www.l-life.jp

Issued by R3

About this certificate

This digital certificate with serial number 03:42:c2:14:c9:bd:24:f9:5f:b4:c2:f6:76:7a:2a:2d:4c:e2 was issued on by Let's Encrypt.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. This certificate is currently not expired, we haven't checked the revocation status of this certificate but you can do this simply on revocationcheck.com. 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.l-life.jp

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 03:42:c2:14:c9:bd:24:f9:5f:b4:c2:f6:76:7a:2a:2d:4c:e2
Serial Number (int): 284053472180932018888373977613670277795042
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: fe:b1:63:6a:53:2c:bf:3b:9a:2b:56:ca:0b:5a:be:95:03:a5:39:a8
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 22:51:15:13:83:ee:d6:00:b9:33:e3:0d:1c:e3:48:37:fd:ec:4e:97
Fingerprint (sha256): 78:75:85:c1:77:7f:c4:40:29:97:29:7e:49:f6:11:53:0a:9f:7d:00:f5:2f:9f:14:49:d3:fd:c7:aa:47:e3:24

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate www.l-life.jp

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.l-life.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

l-life.jp
www.l-life.jp

Other certificates including the domain name l-life.jp

(limited to 100 certificates)
www.l-life.jp
www.l-life.jp
www.l-life.jp
www.l-life.jp
www.l-life.jp
www.l-life.jp
www.l-life.jp
www.l-life.jp
www.l-life.jp

Certificate

The complete raw certificate details for www.l-life.jp in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIE8DCCA9igAwIBAgISA0LCFMm9JPlftML2dnoqLUziMA0GCSqGSIb3DQEBCwUA
MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD
EwJSMzAeFw0yNDAyMTUxMDIxNDdaFw0yNDA1MTUxMDIxNDZaMBgxFjAUBgNVBAMT
DXd3dy5sLWxpZmUuanAwggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQC2
dKF1SDyB025fYXcdDPPuXRmiSy86Tz3XY7Rk1zmNd9EchVC2XOJYrs1OKZRI+mNE
Xq//cN2fbTTZ/c2OCewG0w7R/EW088TGHrF9ypaHwfPDi0KV74lRhfJN+09j67ND
EduV6eA9cP9fAjbqZpXRpTt5MQxE5sawkMAk2dJ4raz5xJjzMo0U6THhiudKMAS0
JwxBPRxO7wQzsWzNAg+zU02xwKkJpAXoGfpzQMme21OlHeYUZDq2j6f6iLW0ofKs
RaHdQrK59y7kVGFOeXOIdBvDM5d0ZnFsmvdOYHYn84GIGotbwDWBtr+zn+xhk29h
SmDPCdUjISw5I7zP2R8fAgMBAAGjggIYMIICFDAOBgNVHQ8BAf8EBAMCBaAwHQYD
VR0lBBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0O
BBYEFP6xY2pTLL87mitWygtavpUDpTmoMB8GA1UdIwQYMBaAFBQusxe3WFbLrlAJ
QOYfr52LFMLGMFUGCCsGAQUFBwEBBEkwRzAhBggrBgEFBQcwAYYVaHR0cDovL3Iz
Lm8ubGVuY3Iub3JnMCIGCCsGAQUFBzAChhZodHRwOi8vcjMuaS5sZW5jci5vcmcv
MCMGA1UdEQQcMBqCCWwtbGlmZS5qcIINd3d3LmwtbGlmZS5qcDATBgNVHSAEDDAK
MAgGBmeBDAECATCCAQIGCisGAQQB1nkCBAIEgfMEgfAA7gB1AEiw42vapkc0D+Vq
AvqdMOscUgHLVt0sgdm7v6s52IRzAAABjayAVDEAAAQDAEYwRAIgawhepKl7zhV8
kZi0IghsClPYIibqoyQPm2yGHw5ANiACIAYnCqJGmDz8su33uGbEjrV5tNOVR+Nu
PxB79+JCg8ROAHUA7s3QZNXbGs7FXLedtM0TojKHRny87N7DUUhZRnEftZsAAAGN
rIBWJwAABAMARjBEAiAClP1LrqIxc/zE7W+n2WGedWgiol7oak07jY8NenAZwgIg
MwmFn83TcdcT2vWlkLildZoMjSd7+7oJ/i8mYjePYt4wDQYJKoZIhvcNAQELBQAD
ggEBAIPLL9Rq4y/8EsVa1vuM3LblCi6uAXukdeNo1hGTLEhWtCQtRy4pPyDYN0f0
hAVapj2lmAnJHvlz3rl43T9mUbKQ/XWiN7AXbsviLzCj3QFDLS3QVtL41Vh6GRJF
n3kpeldLFRvlSGTHJjMRWzzZXDmvdZY99QWg7tBeWwPZUy8gCmOmwimULwM7kG3P
+s/gzaSmz2T9yKeMxTGSoJSJ1+kCocN64JVG7m9tnYYVpawvcoNHQjv+gJXjjGeu
pCd5Th1FiAJp8Q2NpWxgwp/pNxyJ9GhlXMjaWlVjcLxh7t/Cfqvc2J43oBXsywET
RR84SkbgIie2S5p3UIfirm0a2e4=
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAtnShdUg8gdNuX2F3HQzz
7l0ZoksvOk8912O0ZNc5jXfRHIVQtlziWK7NTimUSPpjRF6v/3Ddn2002f3Njgns
BtMO0fxFtPPExh6xfcqWh8Hzw4tCle+JUYXyTftPY+uzQxHblengPXD/XwI26maV
0aU7eTEMRObGsJDAJNnSeK2s+cSY8zKNFOkx4YrnSjAEtCcMQT0cTu8EM7FszQIP
s1NNscCpCaQF6Bn6c0DJnttTpR3mFGQ6to+n+oi1tKHyrEWh3UKyufcu5FRhTnlz
iHQbwzOXdGZxbJr3TmB2J/OBiBqLW8A1gba/s5/sYZNvYUpgzwnVIyEsOSO8z9kf
HwIDAQAB
-----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 284053472180932018888373977613670277795042
 . . . . . . . . [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 2024-02-15 10:21:47 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-05-15 10:21:46 +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.l-life.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 23032884243467547671667306972987227931075206844043364162299763367112981880346803162188194724771483076283678547838485042534141228888745424810346866800447570482547626708627305797094897389965969309271485206118192079671043520525490313006071234217059261373611294526624604202694494689265012862313724198991694074882895363232912442409057714757850930446564116446836053207853560656666840554586900816990614206681339345135395433270193538022708600159927086612060653929286036626911630732872967002953429985655418327577146936081201130244218707259551921196585426046604756690511232548795760470509840533717952569228541123709665074028319
 . . . . . . . . . . . . . . . . . . . . [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)
							feb1636a532cbf3b9a2b56ca0b5abe9503a539a8
 . . . . . . . . . . . . . . . . [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 (28 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'l-life.jp'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.l-life.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 (243 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (240 bytes)
							00ee00750048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018dac805431000004030046304402206b085ea4a97bce157c9198b422086c0a53d82226eaa3240f9b6c861f0e403620022006270aa246983cfcb2edf7b866c48eb579b4d39547e36e3f107bf7e24283c44e007500eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018dac805627000004030046304402200294fd4baea23173fcc4ed6fa7d9619e756822a25ee86a4d3b8d8f0d7a7019c202203309859fcdd371d713daf5a590b8a5759a0c8d277bfbba09fe2f2662378f62de
 . . . . [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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