superstari.co.kr

Issued by R3

About this certificate

This digital certificate with serial number 04:25:9b:52:c8:97:57:b2:fc:60:69:63:b1:7f:ab:4f:02:ca 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): 04:25:9b:52:c8:97:57:b2:fc:60:69:63:b1:7f:ab:4f:02:ca
Serial Number (int): 361246051479277286397259271493981349806794
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: ef:d7:03:78:aa:b7:6c:6f:68:3b:34:94:2e:d7:02:89:85:07:c8:31
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): c5:92:8c:4a:72:19:66:4a:54:5d:00:a0:b6:98:2e:24:37:de:79:c0
Fingerprint (sha256): 93:15:93:c6:0d:45:33:e5:1e:b3:38:9e:67:a2:dd:02:a9:2f:ad:23:ba:95:bb:20:e7:4b:ab:53:4d:47:2c:a3

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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAmTqZBcJjVLJg+khUukfI
rj/KEhEZQ5EkYwudB3KWernn2xjuBdEm69X57GhMp+VPVQgfjyffojUU82Oj5C2R
slc2qMzIzFEd7u6XKjl18sdN1RyQB2cpnWRO6BTUKnX9bb++pZnnBkiaV0yo9Tnn
R6F/E7KqFApOAuJdzX6YmPtGCzOFnuigwDhDc0oV6MZR1t/bWE5bKz9eMuVXdhvE
1bY2dcZ7lvFwqcsOOaoSks021s/4DWwp2byW+o3dvAOqHXKUQhXtYwp+fGQ9sb7W
XLnV1sqG5WHVgqEfuDQYtHc1gRt2+117nZAs4qdp2tzrfhHA3tvavXHfeGB4yaZ0
GQIDAQAB
-----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 361246051479277286397259271493981349806794
 . . . . . . . . [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 2023-11-30 19:55:01 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-02-28 19:55:00 +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 19343356284392333199972498769291499132789716637227556531049472740095376039085350911328120378919680368716240508749798867587658193997306365831292813569120313089037163628363475438041522464472468854325801521817152306686035022830923739707822999000059574523705210287741122305269475301754819986667601392499797023691462755472780596655171761448800794309108376854816195398251213342561618826593539714257013563558374449831085202584117846659163931965570137551530989687282022959280228720592262979316689765576027299918981083847695743727844384906441999792868880879758555317841190385299179145624864148043900596873635305786936264127513
 . . . . . . . . . . . . . . . . . . . . [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)
							efd70378aab76c6f683b34942ed702898507c831
 . . . . . . . . . . . . . . . . [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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f10076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018c220378b00000040300473045022100f53635922b3815fbb0df2a45a4eb4634bfc9e217054c894323532426d3fb87fb02206ba3ba331f3f5b965312b878010b9dab029394e767391488476b23a545abcd7200770076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018c220379040000040300483046022100b04123091317d9c45d94d15624449f058765793b91b578af4c532a62c163f900022100f2b1ac3a0c40e38e099b4fb783bb6f894f555c97562e094fa3139e772816cffc
 . . . . [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)
		004d247e131f004420549dd998fbef521a72d502159fa95f2870590a064223262e683f03ccdde6cbdf1e9c6d04c64aa44f1b527e6d7673f53947e1682cda38352de69fe9da1f077035002a45d479679a21036f77e9f187010c20eece584e4cd42a7b662a4e0ebcdaa07efa860db6ca2448ce544cd32817a109f159ce55f1af5e904384276409c6946b4ad025ba68ecfadd51e9ba3d0028f191c714d99f81780076feb1a1290cb153f0ae7480916a97f91ee3e35ac21742d2b95c7f643f97b2b619a6fc67bf3a7312122e10a3cf721973b8a68c2313f20c3547e9972daa22cfe93a94b218985445ea67d80d824a5b4808e02ba91b6a6d603fdf5cb01c9200bd8048