQHJVUR1j+qcg6ldoxrntG
cQIDAQAB
-----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 302514842465777528727971159201927239718607
 . . . . . . . . [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 22:10:07 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-06-14 22:10:06 +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 'sheldon.co'
 . . . . . . . . [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 21678060620657588898859478737469313563144633221626294623437372929318118106538768234722579187553357347100133653121790190416688577502924750660062282518857644982884572141117634197007907600935597717961421415987992876006198872597462467313826361028969337574617475001313439666137870483160289735846422324105529466038869682898569885554557338137554576367389582682191151489974220437105760255222352496863674542853611001848175272853860063636113612198651957200265926643332105707108696706068760359198017092328606571805193926969036745284560621086928010070610353807092120814174210229461466685522696156159819379088744732422428056831601
 . . . . . . . . . . . . . . . . . . . . [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)
							ca35a4250861a1cc43102a324bf03e2e7a198411
 . . . . . . . . . . . . . . . . [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 (14 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'sheldon.co'
 . . . . . . . . . . . . . . . . [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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef0076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018e49879c6f0000040300473045022100de19138ecfd412620134048c9558b8710282165602b394bd9e5553c1bcdbf7cb02203c3980476df2f26d50f2d270d72cc02ffbbbd83b55f32c62d82386a75ebd43b400750048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018e49879e5c00000403004630440220140ddb6897442411b831889ce7ad7fc714cd1ba359ad3b9c342c2181b63b16ae02200914126cc56678aa09994aa7aff620a937c6d79ebf0639c04465b3223ef196c9
 . . . . [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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