zainas.jp
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:a1:df:40:77:c9:dc:a2:f2:97:36:c0:f7:5f:61:fb:33:ea 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:
- Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)
Certificate Subject
CN=zainas.jp
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:a1:df:40:77:c9:dc:a2:f2:97:36:c0:f7:5f:61:fb:33:eaSerial Number (int): 316419071449210702219762263656238145025002
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 8a:c7:30:e6:99:01:f7:c6:65:1d:13:a8:0b:c6:fe:94:67:37:12:c2
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 37:78:e5:89:80:6c:1b:25:8a:ff:39:f9:f8:94:f7:31:07:8e:71:55
Fingerprint (sha256): 3e:8b:3b:2c:0e:f8:9c:45:66:1c:9c:e3:d7:70:08:02:dd:86:80:20:a5:b4:15:65:30:2d:ab:c1:27:58:8b:08
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate zainas.jp
2
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for zainas.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.zainas.jp
zainas.jp
zainas.jp
Other certificates including the domain name zainas.jp
(limited to 100 certificates)
Certificate
The complete raw certificate details for zainas.jp in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIFWTCCBEGgAwIBAgISA6HfQHfJ3KLylzbA919h+zPqMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xODEyMDcwNTA3MThaFw0x OTAzMDcwNTA3MThaMBQxEjAQBgNVBAMTCXphaW5hcy5qcDCCASIwDQYJKoZIhvcN AQEBBQADggEPADCCAQoCggEBANLDrPOwhUaOgWBShkBv8f/Y4OlwI0P1ffPtJR0o mtepRS45N1JRhWkeegj0MQT0hlNPD4MyNvbULPo+h4Mlna8uCL+7jN/tXlLjofxx ynrhNW0pXKGJ5ptLdFjpfZo6nbBbW3H46g2xuZVZ4kOowh4cPgQW61UUv0wvSwfW U2ql5xt8JT9MUVKTXEkO3oIcZctV1hcy7as5ajMxPwECkeD+xSC6Z2RSy+FPuCri WgGS7gCVpCUwh+c0RyaGqQo+jNsZnVocbPL+SqCm8OUHSbHUqirnLn9nlxymEAI9 rT9dk4qhCtxBFhIAijO85Af9YzeE9GBf/4u2QcGf0646KSUCAwEAAaOCAm0wggJp MA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUEFjAUBggrBgEFBQcDAQYIKwYBBQUHAwIw DAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQUiscw5pkB98ZlHROoC8b+lGc3EsIwHwYD VR0jBBgwFoAUqEpqYwR93brm0Tm3pkVl7/Oo7KEwbwYIKwYBBQUHAQEEYzBhMC4G CCsGAQUFBzABhiJodHRwOi8vb2NzcC5pbnQteDMubGV0c2VuY3J5cHQub3JnMC8G CCsGAQUFBzAChiNodHRwOi8vY2VydC5pbnQteDMubGV0c2VuY3J5cHQub3JnLzAj BgNVHREEHDAagg13d3cuemFpbmFzLmpwggl6YWluYXMuanAwTAYDVR0gBEUwQzAI BgZngQwBAgEwNwYLKwYBBAGC3xMBAQEwKDAmBggrBgEFBQcCARYaaHR0cDovL2Nw cy5sZXRzZW5jcnlwdC5vcmcwggEEBgorBgEEAdZ5AgQCBIH1BIHyAPAAdQB0ftqD Ma0zEJEhnM4lT0Jwwr/9XkIgCMY3NXnmEHvMVgAAAWeHRwjXAAAEAwBGMEQCIHoP u3pn9bNPGg3OpWMveKW+iwpAr8lUIgZO7/FOLTGtAiABGWcCt3kftVOkF6Xb9N9y EtpUQA99DmR6rAjqDW3Q9QB3ACk8UZZUyDlluqpQ/FgH1Ldvv1h6KXLcpMMM9OVF R/R4AAABZ4dHCOAAAAQDAEgwRgIhAJQvfRMGKfATMPk2qkCuJiCSIPbYU9EheGim rAwGoX18AiEAinsIMc8X38/TKPRl7F0GbzWDSdwfAwL3hDdYDwh+3DwwDQYJKoZI hvcNAQELBQADggEBADuwWbwpcWnJWEk1eaNYNeaFisGJI6gvluPAI4YGiTw/PCFV yyd8/F9R6h6OI8hPgDcoba2+oPEOk+Wht/bLRk7gl1PfUlnIw+rBH54g0mO4wKnw OY9T/tn+QZwKQVrPdC9nMUjIbO2RPrgLcasuSTxSrW+PpYe/qrP92pusgEByvYZC YAn8wB9jnI8/K3oenNDPja/xX5/yS1ROkuAJ/96Q6s0iNdAErZCuGgqQGFLTXP7O FiBjrNKcnozq08aTLHNV+fjGnPUGuZj+gDuBNcayPKCIrwMnVMF7Xha9Z8qGLA/P KS4LaC/6GDF2LXQE3JA6eWHmAKRHyycfL7MMWYs= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA0sOs87CFRo6BYFKGQG/x /9jg6XAjQ/V98+0lHSia16lFLjk3UlGFaR56CPQxBPSGU08PgzI29tQs+j6HgyWd ry4Iv7uM3+1eUuOh/HHKeuE1bSlcoYnmm0t0WOl9mjqdsFtbcfjqDbG5lVniQ6jC Hhw+BBbrVRS/TC9LB9ZTaqXnG3wlP0xRUpNcSQ7eghxly1XWFzLtqzlqMzE/AQKR 4P7FILpnZFLL4U+4KuJaAZLuAJWkJTCH5zRHJoapCj6M2xmdWhxs8v5KoKbw5QdJ sdSqKucuf2eXHKYQAj2tP12TiqEK3EEWEgCKM7zkB/1jN4T0YF//i7ZBwZ/Trjop JQIDAQAB -----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 316419071449210702219762263656238145025002 . . . . . . . . [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 2018-12-07 05:07:18 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-03-07 05:07:18 +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 'zainas.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 26606535274258839507946862026448826797407835381182795917153523161933013542011654640266493739305796766867729762751175310502035809663605295269251131918224048488510784126916861702404998720764492097674758962569650258412672885664789745288369039260497716378671448920810324240616190590178460143058328060448130326991725668751502025086350551786563654248272378160973565720654313442534864256410941714636855597272574521386148731035753278512645057617536117432749341692438618091938282612278555260125216086114376990110913661387981197596051058098094782999304346640643482790776483113668859668074871915815565495356866191355807176206629 . . . . . . . . . . . . . . . . . . . . [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) 8ac730e69901f7c6651d13a80bc6fe94673712c2 . . . . . . . . . . . . . . . . [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 (28 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.zainas.jp' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'zainas.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) 00f0007500747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc5600000167874708d7000004030046304402207a0fbb7a67f5b34f1a0dcea5632f78a5be8b0a40afc95422064eeff14e2d31ad022001196702b7791fb553a417a5dbf4df7212da54400f7d0e647aac08ea0d6dd0f5007700293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f47800000167874708e00000040300483046022100942f7d130629f01330f936aa40ae26209220f6d853d1217868a6ac0c06a17d7c0221008a7b0831cf17dfcfd328f465ec5d066f358349dc1f0302f78437580f087edc3c . . . . [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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