www.sangako.co.jp

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:57:42:9f:ee:10:c1:a1:f1:97:78:5f:73:20:64:53:9f:d4 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): 03:57:42:9f:ee:10:c1:a1:f1:97:78:5f:73:20:64:53:9f:d4
Serial Number (int): 291029983168865760400552599328265126256596
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: ed:17:03:c4:3f:b4:df:f6:69:64:ca:16:d8:79:bd:75:2d:47:53:50
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 39:9e:1e:9e:01:3b:24:4c:85:96:85:9f:05:82:4e:92:5d:71:a0:8f
Fingerprint (sha256): a8:2b:51:5d:75:3c:03:f2:1b:b8:19:ea:df:25:80:f5:f2:84:42:35:d9:29:f4:ef:04:e7:93:e0:7f:17:75:89

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org

Check 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
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-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAra62MFHbTenXDq4kyEbO
e6XK65lM8FA5SIg4iiYOdC6t47DhrBbwKB8BgYirafNZzsQgjIuP0Hjfhl3yCTqO
Ij/mX7SEzYEp8tvosyq4rijF9meFKwju5U3TgCD84vZlPwuyYb3tUhr5lFvYappW
zLdakR3a05bgwUPV3uKg419sL1XS/E3GdefhmJBTR+qxxK+/XiwwvV2dfWS5rAEm
e7s6duxGZjtx/dKuIAxiXqfQmB/EKnFFQptMeUksxI7EBTJGdWCPWl79ySfERK0P
/mNdWTohvapdAlOG4WgxX5K4MZ1VK9o7d7sPOFLds+5cWLD17mK+wzo24r7c1kzD
zQIDAQAB
-----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 291029983168865760400552599328265126256596
 . . . . . . . . [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 2019-08-31 17:06:13 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-11-29 17:06:13 +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 '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 21925380296958799419382989180837920444184044785414989051602690654743169887599387815618756715870293930403379859707287821796436592171995282638649667754305023890747171438696098716284677144929084567474409428404020251597679196568801672175723083182967999110228337317869928445267819103616217405273801884997875681416796865608346997720843132860076453358302694901341914500178772371624974503119249755277244309942440641509721462900118872952793900622960364119262125403327796057816438529516081147534215420183739508050442534800083196043359078147130446761924130677394642023663868544207002181778293699422376066776898189651896242586573
 . . . . . . . . . . . . . . . . . . . . [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)
							ed1703c43fb4dff66964ca16d879bd752d475350
 . . . . . . . . . . . . . . . . [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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007700747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc560000016ce8db2c460000040300483046022100d006d0567243355be7ed602b2e29738666b444ff5fb8da1261351ca22778f48c022100d8e7826a6ef0c3eed238a4c69235d44bc1e608d7aa08b98c19f98f3dcad7b7f800760063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016ce8db2bbc000004030047304502210098867c1a698c5269a3241511fe1ca81be7df78819a74dd7b8b0ffa9de951d59402206e388c2da3b2e5b48eebf9db768e9ef67c91f4414880ed84a501021eba497ca2
 . . . . [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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