www.sangako.co.jp
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:8b:8d:59:fc:fc:dd:ec:8f:ab:9c:f5:36:04:e7:22:b2:3c 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.sangako.co.jp
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:8b:8d:59:fc:fc:dd:ec:8f:ab:9c:f5:36:04:e7:22:b2:3cSerial Number (int): 308823995190318668344962761463637899129404
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 0f:bb:79:3e:5e:85:d2:f7:de:6e:e4:a0:57:28:e4:3a:8a:86:60:9e
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 9e:a6:5a:de:a2:f4:73:2a:93:76:0b:b4:22:7b:d6:b3:be:5a:17:25
Fingerprint (sha256): 61:c1:33:1c:a0:95:64:0c:00:94:f2:9e:3d:bb:8f:0e:1f:34:6e:6c:45:c8:92:61:7d:f4:ac:c1:00:ba:35:5c
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.sangako.co.jp
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for www.sangako.co.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.sangako.co.jp
Other certificates including the domain name sangako.co.jp
(limited to 100 certificates)
www.sangako.co.jp
www.sangako.co.jp
www.sangako.co.jp
www.sangako.co.jp
www.sangako.co.jp
www.sangako.co.jp
www.sangako.co.jp
www.sangako.co.jp
www.sangako.co.jp
www.sangako.co.jp
www.sangako.co.jp
www.sangako.co.jp
www.sangako.co.jp
www.sangako.co.jp
www.sangako.co.jp
www.sangako.co.jp
www.sangako.co.jp
www.sangako.co.jp
www.sangako.co.jp
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www.sangako.co.jp
www.sangako.co.jp
www.sangako.co.jp
www.sangako.co.jp
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www.sangako.co.jp
www.sangako.co.jp
www.sangako.co.jp
www.sangako.co.jp
www.sangako.co.jp
www.sangako.co.jp
www.sangako.co.jp
www.sangako.co.jp
www.sangako.co.jp
www.sangako.co.jp
www.sangako.co.jp
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www.sangako.co.jp
www.sangako.co.jp
www.sangako.co.jp
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www.sangako.co.jp
www.sangako.co.jp
www.sangako.co.jp
www.sangako.co.jp
www.sangako.co.jp
www.sangako.co.jp
www.sangako.co.jp
www.sangako.co.jp
www.sangako.co.jp
www.sangako.co.jp
www.sangako.co.jp
www.sangako.co.jp
Certificate
The complete raw certificate details for www.sangako.co.jp in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIFWjCCBEKgAwIBAgISA4uNWfz83eyPq5z1NgTnIrI8MA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xODEyMzExNzA3NTJaFw0x OTAzMzExNzA3NTJaMBwxGjAYBgNVBAMTEXd3dy5zYW5nYWtvLmNvLmpwMIIBIjAN BgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAuVBjWrB21VaP4JOZ3HLYlAP3kaJP jxAkHcahbioI4oNIoxVEQgvy0EHRJRAJfjUiIXu6RKyo8gvqyqxET7DW7g74+5Nq I4JZ+C+4go1Vd1SDpMb9MXxXgjMa3zNnyP0NoSN8xkrypNGABHx1WcXvXCxAKtRe Ik2U1oailUyvEfy4GAZrQx6cZIu8sYDvi5BC8+W4rZJ7NHAgPKfU7TwieArl6OZf InDoSBPxhgr3dbyjdK7oJhv26AAk8u/c6p24AJ0LmTTriIH02vKOQhvIFZ5SZm3K bOM8OSCEkobxsyfxo15F+Prq5n/ksGSM2hFfZg382JylnbzqECdvl3acWQIDAQAB o4ICZjCCAmIwDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQGCCsGAQUFBwMBBggr BgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBQPu3k+XoXS995u5KBXKOQ6 ioZgnjAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv86jsoTBvBggrBgEFBQcB AQRjMGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmludC14My5sZXRzZW5jcnlw dC5vcmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0LmludC14My5sZXRzZW5jcnlw dC5vcmcvMBwGA1UdEQQVMBOCEXd3dy5zYW5nYWtvLmNvLmpwMEwGA1UdIARFMEMw CAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEBMCgwJgYIKwYBBQUHAgEWGmh0dHA6Ly9j cHMubGV0c2VuY3J5cHQub3JnMIIBBAYKKwYBBAHWeQIEAgSB9QSB8gDwAHYAdH7a gzGtMxCRIZzOJU9CcMK//V5CIAjGNzV55hB7zFYAAAFoBXNcggAABAMARzBFAiAz 65SUzA2uK5ILkDCvwzLKlnqPliziv3l51CWMYLqDtQIhANbEpKgVPRNDSh31uUEE Mk7fcI31CrjRzvN4xfhRhndzAHYAY/Lbzeg7zCzPC3KEJ1drM6SNYXePvXWmOLHH aFRL2I0AAAFoBXNcqQAABAMARzBFAiBRLWSRdrINfODno5OD4oU71hDz9uaPRv/P EdYKNWNuwwIhAMxvS+Yz2X2bLLmT0CFQxI4C8oIV2q0/TI01BD3yBREjMA0GCSqG SIb3DQEBCwUAA4IBAQBS8Zsdios8o1S6Zn6JahmfGjzuRFafTq+XSnzDhF1cK9VL J2GfP3yxDV3Kb2VaZcGGklfYE/JeacDwtPURuwP3+RXpklzGBh3jGJw1i7ZPLyb/ ZTEEXk9SqtUy64zVPOaIc+eUWkLb8pkjGuCwi41UOvZhKZFJekipcS7/mIl5iHKy UaB12biAi9pZZGQN0vdC7Cgc6s39Rz3GFivU0FR+yGWWvDDlHV19ZS3TB6GMC0Ry 9roQhr/LzaoqMjqGtwzLiWa7T1ymj1mHz001ptMZ27sVWMen/SDZau4L6O50qAf0 lalff8MY1Z01uJE8RY8GHdcoW1y1hMTMocMI6yW2 -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAuVBjWrB21VaP4JOZ3HLY lAP3kaJPjxAkHcahbioI4oNIoxVEQgvy0EHRJRAJfjUiIXu6RKyo8gvqyqxET7DW 7g74+5NqI4JZ+C+4go1Vd1SDpMb9MXxXgjMa3zNnyP0NoSN8xkrypNGABHx1WcXv XCxAKtReIk2U1oailUyvEfy4GAZrQx6cZIu8sYDvi5BC8+W4rZJ7NHAgPKfU7Twi eArl6OZfInDoSBPxhgr3dbyjdK7oJhv26AAk8u/c6p24AJ0LmTTriIH02vKOQhvI FZ5SZm3KbOM8OSCEkobxsyfxo15F+Prq5n/ksGSM2hFfZg382JylnbzqECdvl3ac WQIDAQAB -----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 308823995190318668344962761463637899129404 . . . . . . . . [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 2018-12-31 17:07:52 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-03-31 17:07:52 +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.sangako.co.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 23393727269527480309939601502265980747919115106196219824081639662393825854174882041204631717156032508767662323278652122850972801539471812524490116182413137060472447218913236810329822566146914797216633530066177255716018103831717329707508028492903031047439805377602244144459297855730155592222635834146128436902828597722510351181941179285146650768431025176545766050016022998309430730191516929534206996019880704538540412057240559745277218942650633428387483690293202193111620477503404570043509917681555420630837382103718298805379425841695164277151352763378752541684956489271513661008679099325737908100823302785390207212633 . . . . . . . . . . . . . . . . . . . . [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) 0fbb793e5e85d2f7de6ee4a05728e43a8a86609e . . . . . . . . . . . . . . . . [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 (21 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.sangako.co.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) 00f0007600747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc560000016805735c820000040300473045022033eb9494cc0dae2b920b9030afc332ca967a8f962ce2bf7979d4258c60ba83b5022100d6c4a4a8153d13434a1df5b94104324edf708df50ab8d1cef378c5f85186777300760063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016805735ca900000403004730450220512d649176b20d7ce0e7a39383e2853bd610f3f6e68f46ffcf11d60a35636ec3022100cc6f4be633d97d9b2cb993d02150c48e02f28215daad3f4c8d35043df2051123 . . . . [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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