www.nexite.jp
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:de:4f:5c:74:57:6b:c4:3a:4d:7a:9d:e1:7b:dc:e3:dc:cc was issued on by Let's Encrypt.
With 7 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=www.nexite.jp
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:de:4f:5c:74:57:6b:c4:3a:4d:7a:9d:e1:7b:dc:e3:dc:ccSerial Number (int): 336985032314392788670014872625147363450060
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: ea:e1:d2:db:a3:20:fd:52:9e:c4:db:5e:47:30:f4:16:5b:da:5e:f0
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 7c:2a:22:de:2e:61:d9:59:0f:ee:ad:05:91:4f:33:34:7b:3b:3f:a4
Fingerprint (sha256): 56:48:51:ee:0b:72:9b:78:eb:f1:0c:fe:78:ba:d5:52:1a:86:23:f7:95:6e:c9:52:d7:9e:07:ab:15:71:b5:96
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.nexite.jp
7
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for www.nexite.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
demo1.nexite.jp
demo2.nexite.jp
demo3.nexite.jp
demo4.nexite.jp
demo5.nexite.jp
nexite.jp
www.nexite.jp
demo2.nexite.jp
demo3.nexite.jp
demo4.nexite.jp
demo5.nexite.jp
nexite.jp
www.nexite.jp
Other certificates including the domain name nexite.jp
(limited to 100 certificates)
Certificate
The complete raw certificate details for www.nexite.jp in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGZTCCBU2gAwIBAgISA95PXHRXa8Q6TXqd4Xvc49zMMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xODA1MTYxNTAwNDJaFw0x ODA4MTQxNTAwNDJaMBgxFjAUBgNVBAMTDXd3dy5uZXhpdGUuanAwggEiMA0GCSqG SIb3DQEBAQUAA4IBDwAwggEKAoIBAQDhIMlPGBjd8zxV9Zv3IZRLdV9W7f+D9xgh OIqnvJX2DZlCQbMiGqyS46dF1cpdPDDD98laXV2KC+EI5j5vXcyH6Kg4Br5eiQOU ESWdJLOXPJo8bBR7cGljnNoWo9Dm9nZNNqiKCOh9bSmtroPqjGe9pMfD5hAgm+Hm IUHLFA7kcgnPCfZAdJxJVx+/LZkMZRyE4Z4ZHDv03COzgZlKXpJORtPRj2dpu3J0 jppZPaNMnymx0OcMqZIHyhDpzuWup3CGHDQCoDmK+NIRGoMJ9RU+m1IEbAUZDzAA UHAR6eIJXZskw/uZzotUOj+Idoyycdwvt86S+TCOKKBMLZAscNKLAgMBAAGjggN1 MIIDcTAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYIKwYBBQUHAwEGCCsGAQUF BwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFOrh0tujIP1SnsTbXkcw9BZb2l7w MB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/zqOyhMG8GCCsGAQUFBwEBBGMw YTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50LXgzLmxldHNlbmNyeXB0Lm9y ZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgzLmxldHNlbmNyeXB0Lm9y Zy8weAYDVR0RBHEwb4IPZGVtbzEubmV4aXRlLmpwgg9kZW1vMi5uZXhpdGUuanCC D2RlbW8zLm5leGl0ZS5qcIIPZGVtbzQubmV4aXRlLmpwgg9kZW1vNS5uZXhpdGUu anCCCW5leGl0ZS5qcIINd3d3Lm5leGl0ZS5qcDCB/gYDVR0gBIH2MIHzMAgGBmeB DAECATCB5gYLKwYBBAGC3xMBAQEwgdYwJgYIKwYBBQUHAgEWGmh0dHA6Ly9jcHMu bGV0c2VuY3J5cHQub3JnMIGrBggrBgEFBQcCAjCBngyBm1RoaXMgQ2VydGlmaWNh dGUgbWF5IG9ubHkgYmUgcmVsaWVkIHVwb24gYnkgUmVseWluZyBQYXJ0aWVzIGFu ZCBvbmx5IGluIGFjY29yZGFuY2Ugd2l0aCB0aGUgQ2VydGlmaWNhdGUgUG9saWN5 IGZvdW5kIGF0IGh0dHBzOi8vbGV0c2VuY3J5cHQub3JnL3JlcG9zaXRvcnkvMIIB BAYKKwYBBAHWeQIEAgSB9QSB8gDwAHcA23Sv7ssp7LH+yj5xbSzluaq7NveEcYPH XZ1PN7Yfv2QAAAFjaa6hHgAABAMASDBGAiEAuJxYlqQBonaKd/A7ZK7Tdddk6dNX DB3vPypLJK6STyACIQD+RH0+yAOXWn19xOuZKoNSE9JrSWAnjBkBU0GPprWJ1gB1 ACk8UZZUyDlluqpQ/FgH1Ldvv1h6KXLcpMMM9OVFR/R4AAABY2muoTsAAAQDAEYw RAIgQyPTdt5C2eNIJlpv0pfsv8PAloMmh2tvokngdL9fhvQCICYRVk6JKZW/mVWm pAjYafsxKc5uYLzroUCk/GEUIxzPMA0GCSqGSIb3DQEBCwUAA4IBAQALjnNhowDE hrZes8SfiYBsqt7Qf6DjmXekshyjcfTOYnTBWv8aR96I2YkxxdCNJ+BpnQ9nFyv8 1tVh+7KKxmudVFH/hBXzuVDvXeJBlqVEjGEGFVKGqbd9E6W/JS+9ci56zGi7oYWL p5kTuBCWufdL0yF3Me1YiFEZjtlg/+dXi968Kw61B//ofSqLtbYhfyKJpYzWQOkW FtO5UiJ29rXNLuWukE8x9IXtcDQx90HZ0uxPojoTn8hi2Yb91QLVgD1849WjWU3D 8DkHPaXb+467VrVi1FmDVEg6Ak19WaAq5jBhL73pGCPqnbMxPwzAeeeJE8kfY7J0 VtcjFRnEpYsr -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA4SDJTxgY3fM8VfWb9yGU S3VfVu3/g/cYITiKp7yV9g2ZQkGzIhqskuOnRdXKXTwww/fJWl1digvhCOY+b13M h+ioOAa+XokDlBElnSSzlzyaPGwUe3BpY5zaFqPQ5vZ2TTaoigjofW0pra6D6oxn vaTHw+YQIJvh5iFByxQO5HIJzwn2QHScSVcfvy2ZDGUchOGeGRw79Nwjs4GZSl6S TkbT0Y9nabtydI6aWT2jTJ8psdDnDKmSB8oQ6c7lrqdwhhw0AqA5ivjSERqDCfUV PptSBGwFGQ8wAFBwEeniCV2bJMP7mc6LVDo/iHaMsnHcL7fOkvkwjiigTC2QLHDS iwIDAQAB -----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 336985032314392788670014872625147363450060 . . . . . . . . [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 2018-05-16 15:00:42 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-08-14 15:00:42 +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.nexite.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 28419786175596054544101051240553357475437944664485965034375868527830197877723597448993084265654056588758660462653640508427205320473985899805854672383358116013156752511101024254806489798276139015279397646739965407565161317191485201820018079200074045803584106396178268566926104809994346855583497853337449081054079171210174611422266161690933828715036108579092462925133519032162937736008925628238079966746248431501291446864920909643097509089384695602955047959400899481157531561907326343245836626623964890057480832258594181073004289583483837408613331999105767350430670879824060076942496771836883378984030471225291377267339 . . . . . . . . . . . . . . . . . . . . [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) eae1d2dba320fd529ec4db5e4730f4165bda5ef0 . . . . . . . . . . . . . . . . [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 (113 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'demo1.nexite.jp' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'demo2.nexite.jp' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'demo3.nexite.jp' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'demo4.nexite.jp' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'demo5.nexite.jp' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'nexite.jp' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.nexite.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 (246 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 1.3.6.1.5.5.7.2.2 (unotice) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String 'This Certificate may only be relied upon by Relying Parties and only in accordance with the Certificate Policy found at https://letsencrypt.org/repository/' . . . . . . . . . . . . . . . . [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) 00f0007700db74afeecb29ecb1feca3e716d2ce5b9aabb36f7847183c75d9d4f37b61fbf640000016369aea11e0000040300483046022100b89c5896a401a2768a77f03b64aed375d764e9d3570c1def3f2a4b24ae924f20022100fe447d3ec803975a7d7dc4eb992a835213d26b4960278c190153418fa6b589d6007500293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016369aea13b000004030046304402204323d376de42d9e348265a6fd297ecbfc3c0968326876b6fa249e074bf5f86f402202611564e892995bf9955a6a408d869fb3129ce6e60bceba140a4fc6114231ccf . . . . [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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