DV SSL/TLS Certificate for shobara-enmusubi.jp

Certificate is witin its validity period

Issued by Let's Encrypt (R11)

About the shobara-enmusubi.jp DV SSL/TLS Certificate

This certificate with serial number 05:6c:17:fd:b0:3c:af:f6:f5:b0:3b:e6:b4:92:cf:b1:10:b6 for shobara-enmusubi.jp was issued on by Let's Encrypt.

With 2 subject alternative names, this certificate can be used to secure multiple FQDNs. This DV SSL/TLS Certificate is currently within its validity period but we haven't checked the revocation status of this certificate, you can do this simply on revocationcheck.com. We have found some issues with the compliance of this certificate, they are be shown below. We hope this DV SSL/TLS Certificate review for shobara-enmusubi.jp provides you with the detailed information you were looking for.


We have identified some issues with this certificate:
  • 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)

Let's Encrypt

Organization: Let's Encrypt
Country: US

This X.509 certificate will expire on

Certificate Details

Serial Number (hex): 05:6c:17:fd:b0:3c:af:f6:f5:b0:3b:e6:b4:92:cf:b1:10:b6
Serial Number (int): 472343814755783088089881707945256178225334
Serial Number Length: 139 bits, 18 octets

Subject Key Identifier: e2:f0:eb:f3:f8:07:fb:7a:e5:2f:e3:85:b6:6a:d5:c2:b5:a5:8a:b5
Authority Key Identifier: c5:cf:46:a4:ea:f4:c3:c0:7a:6c:95:c4:2d:b0:5e:92:2f:26:e3:b9

Fingerprint (SHA-1): c5:74:9d:c8:00:3e:eb:00:0c:26:93:e2:28:2a:b4:ae:32:f0:7c:aa
Fingerprint (SHA-256): 95:f7:cb:72:4b:d9:4f:cc:fa:ba:24:06:56:6a:10:ca:d0:3b:d3:dc:d2:a1:e9:c4:6d:0e:42:a3:41:97:a6:39

Issuing Certificate URL: http://r11.i.lencr.org/

Revocation Information

CRL Distribution Point: http://r11.c.lencr.org/55.crl

Check the revocation status for certificate shobara-enmusubi.jp
2
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details of the X.509 certificate for shobara-enmusubi.jp

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
10
CA Certificate
This is not a CA certificate

Subject Alternative Names

X.509 Certificate

The complete raw X.509 certificate details for shobara-enmusubi.jp in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAspFH3mMvWYzIdoI6dnIN
msei52Hlg27ZyXWhzG69VeVtKmmY+0SBVbSrGJuvAG9IW0+yLssSeHDCIBNzVMeE
sobVj9yXd+NpaePpIlN3InjN9xryQIqsl93onyTFyZTm45ans7zCIk3M/KgPm0F7
Hi7Y3KfrLinFTq/F1T79u2upO3zJqnXQSw0UBj7E2h0M8gJOo4tHT8S0IuHg/0o5
Gl2GUEJx7S/ZiNJAHxxUjc+0QG5tIPktz+LD7MYCxY0eUS8tKf1PDarqGNIFJFf/
fKGlOQ7ow8AJNyCjc2Q9m7WMkCPaXYSdUiPW5mbHhVSdZ0lKv3JBawiZOkNDpT87
awIDAQAB
-----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 472343814755783088089881707945256178225334
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11
 . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'R11'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-06-09 01:36:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-09-07 01:35:59 +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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'shobara-enmusubi.jp'
 . . . . . . . . [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
 . . . . . . . . . . . . . . . . [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 22542058885510668274811791177517919023308471498524326998672503513815642321958105728299367664787045019848851051562144865752710235225096931919789845773274644924596150235102401408095554569826280714627713344664723907756661447940943282105409758359707905628209063442260028045937644327117641878036357884004021493150211513238761706713280798738151788527148726507117907919153257498589210645755068372921122862748374249006145225035742865873282899529416918281180408022472224385456286010674573520425937230765632393326910726584974754140878267534835840695569035456771234534563155460886417469222243068044110440681372279445431930272619
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes)
							e2f0ebf3f807fb7ae52fe385b66ad5c2b5a58ab5
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.35
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName c5cf46a4eaf4c3c07a6c95c42db05e922f26e3b9
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (39 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r11.i.lencr.org/'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.17
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (48 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'shobara-enmusubi.jp'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.shobara-enmusubi.jp'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.32
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.31
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (39 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r11.c.lencr.org/55.crl'
 . . . . . . . . . . . . . . . . [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)
							00f2007700ed3c4bd6e806c2a4a20057dbcb24e23801df512fedc486c5700f20ddb73e3fe000000197528a17060000040300483046022100f2061bb1790687ce1d6a8b8a84af1dbb85227c04774fd890e062c3c76cbfd231022100db46eb0619f8b3a75bd4215fda589128db5dace49e6084c9b511ae4602cc2a33007700ccfb0f6a85710965fe959b53cee9b27c22e9855c0d978db6a97e54c0fe4c0db000000197528a170e0000040300483046022100cdfaeb3013b597717ed4bddc2348cf0869777e871bfe6765ea72f702a13b73ad022100d860ad2e30e6fab7be42ed8cd357eb1fe600a3feefec2c025d32d0164c99f89e
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11
 . . . . . . . . [c:0|t:5|false] NULL []
 . . . . [c:0|t:3|false] BIT STRING (2048 bits)
		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