jemsu.com

Issued by R3

About this certificate

This digital certificate with serial number 03:48:36:57:f2:f0:98:f4:c6:a7:c5:7c:6c:bd:23:cc:7d:08 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=jemsu.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:48:36:57:f2:f0:98:f4:c6:a7:c5:7c:6c:bd:23:cc:7d:08
Serial Number (int): 285909423182592608021019072251752669281544
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 87:e8:8f:47:da:ec:b4:65:d8:07:60:43:0b:1b:ee:2c:e9:fd:af:fc
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 73:5f:2f:e8:5e:47:9f:03:46:79:ae:03:58:a2:55:52:0d:25:16:7f
Fingerprint (sha256): 84:1d:5d:91:a3:d6:11:c8:41:d3:b9:0d:19:e7:71:56:af:a5:67:ad:ad:7b:d9:26:1f:71:1c:c0:c0:7a:8c:39

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

Revocation information

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

Check the revocation status for certificate jemsu.com

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for jemsu.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

jemsu.com
www.jemsu.com

Other certificates including the domain name jemsu.com

(limited to 100 certificates)

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvVfd8SxqbyjnS7mg84Bc
C8CU/3xOOLJCjTXSQT8fFiBYBS3q7uHJ5sUQC1M4YTdyXRj1XbUC7uxRVVwb4jmU
0wLGOuIVmvThu1GAXdRhdAaPpqTD1B2PD/CZxImNWcpm5PfAxWZOlLuqJvmyfLnf
KQuu4Tw5meN/vwn+Sy6V087AisRk2X/U6ejkpuHpKeTKCUC41Rqhy9+e9f7eCRYi
4bi2epHrIM1TwwngqDkj0/yEMJWXRoNzjcyCmH/tiEhalEEU3aUY5NswotwU5bcA
OThWehCUsbxbXY0p7VZGzNOjjXbx3abqdgy44wkc3eBAeIom8sJYMyAk1LYAP8L0
jwIDAQAB
-----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 285909423182592608021019072251752669281544
 . . . . . . . . [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 2024-03-29 13:02:14 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-06-27 13:02:13 +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 'jemsu.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 23902368452072115968729600979630862624546057166415745733268086883744645837118224765000160893350080895421935172359339912159152235151251379137678508062925828498449190716013997038325182114068474458039292531493893760063111884005335818858877130912901257562318823372275719155956627576324699256135701673353846860663084707238956669520905286507893857112564633730197572103577945337588085162004373115860586922915350614814486146894519169280694245850627823435706510498232278499695644199404594815427906384443952253134513849823117225533522317753392950111123902049509077441766312443646052607655667757519166877694812027731362783097999
 . . . . . . . . . . . . . . . . . . . . [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)
							87e88f47daecb465d80760430b1bee2ce9fdaffc
 . . . . . . . . . . . . . . . . [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 (28 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'jemsu.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.jemsu.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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef0076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018e8a84ad9c0000040300473045022100c44449312387a42d86295b2d5fd2757490cb98165db1711503b63e6a891ec75f02202a4abcf33358b3bd5a848d5c706bbcf9b5a992f673c96b8c005d91ec5ed573ee007500a2e2bfd61ede2f2f07a0d64e6d37a7dc6543b0c6b52ea2dab78af89a6df517d80000018e8a84adb9000004030046304402201b4d08dfb82f377abb30f75e428268d0f7d9b5bce607f17e2dc44bba532abc6602201ec93b3e205d78204c6150c5dc97764e50937bf8b40c054c2aa5c0587aeefac3
 . . . . [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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