superstari.co.kr

Issued by R3

About this certificate

This digital certificate with serial number 04:78:bc:e7:94:98:68:4a:35:f8:72:2d:b1:11:73:ab:0d:06 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=superstari.co.kr

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:78:bc:e7:94:98:68:4a:35:f8:72:2d:b1:11:73:ab:0d:06
Serial Number (int): 389534125055207066130404574151199718837510
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 32:97:e6:ea:b1:2d:b3:9d:67:84:7c:61:60:28:e3:95:af:2a:d7:a9
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 84:46:56:a3:88:2d:8c:0b:72:8b:d5:86:b7:ee:7d:ac:d7:86:25:41
Fingerprint (sha256): 2f:9b:a9:f3:dd:a3:e4:45:2e:d7:e3:b1:9e:47:02:dd:76:fd:53:85:7a:63:2d:4c:46:ff:1f:e8:bb:80:2c:8e

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

Revocation information

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

Check the revocation status for certificate superstari.co.kr

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for superstari.co.kr

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

superstari.co.kr
www.superstari.co.kr

Other certificates including the domain name superstari.co.kr

(limited to 100 certificates)
superstari.co.kr
superstari.co.kr
superstari.co.kr
superstari.co.kr
superstari.co.kr
superstari.co.kr
superstari.co.kr
superstari.co.kr
superstari.co.kr
superstari.co.kr
superstari.co.kr
superstari.co.kr
superstari.co.kr
superstari.co.kr
superstari.co.kr
superstari.co.kr
superstari.co.kr
superstari.co.kr
superstari.co.kr
superstari.co.kr
superstari.co.kr
kfdduc.superstari.co.kr
superstari.co.kr
kfdduc.superstari.co.kr

Certificate

The complete raw certificate details for superstari.co.kr in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA49Qroi+vYnHvn4Imq4Os
znANnszArK11tnrGTrxZTpUuoayO/17MXImxhW46tfkqYBg39q99+kzGNf8Xtpl8
UeqjZHKkhqKScTp2TZW2zJcM0SfDYwoKlcVUF/PpniQ+dMcDD01JUq3kcC5fwqf7
9URqTitt8BrgTaZkJJzTjcfncvm74XCfqt48PDgQlXK/TtwGMBjvnFnxXMCDTT4x
gwjrv7CKh6OG7u+eQMrwBUUsNjcxFTIhFbhZzewWGlcl4kWvuGgB8hlmNjmk0RIN
R0RtCuJasKbFILxPLAl6NZDCNuMHxFSr1B7yCyJNaaA2HlZL4R4PQmeLl43Uv8xQ
vQIDAQAB
-----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 389534125055207066130404574151199718837510
 . . . . . . . . [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 2024-01-31 19:58:28 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-04-30 19:58:27 +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 'superstari.co.kr'
 . . . . . . . . [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 28760720372425647058990955396056352027120731012371656131045716375401189540444612111771330362228963340965936076687963863626490307493873731544203227226995892577102549234822373597293383583893183736791417546592822665233579717091981159467137719941297379454219300547712494620275362780914439826049466034677317980153667454888346983813962990398925078118005600801583102693137534319070062298197980582427553259514897918704809342640608613080956438350514266173519162264251038311909300419894684372696503553271585515077231253734047755231764906623247110069035604380693569396027686358503693309032519507971435944388725277778039035154621
 . . . . . . . . . . . . . . . . . . . . [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)
							3297e6eab12db39d67847c616028e395af2ad7a9
 . . . . . . . . . . . . . . . . [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 (42 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'superstari.co.kr'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.superstari.co.kr'
 . . . . . . . . . . . . . . . . [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)
							00ef0075003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018d6150e7d6000004030046304402201c0b49e0abcae3f7503c648e3b27a18963ee3bdd708fd2f7997140d93086382502205bc04a0c4cb560bbcd1db60f3a0d157f0a659fc3033f94bfaa66863f583b1902007600eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018d6150e7e10000040300473045022052954858f7ec45769b19267160d4dc287f29f7f333c2739fa1613ab22c224caa022100cf4d30e95b6a9fdd37c881db06bbfb8a6628c22f31e35dad743641346b0e0d0e
 . . . . [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)
		000216a2d030c548697696c27391b03033ab4d2d97797fe033c6a8265b86cba2abd269b81b7a5278f9af65a1083db0b7ec400b4793da0fd194f0e6333315973e0c933bf4df6cf8f845078ec85c89d55fe029db0e7b0f621f63f610c9df309744e9e73c9cadf1a12ace86a6737413999c11329bd09bb7fa0ba43604b586efcf62c7003e3b7648a7f952f07429fd9a6a1e97496f3309bb0bb7852fe3d858970b08f4a1e3ac00274bf59bfc3e040b7d201cc4a92a9ff49865d9862f4030a93e896e7239b81ff245b55775ef51c52c9f600960846b790e9d88206082e93bab7f8903ef9fc445ced92c12d1467a49e5d705b4fc562be659ac5d3ad33de86fb7850847fd