kinten.net

Issued by R3

About this certificate

This digital certificate with serial number 03:24:86:0c:de:2d:45:2e:0f:39:61:24:54:91:30:96:4b:d9 was issued on by Let's Encrypt.

With 6 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=kinten.net

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:24:86:0c:de:2d:45:2e:0f:39:61:24:54:91:30:96:4b:d9
Serial Number (int): 273765206369713615241425902745807993850841
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: c3:69:15:c2:2a:60:fe:89:62:fe:7a:e0:d5:45:db:09:e2:f9:23:b8
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 8d:46:14:81:6c:48:6b:e3:6c:b4:04:13:79:be:de:48:40:e0:c6:87
Fingerprint (sha256): 68:5e:de:49:22:87:56:67:a8:c0:13:34:e1:55:f2:ba:98:7e:38:84:b3:16:07:49:2a:e5:79:9e:87:bb:39:4c

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

Revocation information

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

Check the revocation status for certificate kinten.net

6

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for kinten.net

Public Key Algorithm

ECDSA

Key Size

256

Signature Algorithm

SHA256 with RSA

Key Usage

Digital Signature

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

jit.tokyo-u.org
jop.tokyo-u.org
kinten.net
nct.tokyo-u.org
note.tokyo-u.org
pdns.binoitari.com

Other certificates including the domain name kinten.net

(limited to 100 certificates)
h.zstbio.com
mail.kinten.net
mail.kinten.net
h.zstbio.com
kinten.net
saiseido.co.jp
mail.kinten.net
zstbio.com
kinten.net
zstbio.com
kinten.net
nbc.zstbio.com
zstbio.com
zstbio.com
tk.zstbio.com
zstbio.com
tk.zstbio.com
nbc.zstbio.com
tk.zstbio.com
nbc.zstbio.com
nbc.zstbio.com
tk.zstbio.com
nbc.zstbio.com
nbc.zstbio.com
tk.zstbio.com
kinten.net
zstbio.com
zstbio.com
zstbio.com
tk.zstbio.com
nbc.zstbio.com
saiseido.co.jp
nbc.zstbio.com
hbktk.tokyo-u.org
tk.zstbio.com
kinten.net
mail.kinten.net
mail.kinten.net
kinten.net
zstbio.com
zstbio.com
tk.zstbio.com
saiseido.co.jp
h.zstbio.com
tk.zstbio.com
zstbio.com
tk.zstbio.com
h.zstbio.com
tk.zstbio.com
tk.zstbio.com
kinten.net
kinten.net

Certificate

The complete raw certificate details for kinten.net in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MFkwEwYHKoZIzj0CAQYIKoZIzj0DAQcDQgAEoOaNzCly9fyte5VDLY4g31MEUOG4
rRfFSH7UUkzx7krZLdZ3XaJQxQ6Kj8geD4XmvLjy7tSI831yQminMdYQNQ==
-----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 273765206369713615241425902745807993850841
 . . . . . . . . [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 2024-02-11 21:58:27 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-05-11 21:58:26 +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 'kinten.net'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.2.1 (ecPublicKey)
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.3.1.7 (prime256v1)
 . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (520 bits)
				0004a0e68dcc2972f5fcad7b95432d8e20df530450e1b8ad17c5487ed4524cf1ee4ad92dd6775da250c50e8a8fc81e0f85e6bcb8f2eed488f37d724268a731d61035
 . . . . . . . . [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 (1 bits)
							0780
 . . . . . . . . . . . . . . . . [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)
							c36915c22a60fe8962fe7ae0d545db09e2f923b8
 . . . . . . . . . . . . . . . . [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 (103 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'jit.tokyo-u.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'jop.tokyo-u.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'kinten.net'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'nct.tokyo-u.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'note.tokyo-u.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'pdns.binoitari.com'
 . . . . . . . . . . . . . . . . [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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef00750048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018d9a64b5d1000004030046304402200a4de798218709d3cda319ce53b402ea7fc04378618aaaeaf21a6780c12e8e6402204255205fd8b00bb43906c3b93934f91346ad782886d5c0cd8a94ed81adb8d8d20076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018d9a64b5d50000040300473045022100edb8bac223390711b89f4517897920201dedcbcd1c5c016b8f70b08a643a5cc9022043470cec05d3fc001bc3c0e9d6b1045bc5c966620dc7ebd4ce939262d801b325
 . . . . [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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