www.sangako.co.jp

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:76:5b:2c:f0:35:6e:e2:22:7a:e1:be:76:8e:a0:95:05:53 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): 04:76:5b:2c:f0:35:6e:e2:22:7a:e1:be:76:8e:a0:95:05:53
Serial Number (int): 388723656104401642372823425738774204974419
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: ac:f3:97:7c:a3:8a:4a:47:a3:d0:b5:83:84:13:78:2c:e6:0c:dd:2e
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): d9:91:a2:b6:da:90:6c:cb:a2:b2:de:f0:61:05:ec:66:9c:74:8d:d3
Fingerprint (sha256): 4b:c0:7c:5c:59:d9:63:67:e4:99:81:96:e8:22:37:e9:e1:01:2b:2c:00:95:a9:bc:bf:91:17:05:f9:c1:29:48

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-----
MIIFWjCCBEKgAwIBAgISBHZbLPA1buIieuG+do6glQVTMA0GCSqGSIb3DQEBCwUA
MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD
ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTAxMTcwMjExNDJaFw0x
OTA0MTcwMjExNDJaMBwxGjAYBgNVBAMTEXd3dy5zYW5nYWtvLmNvLmpwMIIBIjAN
BgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAsYy53wYWMk+Do7LcQWXkp4HbIgni
qJXJYzY0tQXOqyS/iz+y60YYok6WPk2BavIAunAqXJphPHgiNDWdpgQ8bYOY+scD
nqbVnLnluLYyocGJIDgM1VH2m4o34Tjf4qGlmg6badnCl79qgj04pRWn4ceaEsBc
ccRz+0EhOIFWo6yZiVeF+Zlyqu0dpohQ6lxxEUbwnRxjlOaQCgvpiyjrqKDjFc2G
jszPpPh1zkLlN+xp7CS0fOSqrkJZbVo4X/sqvrUiCkuVpNhXW5D6+o1Z/Ci/lssJ
7kYybXwy3Ho9nNsX4JbBYmu7zOHIPm1B31rayyzDeUjVOpywSGjN+cAqAwIDAQAB
o4ICZjCCAmIwDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQGCCsGAQUFBwMBBggr
BgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBSs85d8o4pKR6PQtYOEE3gs
5gzdLjAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv86jsoTBvBggrBgEFBQcB
AQRjMGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmludC14My5sZXRzZW5jcnlw
dC5vcmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0LmludC14My5sZXRzZW5jcnlw
dC5vcmcvMBwGA1UdEQQVMBOCEXd3dy5zYW5nYWtvLmNvLmpwMEwGA1UdIARFMEMw
CAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEBMCgwJgYIKwYBBQUHAgEWGmh0dHA6Ly9j
cHMubGV0c2VuY3J5cHQub3JnMIIBBAYKKwYBBAHWeQIEAgSB9QSB8gDwAHYAdH7a
gzGtMxCRIZzOJU9CcMK//V5CIAjGNzV55hB7zFYAAAFoWcsAmwAABAMARzBFAiEA
9LBJQYkYUZg8gcR4wopIQA68TH62ZbtBFZyLcw3VzSgCIGnSpYb+6TcsNI8uyud/
Y5ZxlGqoQatjHcna06hTdJIYAHYAY/Lbzeg7zCzPC3KEJ1drM6SNYXePvXWmOLHH
aFRL2I0AAAFoWcsAlgAABAMARzBFAiBeGukjYM3WThCzMM3Lfyb3F77YovmedY79
wLxpa88V0QIhAJgnl+gaOcqa5UVPyT2bhGc+zLwnwxckKdayWoZKwyFOMA0GCSqG
SIb3DQEBCwUAA4IBAQCHwft742JNqyOHWwLhAPPnhvjcd4GVVCipG8d+y1/7ujbo
oNzxlMLBrGcgrqwgVHkHFuZTIXlCwi1uvIX450g/n+xh/D+T3pOBsuXVsqvnBeQW
gQYFPhCj5MgzjOp3zQcCMDFqg7dYTyo64JiOcff2nxI0NwAhzrbWwzZh43u2j+OQ
7T5CLUv3oi4aO4NFhw+yx7Q7TpGtDG3O9yCX/WnOrPQVNRjP8SALfknEVhlthy0Z
PhlF300lvxqaEMwvjQLT5qLwfJ5QIFmcfWov5rbXo0vam4FYKjT3NBdURgebpEpr
v2iTpGlumobNzJ77Ad+lQj0kzhn6lbjPb28KU/VE
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAsYy53wYWMk+Do7LcQWXk
p4HbIgniqJXJYzY0tQXOqyS/iz+y60YYok6WPk2BavIAunAqXJphPHgiNDWdpgQ8
bYOY+scDnqbVnLnluLYyocGJIDgM1VH2m4o34Tjf4qGlmg6badnCl79qgj04pRWn
4ceaEsBcccRz+0EhOIFWo6yZiVeF+Zlyqu0dpohQ6lxxEUbwnRxjlOaQCgvpiyjr
qKDjFc2GjszPpPh1zkLlN+xp7CS0fOSqrkJZbVo4X/sqvrUiCkuVpNhXW5D6+o1Z
/Ci/lssJ7kYybXwy3Ho9nNsX4JbBYmu7zOHIPm1B31rayyzDeUjVOpywSGjN+cAq
AwIDAQAB
-----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 388723656104401642372823425738774204974419
 . . . . . . . . [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 2019-01-17 02:11:42 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-04-17 02:11:42 +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.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 22413574585216820808548726616943770929298461853104507689431052449000515444261273870119700328518540829796286667103043568400324411858896013243703568169946591124258466378043429516916890742658510470289124280342513327560540501342014170326759301410520377661558502793044010612007856967558943396621014669691433158668309375612747256602828206213076447476076606202403019590100487116506151286391468328858477162978035480185148319004309523217991867533657726605034601874952006931788614955671776428821058326030296271466940805416967241249029810764311078699621783580919163607014220043859437039066219699816970874296030853817225701239299
 . . . . . . . . . . . . . . . . . . . . [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)
							acf3977ca38a4a47a3d0b5838413782ce60cdd2e
 . . . . . . . . . . . . . . . . [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)
							00f0007600747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc560000016859cb009b0000040300473045022100f4b04941891851983c81c478c28a48400ebc4c7eb665bb41159c8b730dd5cd28022069d2a586fee9372c348f2ecae77f639671946aa841ab631dc9dad3a85374921800760063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016859cb0096000004030047304502205e1ae92360cdd64e10b330cdcb7f26f717bed8a2f99e758efdc0bc696bcf15d1022100982797e81a39ca9ae5454fc93d9b84673eccbc27c3172429d6b25a864ac3214e
 . . . . [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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