dev.kentei.cc
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:f1:34:46:5f:8e:f0:60:65:ec:1d:a5:da:bb:e9:86:f9:c3 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=dev.kentei.cc
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:f1:34:46:5f:8e:f0:60:65:ec:1d:a5:da:bb:e9:86:f9:c3Serial Number (int): 343414393477941527062354588760027070659011
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: ad:f2:7c:03:ff:cf:74:19:8f:a5:54:05:26:b4:21:50:32:0d:2c:98
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): bc:04:08:b0:2a:c6:b8:25:fd:48:69:76:d2:42:c4:d8:e5:73:01:b3
Fingerprint (sha256): 66:d5:6b:47:86:59:0b:91:df:ef:69:fc:0f:2c:ce:35:f9:2a:bf:63:f3:b5:60:95:e2:e9:da:a6:be:49:4a:a4
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate dev.kentei.cc
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for dev.kentei.cc
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
dev.kentei.cc
Other certificates including the domain name kentei.cc
(limited to 100 certificates)
*.kentei.cc
dev.kentei.cc
plan.kentei.cc
plan.kentei.cc
*.kentei.cc
dev.kentei.cc
dev.kentei.cc
ssl.kentei.cc
*.kentei.cc
kentei.cc
plan.kentei.cc
dev.kentei.cc
kentei.cc
*.kentei.cc
dev.kentei.cc
dev.kentei.cc
ssl.kentei.cc
kentei.cc
kentei.cc
kentei.cc
plan.kentei.cc
plan.kentei.cc
dev.kentei.cc
plan.kentei.cc
dev.kentei.cc
*.kentei.cc
dev.kentei.cc
ssl.kentei.cc
dev.kentei.cc
plan.kentei.cc
dev.kentei.cc
dev.kentei.cc
dev.kentei.cc
dev.kentei.cc
kentei.cc
plan.kentei.cc
kentei.cc
biz.kentei.cc
*.kentei.cc
kentei.cc
dev.kentei.cc
plan.kentei.cc
plan.kentei.cc
*.kentei.cc
dev.kentei.cc
dev.kentei.cc
ssl.kentei.cc
*.kentei.cc
kentei.cc
plan.kentei.cc
dev.kentei.cc
kentei.cc
*.kentei.cc
dev.kentei.cc
dev.kentei.cc
ssl.kentei.cc
kentei.cc
kentei.cc
kentei.cc
plan.kentei.cc
plan.kentei.cc
dev.kentei.cc
plan.kentei.cc
dev.kentei.cc
*.kentei.cc
dev.kentei.cc
ssl.kentei.cc
dev.kentei.cc
plan.kentei.cc
dev.kentei.cc
dev.kentei.cc
dev.kentei.cc
dev.kentei.cc
kentei.cc
plan.kentei.cc
kentei.cc
biz.kentei.cc
*.kentei.cc
kentei.cc
Certificate
The complete raw certificate details for dev.kentei.cc in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIFUzCCBDugAwIBAgISA/E0Rl+O8GBl7B2l2rvphvnDMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTA0MTYwNjAwMTFaFw0x OTA3MTUwNjAwMTFaMBgxFjAUBgNVBAMTDWRldi5rZW50ZWkuY2MwggEiMA0GCSqG SIb3DQEBAQUAA4IBDwAwggEKAoIBAQC15SCQVNzNS5FHsOib8tvqFsTbEEjSZtcx o9AFNibulIB2Qg4ihBq1UlwLTtPBqH/PGcHEBzBp89pM9IlZy6GFDeDXmW8f2f6s I418NFDf5DdphZQEJLICMA2x8HpPZWIhKR4kD92ii7zdnlA7/FthSbtD+vTT9rUx RwdAk8Zv2k/MtXWpx+mSVOrIpC3oyzZX1RyhV+D+5XztEM9UF//WQXadsN4X5WoC gEZcjJ+WAumvn7JOWOyJnwhsSE40XUh1wGKDD4HFO0sQlribG4uCsZf4NpysczDz hiy3+u+7x4+SAaLqYnQ+ghGO8N2Z+V626UOJ/4+a82I1I360cTcnAgMBAAGjggJj MIICXzAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYIKwYBBQUHAwEGCCsGAQUF BwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFK3yfAP/z3QZj6VUBSa0IVAyDSyY MB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/zqOyhMG8GCCsGAQUFBwEBBGMw YTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50LXgzLmxldHNlbmNyeXB0Lm9y ZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgzLmxldHNlbmNyeXB0Lm9y Zy8wGAYDVR0RBBEwD4INZGV2LmtlbnRlaS5jYzBMBgNVHSAERTBDMAgGBmeBDAEC ATA3BgsrBgEEAYLfEwEBATAoMCYGCCsGAQUFBwIBFhpodHRwOi8vY3BzLmxldHNl bmNyeXB0Lm9yZzCCAQUGCisGAQQB1nkCBAIEgfYEgfMA8QB3AOJpS64m6OlACeiG G7Y7g9Q+5/50iPukjyiTAZ3d8dv+AAABaiTyLm8AAAQDAEgwRgIhAMpQoIzogpD/ oNkm89TRNu2NWXwEt1UCbJTgjY7IqxdSAiEAzrutSIjZsmxYIifpH6AmmoPe8+bj g+bqBPx5W3dvtjcAdgApPFGWVMg5ZbqqUPxYB9S3b79Yeily3KTDDPTlRUf0eAAA AWok8iz7AAAEAwBHMEUCIGSA171UZCj1gBgLmL17PLnbHF/aaEtL+bnIhVTqdpx4 AiEAne1wlGYdaFlFsNthNSXSWPccfnWyHoj01kPWcEpm/KAwDQYJKoZIhvcNAQEL BQADggEBAHlhxEsIWHau+2495M1iQLCj2GSvdIFTaw5P/AiF3UOtRoWIp19Zbuy8 yTHRK7EZfQ5R2ih8Y3tYUt0jibOVRzKTJoim6fHXbCf3r0o7amCC0pN0z3u/d2m3 Kv9OIeRp6ZjskqLO9Hvm+dFazV7OwRoEK+nt1WCzjuqdd9Htc4nhhiPCaQLmUFxT 7ZFF5LzoAPrJZ14u8lkQ0cE3o0MkLA6RB3CZFQZ6Bz/YqekaUyolttZ1G5q/LN// 2ri5OFdDk9nOi6mvt/UcyQdSuhp0poBIL5WHFEd39sr5AH//OOljecJXnJrWRYwp anHy3XzD3hAe6jX8vVZLfXv24AD6k7E= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAteUgkFTczUuRR7Dom/Lb 6hbE2xBI0mbXMaPQBTYm7pSAdkIOIoQatVJcC07Twah/zxnBxAcwafPaTPSJWcuh hQ3g15lvH9n+rCONfDRQ3+Q3aYWUBCSyAjANsfB6T2ViISkeJA/doou83Z5QO/xb YUm7Q/r00/a1MUcHQJPGb9pPzLV1qcfpklTqyKQt6Ms2V9UcoVfg/uV87RDPVBf/ 1kF2nbDeF+VqAoBGXIyflgLpr5+yTljsiZ8IbEhONF1IdcBigw+BxTtLEJa4mxuL grGX+DacrHMw84Yst/rvu8ePkgGi6mJ0PoIRjvDdmfletulDif+PmvNiNSN+tHE3 JwIDAQAB -----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 343414393477941527062354588760027070659011 . . . . . . . . [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 2019-04-16 06:00:11 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-07-15 06:00:11 +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 'dev.kentei.cc' . . . . . . . . [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 22962120033399480895907767861683559569812123281044798249079810963614507571819672191982173219361642633531759356426932176303366302945817624724155022199454802271970772690796992649782110583266907770809607867126186991926395399908289861728442310328342439607603291603954852954287706881116634258804759105572871801809301655829900692552328354977436142885137477518765237566921172774045799989507200618982444379056404384013860049045033870923135870624905872953405620514873358533231787258498343902529567802379672060882279949576911365257921763124651747270232799947483394850938194520837830900822112236936071251340993960032270801778471 . . . . . . . . . . . . . . . . . . . . [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) adf27c03ffcf74198fa5540526b42150320d2c98 . . . . . . . . . . . . . . . . [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 (17 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'dev.kentei.cc' . . . . . . . . . . . . . . . . [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) 00f1007700e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe0000016a24f22e6f0000040300483046022100ca50a08ce88290ffa0d926f3d4d136ed8d597c04b755026c94e08d8ec8ab1752022100cebbad4888d9b26c582227e91fa0269a83def3e6e383e6ea04fc795b776fb637007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016a24f22cfb000004030047304502206480d7bd546428f580180b98bd7b3cb9db1c5fda684b4bf9b9c88554ea769c780221009ded7094661d685945b0db613525d258f71c7e75b21e88f4d643d6704a66fca0 . . . . [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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