www.hkakizawa.jp
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 04:f7:46:5c:cd:cd:b1:b0:04:52:40:4f:d2:89:9f:be:4a:9a 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:
- Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)
Certificate Subject
CN=www.hkakizawa.jp
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 04:f7:46:5c:cd:cd:b1:b0:04:52:40:4f:d2:89:9f:be:4a:9aSerial Number (int): 432592416181719450079300206812974251133594
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: a5:53:6a:9e:bc:4c:e4:60:34:c0:8f:13:31:43:f9:8f:88:70:62:31
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 5f:f2:4f:d4:5d:eb:24:fd:6b:5b:81:24:5a:63:3c:c5:d1:9b:a2:06
Fingerprint (sha256): 5b:51:52:f3:57:eb:e5:3c:f7:b5:ae:6a:3b:6b:31:26:a3:94:c1:45:07:eb:5f:4f:59:f9:b6:d4:4e:50:4d:58
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate www.hkakizawa.jp
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for www.hkakizawa.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
www.hkakizawa.jp
Other certificates including the domain name hkakizawa.jp
(limited to 100 certificates)
www.hkakizawa.jp
www.hkakizawa.jp
www.hkakizawa.jp
hkakizawa.jp
hkakizawa.jp
www.hkakizawa.jp
hkakizawa.jp
www.hkakizawa.jp
www.hkakizawa.jp
www.hkakizawa.jp
www.hkakizawa.jp
www.hkakizawa.jp
www.hkakizawa.jp
www.hkakizawa.jp
www.hkakizawa.jp
www.hkakizawa.jp
www.hkakizawa.jp
www.hkakizawa.jp
www.hkakizawa.jp
www.hkakizawa.jp
hkakizawa.jp
hkakizawa.jp
www.hkakizawa.jp
www.hkakizawa.jp
www.hkakizawa.jp
www.hkakizawa.jp
www.hkakizawa.jp
www.hkakizawa.jp
hkakizawa.jp
hkakizawa.jp
www.hkakizawa.jp
hkakizawa.jp
www.hkakizawa.jp
www.hkakizawa.jp
www.hkakizawa.jp
www.hkakizawa.jp
www.hkakizawa.jp
www.hkakizawa.jp
www.hkakizawa.jp
www.hkakizawa.jp
www.hkakizawa.jp
www.hkakizawa.jp
www.hkakizawa.jp
www.hkakizawa.jp
www.hkakizawa.jp
hkakizawa.jp
hkakizawa.jp
www.hkakizawa.jp
www.hkakizawa.jp
www.hkakizawa.jp
www.hkakizawa.jp
Certificate
The complete raw certificate details for www.hkakizawa.jp in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIFWDCCBECgAwIBAgISBPdGXM3NsbAEUkBP0omfvkqaMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTA0MjYxMzA4MDRaFw0x OTA3MjUxMzA4MDRaMBsxGTAXBgNVBAMTEHd3dy5oa2FraXphd2EuanAwggEiMA0G CSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQC98kW6av8YVJuPWXZl4Bf+julFObd5 eIrC4D9VvSofmrSPNsYyD7LlJdzjSvPnaYTv8KM0Qm9hmZk58JZeoe0bQPO6hN7H JylCxv8IgneqtpisKqFlh1Yb3VrNxTMZHB2c/C8u5lZP2SdCyk00Q0Jy06ca5G5S x1Z4GxZ7C/cV73U6OoC+S11IJKrGx0jiC1eX6GYdgq7M1nRxMJukj3VC1EuwarTG t31uafQQv3xKcRoeOrTZwlA57ITaVz9Ca3OYLXR67Yjq5v+0G2+oyHgNQWhHo1eR L1K21X6yg3qAmUcR1knwN3WgPrgtibDG05/zXj5NWUVyfVkwRNevU9itAgMBAAGj ggJlMIICYTAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYIKwYBBQUHAwEGCCsG AQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFKVTap68TORgNMCPEzFD+Y+I cGIxMB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/zqOyhMG8GCCsGAQUFBwEB BGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50LXgzLmxldHNlbmNyeXB0 Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgzLmxldHNlbmNyeXB0 Lm9yZy8wGwYDVR0RBBQwEoIQd3d3LmhrYWtpemF3YS5qcDBMBgNVHSAERTBDMAgG BmeBDAECATA3BgsrBgEEAYLfEwEBATAoMCYGCCsGAQUFBwIBFhpodHRwOi8vY3Bz LmxldHNlbmNyeXB0Lm9yZzCCAQQGCisGAQQB1nkCBAIEgfUEgfIA8AB2AOJpS64m 6OlACeiGG7Y7g9Q+5/50iPukjyiTAZ3d8dv+AAABaln5gVAAAAQDAEcwRQIgUp0p gz5gIiL7Zdg0Nz09arbNI7B/nhiedBF6QOIM21oCIQCKs0Vo3kX2RbRwjP02o65T BfhRhxknJpHY01SkacVPsgB2ACk8UZZUyDlluqpQ/FgH1Ldvv1h6KXLcpMMM9OVF R/R4AAABaln5gT8AAAQDAEcwRQIhAKQNDyZBpxTQWnQoGlgKZRMXui4Rfeuw+Pwl 7eWkmxSyAiB/5qUqxJzOfCehyWcGIybHpmTnN2YUZMliuZthEF34ITANBgkqhkiG 9w0BAQsFAAOCAQEAfjejc8SHZi2oKbc+XEpFv+3wjArTXk0MweD1TM2Qc+3tlP1A PqK+MzS3QIqdRnyAXa7KmP7Witt/TbXBC50LGPcX9aJ+qABALsEfkmiS1Dbai7mM 4qXFb1iScIrIeD2R+sRRmO7unpMybJtClXqhtOOMTRSllkazRe7dkTrvOY+hIW+y DQRMz0sDL8Jvtg3hGYF8sFexYdt6rzA5MGWCv4ZOvCUERGeG8zj2cLdEyaefuTHq DHG3eo3ORrmv0vjU1jxouomhX9rL9WcpelwB8xMCtHP9G50z7Vf6tZGYmJ1S36Uv E89XeNJsoUu5r1ELTkPr0pl1Jox8yDwHsijYWA== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvfJFumr/GFSbj1l2ZeAX /o7pRTm3eXiKwuA/Vb0qH5q0jzbGMg+y5SXc40rz52mE7/CjNEJvYZmZOfCWXqHt G0DzuoTexycpQsb/CIJ3qraYrCqhZYdWG91azcUzGRwdnPwvLuZWT9knQspNNENC ctOnGuRuUsdWeBsWewv3Fe91OjqAvktdSCSqxsdI4gtXl+hmHYKuzNZ0cTCbpI91 QtRLsGq0xrd9bmn0EL98SnEaHjq02cJQOeyE2lc/QmtzmC10eu2I6ub/tBtvqMh4 DUFoR6NXkS9SttV+soN6gJlHEdZJ8Dd1oD64LYmwxtOf814+TVlFcn1ZMETXr1PY rQIDAQAB -----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 432592416181719450079300206812974251133594 . . . . . . . . [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 'Let's Encrypt Authority X3' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-04-26 13:08:04 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-07-25 13:08:04 +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 'www.hkakizawa.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 23978508599742605805446794157911328410717352400498874127881416065886207103541817130527300263218415818104155417891303496642125047105487764509903644157633388957400641354803422530737024192375165736467921332649613637243363988120626639206336339910383648168148602854920060198335375822967875294263893764909253764482213890871164636796164770563851047431932578423549099184708782165111673495157697809049117636272486664950528448811089762660416628430708997634950493801665412419547794832610600637086851268328162818769350140326554997029169665459047119165653381761801552906791182681843084176576159733112295907530260277166626355533997 . . . . . . . . . . . . . . . . . . . . [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) a5536a9ebc4ce46034c08f133143f98f88706231 . . . . . . . . . . . . . . . . [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 a84a6a63047dddbae6d139b7a64565eff3a8eca1 . . . . . . . . . . . . . . . . [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 (99 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://ocsp.int-x3.letsencrypt.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://cert.int-x3.letsencrypt.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 (20 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.hkakizawa.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 (69 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 1.3.6.1.4.1.44947.1.1.1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.1 (cps) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'http://cps.letsencrypt.org' . . . . . . . . . . . . . . . . [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) 00f0007600e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe0000016a59f9815000000403004730450220529d29833e602222fb65d834373d3d6ab6cd23b07f9e189e74117a40e20cdb5a0221008ab34568de45f645b4708cfd36a3ae5305f8518719272691d8d354a469c54fb2007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016a59f9813f0000040300473045022100a40d0f2641a714d05a74281a580a651317ba2e117debb0f8fc25ede5a49b14b202207fe6a52ac49cce7c27a1c967062326c7a664e737661464c962b99b61105df821 . . . . [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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