kzmmtmt.pgw.jp

Issued by R3

About this certificate

This digital certificate with serial number 04:d7:3e:f7:75:f8:39:2c:fa:14:8f:0b:04:88:8e:a8:4d:13 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=kzmmtmt.pgw.jp

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:d7:3e:f7:75:f8:39:2c:fa:14:8f:0b:04:88:8e:a8:4d:13
Serial Number (int): 421693549640813682067715159651962029886739
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: eb:07:fd:87:57:8b:35:53:a9:d6:57:bf:33:8e:38:b4:2c:28:a0:7d
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 71:16:f6:9e:16:bc:0d:4f:aa:c9:6c:7f:aa:93:2d:6b:45:0f:ec:1d
Fingerprint (sha256): 0e:d7:90:56:3e:8b:27:7a:84:3c:24:e8:93:9a:8b:95:03:f2:33:f5:b7:6f:5b:ac:aa:24:21:e7:75:68:0c:94

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

Revocation information

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

Check the revocation status for certificate kzmmtmt.pgw.jp

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for kzmmtmt.pgw.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

9 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

kzmmtmt.pgw.jp

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Certificate

The complete raw certificate details for kzmmtmt.pgw.jp in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAxC9ns91N5cNBNIBtp04w
t3HRN2cXr44aEzSr32eT8WSUE0BaZMa3oI/oihOirOtmJvBha3Tyygjia935kwk1
nmYDyxv9J1r94i7ZpyWtLgN09rU60s//q/iy0obfi+/+oXt15G/ALbp9RvHuVwzg
pENzOdWU4Zdh55Hh8QrcWQevCuNdROEOojZ9uWnziOXWSKjQeErxKk7fGbPwjpj9
xwuBO6oJrC3gS914o/fjxEa84bP2hG5rydbvcWVGomAtQAb1T+WPhAq4XZD6ylYD
FC6r7up3W/EWSI46Upx7Xh50eCKQvnlAgrKBDOE4NDRJaDoINZg41b7TBJTyVPyp
LQIDAQAB
-----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 421693549640813682067715159651962029886739
 . . . . . . . . [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 2024-01-23 07:06:14 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-04-22 07:06:13 +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 'kzmmtmt.pgw.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 (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 24766084093617858975388702904250612960098267713738981627449805132688874706388562293710841403611622000570737036356251732015391570475897036864980330811941764595395885504558409665888384135107398817917916061507677318423814077763810440470855832217505004688342059962787722477960375604729575566300957620009443316564811729518433185460710673468518663457008230867021239965907198308144867649028081782912096376379035967187390549590887394492053915072870494896974374727972657374381876637744319936402796188552985638312070795719001664640433576863283168841205698891945612078737968197511123213811782447240577275484710714849247146846509
 . . . . . . . . . . . . . . . . . . . . [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)
							eb07fd87578b3553a9d657bf338e38b42c28a07d
 . . . . . . . . . . . . . . . . [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 (18 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'kzmmtmt.pgw.jp'
 . . . . . . . . . . . . . . . . [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)
							00ef0075003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018d355b06af000004030046304402200d393d141c31d4444fd3d726eb1fb9e2e0d1aa606b53874799c396f33ec7cf980220296a0d4bb71f19445414d6d7ca8d05f3fe9140fb6c287b3bcf135f70fb0d013b00760048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018d355b06df0000040300473045022100d676bddd3874f9ad42d030bcefa71b5f561a15c2068f89fa572a3a12eecb829f0220587ed6277fd7be7e5672453215be2ec4616979aa2ead9bf6a38352f0c47166ee
 . . . . [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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