www.torafuku.jp
Issued by R3
About this certificate
This digital certificate with serial number 04:49:ea:88:b2:5d:53:ee:33:6a:43:cd:77:f3:3e:32:1f:09 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:
- DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
- Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
- Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)
Certificate Subject
CN=www.torafuku.jp
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 04:49:ea:88:b2:5d:53:ee:33:6a:43:cd:77:f3:3e:32:1f:09Serial Number (int): 373601505633319029256924005324736645177097
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: 4f:f0:e5:71:a7:bf:c2:4f:44:8e:c0:8e:ab:85:3a:c5:4f:5b:1c:39
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6
Fingerprint (sha1): 7a:90:7e:99:bb:5d:83:dd:e0:29:dd:0d:f2:ac:0b:4d:59:74:7f:a6
Fingerprint (sha256): 50:11:ee:47:8e:5c:8d:91:85:c1:3b:58:68:f4:0b:a7:0f:80:5e:71:a5:37:70:ae:05:6c:e6:87:63:d0:33:79
Issuing Certificate URL: http://r3.i.lencr.org/
Revocation information
OCSP Server: http://r3.o.lencr.orgCheck the revocation status for certificate www.torafuku.jp
2
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for www.torafuku.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
torafuku.jp
www.torafuku.jp
www.torafuku.jp
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Certificate
The complete raw certificate details for www.torafuku.jp in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIE+TCCA+GgAwIBAgISBEnqiLJdU+4zakPNd/M+Mh8JMA0GCSqGSIb3DQEBCwUA MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD EwJSMzAeFw0yNDAxMjUwNTE5MDJaFw0yNDA0MjQwNTE5MDFaMBoxGDAWBgNVBAMT D3d3dy50b3JhZnVrdS5qcDCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEB AKO9Pc0C/f7wNsCHrLF7CskKLD3QA/lkWlZQTIlBKctkw6i1eGHp0NouH5eMEIpu GaN1GY1Y9xxDCt3o7i77pkr8KFzweNlOTOmxcbrvM8IFsE+xmiJjq8Wrud4zgUtQ Qglo/kmK3G6R9oY/aK9ar1sZ6mKYAykVevt3z1eAnnIGW9j8bz5SztINi0IP0Zbx GEq60z2g+w1Z/DO6Tg8InnSB2Aew2mrGsOXUJKZ5RyQwnw9Xlw7FS1ho+kou76YB KCsAT81ybeGfsoaSPoVixy4nARGECP7zLa1jQHmZHCo0T2Iv+dlmcWQtpmU0SMk0 50wiAkTvkYyJyoo0BwAdDSUCAwEAAaOCAh8wggIbMA4GA1UdDwEB/wQEAwIFoDAd BgNVHSUEFjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNV HQ4EFgQUT/Dlcae/wk9EjsCOq4U6xU9bHDkwHwYDVR0jBBgwFoAUFC6zF7dYVsuu UAlA5h+vnYsUwsYwVQYIKwYBBQUHAQEESTBHMCEGCCsGAQUFBzABhhVodHRwOi8v cjMuby5sZW5jci5vcmcwIgYIKwYBBQUHMAKGFmh0dHA6Ly9yMy5pLmxlbmNyLm9y Zy8wJwYDVR0RBCAwHoILdG9yYWZ1a3UuanCCD3d3dy50b3JhZnVrdS5qcDATBgNV HSAEDDAKMAgGBmeBDAECATCCAQUGCisGAQQB1nkCBAIEgfYEgfMA8QB3ADtTd3U+ LbmAToswWwb+QDtn2E/D9Me9AA0tcm/h+tQXAAABjT9FmlYAAAQDAEgwRgIhAOlz c11hbTWNrzWEXn9lwKM/J1Uko4OfqgOGjA0MTYZ4AiEA2azQQfuMGgwoUrvykRbe oO7Ck6WY01yABdlKm5h9uvUAdgCi4r/WHt4vLweg1k5tN6fcZUOwxrUuotq3ivia bfUX2AAAAY0/RZpbAAAEAwBHMEUCIGV431T+zQR1Wyo2MUViLhhXj08fiKQCKuT1 S+azQ3oLAiEAk25YKbxCfNHUo7xuCYKY/8qA2r/Qnhlj4ypbwxWd1qYwDQYJKoZI hvcNAQELBQADggEBAHQdvpe4oEqw8204HABoKA77Q7k2wK92/Nc8apHxxlLx8XZE 33BUhEgfrXXMvsNnFI2KohADGBypUURuH6Ktj9ej/8G5KqH4z8KoAfLIuRMg+F2P 5S7CXTBHQ3Txz/d92kbY7D3WAx3iYKQuNwrZ5lidYsByRC7KAydHKqps1vYnsiYV lG/G7raHIgG5Pa39SNQOtsgKLVyull+jwKgluPdV/+sSTpv0nzuyeeFGXj9B9akH wLiMe2rj4TaStUOF5DP2qb5gN32FA99xH6ze5lI7AqkUq04Axhy89oy8bhQ9UFRy flctPg0El300ncwBrDDgoPgH8JW6SMJ+RmIMpfE= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAo709zQL9/vA2wIessXsK yQosPdAD+WRaVlBMiUEpy2TDqLV4YenQ2i4fl4wQim4Zo3UZjVj3HEMK3ejuLvum SvwoXPB42U5M6bFxuu8zwgWwT7GaImOrxau53jOBS1BCCWj+SYrcbpH2hj9or1qv WxnqYpgDKRV6+3fPV4CecgZb2PxvPlLO0g2LQg/RlvEYSrrTPaD7DVn8M7pODwie dIHYB7Daasaw5dQkpnlHJDCfD1eXDsVLWGj6Si7vpgEoKwBPzXJt4Z+yhpI+hWLH LicBEYQI/vMtrWNAeZkcKjRPYi/52WZxZC2mZTRIyTTnTCICRO+RjInKijQHAB0N 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 373601505633319029256924005324736645177097 . . . . . . . . [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 'R3' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-01-25 05:19:02 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-04-24 05:19:01 +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.torafuku.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 20670162126507228427424019528172703724207589045691245441067549774311346129999467551246162485027660597918425434809158867665200046350730673268741717590048772227380250892039578841159374560945181969101448510837871607635933695272573759809267478357624576479240189510140705934524230154038974822198368081659373241490210916258764182540998443446327903297905283060811018520053188366556337189840952448300892292696665112622030056431058152607856839304286147903023409531787112144254110428968639090408182400740268607543270592098519991139328944971685894211471260777762424413569283632316806059023474433131805407771009277832910524452133 . . . . . . . . . . . . . . . . . . . . [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) 4ff0e571a7bfc24f448ec08eab853ac54f5b1c39 . . . . . . . . . . . . . . . . [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 142eb317b75856cbae500940e61faf9d8b14c2c6 . . . . . . . . . . . . . . . . [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 (73 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://r3.o.lencr.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://r3.i.lencr.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 (32 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'torafuku.jp' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.torafuku.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 (12 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 1.3.6.1.4.1.11129.2.4.2 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (246 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes) 00f10077003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018d3f459a560000040300483046022100e973735d616d358daf35845e7f65c0a33f275524a3839faa03868c0d0c4d8678022100d9acd041fb8c1a0c2852bbf29116dea0eec293a598d35c8005d94a9b987dbaf5007600a2e2bfd61ede2f2f07a0d64e6d37a7dc6543b0c6b52ea2dab78af89a6df517d80000018d3f459a5b000004030047304502206578df54fecd04755b2a363145622e18578f4f1f88a4022ae4f54be6b3437a0b022100936e5829bc427cd1d4a3bc6e098298ffca80dabfd09e1963e32a5bc3159dd6a6 . . . . [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) 00741dbe97b8a04ab0f36d381c0068280efb43b936c0af76fcd73c6a91f1c652f1f17644df705484481fad75ccbec367148d8aa21003181ca951446e1fa2ad8fd7a3ffc1b92aa1f8cfc2a801f2c8b91320f85d8fe52ec25d30474374f1cff77dda46d8ec3dd6031de260a42e370ad9e6589d62c072442eca0327472aaa6cd6f627b22615946fc6eeb6872201b93dadfd48d40eb6c80a2d5cae965fa3c0a825b8f755ffeb124e9bf49f3bb279e1465e3f41f5a907c0b88c7b6ae3e13692b54385e433f6a9be60377d8503df711facdee6523b02a914ab4e00c61cbcf68cbc6e143d5054727e572d3e0d04977d349dcc01ac30e0a0f807f095ba48c27e46620ca5f1