DV SSL/TLS Certificate for chaye.kr

Certificate is witin its validity period

Issued by Let's Encrypt (R10)

About the chaye.kr DV SSL/TLS Certificate

This certificate with serial number 05:ed:cb:44:52:35:f7:b1:be:3f:e8:17:19:0f:2b:bb:03:41 for chaye.kr was issued on by Let's Encrypt.

With 2 subject alternative names, this certificate can be used to secure multiple FQDNs. This DV SSL/TLS Certificate is currently within its validity period but we haven't checked the revocation status of this certificate, you can do this simply on revocationcheck.com. We have found some issues with the compliance of this certificate, they are be shown below. We hope this DV SSL/TLS Certificate review for chaye.kr provides you with the detailed information you were looking for.


We have identified some issues with this certificate:
  • 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)

Let's Encrypt

Organization: Let's Encrypt
Country: US

This X.509 certificate will expire on

Certificate Details

Serial Number (hex): 05:ed:cb:44:52:35:f7:b1:be:3f:e8:17:19:0f:2b:bb:03:41
Serial Number (int): 516478538645827705152834921543621557289793
Serial Number Length: 139 bits, 18 octets

Subject Key Identifier: 77:07:57:98:f7:97:8b:fa:99:7a:85:4d:05:57:4d:a6:5c:f7:ff:d0
Authority Key Identifier: bb:bc:c3:47:a5:e4:bc:a9:c6:c3:a4:72:0c:10:8d:a2:35:e1:c8:e8

Fingerprint (SHA-1): a9:70:66:4e:47:be:cb:01:62:4d:eb:71:e1:27:01:63:1f:f6:10:35
Fingerprint (SHA-256): d5:0a:60:e1:f6:e2:9d:0d:06:63:83:8b:8b:94:08:54:45:7d:50:f6:c5:7d:09:5a:f7:1f:76:a6:2e:d6:07:c3

Issuing Certificate URL: http://r10.i.lencr.org/

Revocation Information

CRL Distribution Point: http://r10.c.lencr.org/66.crl

Check the revocation status for certificate chaye.kr
2
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details of the X.509 certificate for chaye.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
10
CA Certificate
This is not a CA certificate

Subject Alternative Names

X.509 Certificate

The complete raw X.509 certificate details for chaye.kr in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwNPTHOnt5Ft3N3XVCUCv
0yRQRpXqKeKoGqNptpBmqx/Wvpwd3bRn0W0ziC74tMoAYqprHk5SRa1zqzdItUVF
B2Qk6t27tPNDB3R44AbikEriCj/tF5bsR5X4mo9Isb0f9+LcODgrfgk69UUyGKVT
jKByR8Cn9yDxriU7XKJvy4DjE2oO854LodQKxX16DAmksWzMxNsedWQWeOqtlmgL
HPOhw0AkGRBjFofBLaDi/0mCkzVaBfG7ZLIleOERsXJUwD8a+23vwRd+By0o877i
4FbJ+ePk9CaOdNp0CEss/xiVF33k7OvCBQIzluv62VCPmqkhL2mk9HiBo0eWqiCp
5wIDAQAB
-----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 516478538645827705152834921543621557289793
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11
 . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'R10'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-05-14 16:33:27 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-08-12 16:33:26 +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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'chaye.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
 . . . . . . . . . . . . . . . . [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 24342209186376838135200283795268160217134224292268064518654787968979708286271662258695274715051902136487766731972751284284799583961155312314956722431270818921770519413147023022627778062233387728535202465269101744143977330395343027841012695380764465432825082488337585632482959055493486271898992043232699215750724657377167061067441087707028629177282623759402305761572583846712988434861097064621290133207020948910273245318566385183734336142426789694266995588559776307530273392088145797728323775728288315552906681198935456733329162675062097546250464672978738842706160031227717437348495090241892601606920719437389696641511
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes)
							77075798f7978bfa997a854d05574da65cf7ffd0
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.35
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName bbbcc347a5e4bca9c6c3a4720c108da235e1c8e8
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (39 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r10.i.lencr.org/'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.17
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (26 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'chaye.kr'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.chaye.kr'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.32
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.31
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (39 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r10.c.lencr.org/66.crl'
 . . . . . . . . . . . . . . . . [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)
							00ef007600ed3c4bd6e806c2a4a20057dbcb24e23801df512fedc486c5700f20ddb73e3fe000000196cfda62b4000004030047304502207e9f2252cecbd00ba0639e4306722c7da2b46f84575bebe9ddacd51307c5dd27022100d5d82bb0c0d8d44edd113f67ca80c019642c304261324a6a9c9fb6638d7725e3007500dddcca3495d7e11605e79532fac79ff83d1c50dfdb003a1412760a2cacbbc82a00000196cfda62fe000004030046304402206a45c46d204cf7b466cf97296c60e6167e180abb75bd0ae3bcffc0c20cab0f00022070ad7bf6e7222349713c0099f092f81af8d97b3d6fb808c50528b7923c9023b9
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11
 . . . . . . . . [c:0|t:5|false] NULL []
 . . . . [c:0|t:3|false] BIT STRING (2048 bits)
		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