u2home.co.kr
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 04:f0:aa:e1:eb:0f:eb:d5:69:17:a0:94:e0:06:ef:52:15:40 was issued on by Let's Encrypt.
With 3 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:
- Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)
Certificate Subject
CN=u2home.co.kr
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 04:f0:aa:e1:eb:0f:eb:d5:69:17:a0:94:e0:06:ef:52:15:40Serial Number (int): 430344053581770490122964005989019578144064
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: c8:90:e1:07:9b:b4:8b:04:5f:5c:35:9f:05:0a:f7:9b:78:2f:d4:b2
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 10:89:93:38:2c:90:19:d6:6e:e4:6b:e3:6e:f3:54:b1:58:87:2a:0e
Fingerprint (sha256): 2d:2e:98:88:75:da:9f:ea:fe:12:64:4c:6a:87:87:c4:5f:ff:b0:d0:31:02:4d:7a:1e:4a:18:14:29:c4:07:8a
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate u2home.co.kr
3
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for u2home.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
m.u2home.co.kr
u2home.co.kr
www.u2home.co.kr
u2home.co.kr
www.u2home.co.kr
Other certificates including the domain name u2home.co.kr
(limited to 100 certificates)
Certificate
The complete raw certificate details for u2home.co.kr in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIFcTCCBFmgAwIBAgISBPCq4esP69VpF6CU4AbvUhVAMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTA1MTAxNTA4MTRaFw0x OTA4MDgxNTA4MTRaMBcxFTATBgNVBAMTDHUyaG9tZS5jby5rcjCCASIwDQYJKoZI hvcNAQEBBQADggEPADCCAQoCggEBANEMrrYuW6u0QEU2cDVIeF3hbE9sUl2rdU1N Ilk+LezeKEjpZ6wgYFqQIZBrjtWr40+qmHy8QDP4840XhUBaqoGXUqqUOTXu/7ms j0N3ogpJ2U8LB7GALgETmP8fJxgKjeAkLXYC0WiJEt6JCAoGqLbbYiOriVspPdd2 YkWuplZRIm9SM9T1d+16mn/DzjQa8nugYqHMQ+RnODB5UOzZKTaDLMhmsEYFSxNF gtAnWi7erdSjx9LEOvpk/VcCrWbYvhiV0PJUvGb9rpPw5Oo8hRcarh4bxpXeFpXK U2GYJ/JVyx9zbU0bawRmAUU1WXv23k+x7WiN/ZMShXnfObG0SaMCAwEAAaOCAoIw ggJ+MA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUEFjAUBggrBgEFBQcDAQYIKwYBBQUH AwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQUyJDhB5u0iwRfXDWfBQr3m3gv1LIw HwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3pkVl7/Oo7KEwbwYIKwYBBQUHAQEEYzBh MC4GCCsGAQUFBzABhiJodHRwOi8vb2NzcC5pbnQteDMubGV0c2VuY3J5cHQub3Jn MC8GCCsGAQUFBzAChiNodHRwOi8vY2VydC5pbnQteDMubGV0c2VuY3J5cHQub3Jn LzA5BgNVHREEMjAwgg5tLnUyaG9tZS5jby5rcoIMdTJob21lLmNvLmtyghB3d3cu dTJob21lLmNvLmtyMEwGA1UdIARFMEMwCAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEB MCgwJgYIKwYBBQUHAgEWGmh0dHA6Ly9jcHMubGV0c2VuY3J5cHQub3JnMIIBAwYK KwYBBAHWeQIEAgSB9ASB8QDvAHUAdH7agzGtMxCRIZzOJU9CcMK//V5CIAjGNzV5 5hB7zFYAAAFqooCLYwAABAMARjBEAiBZXnN9TQtJM0BPYuogbNXLjHJSjhkrWnOI LWg2YgEXOwIgZLnbahiUzioAPOZmPci+XrLCUumo4yEB/eWnKR28bF4AdgBj8tvN 6DvMLM8LcoQnV2szpI1hd4+9daY4scdoVEvYjQAAAWqigItmAAAEAwBHMEUCIQDy jPBsV74kZihOJTFCYKOCKZJcEHuNz4S6oH5L1ls9VwIgUgPxRkv3k02E7UP6aAsA tk3VPFWezhpqMP9t1SoFr5QwDQYJKoZIhvcNAQELBQADggEBADSUAYmh3Xcu4Ysn 7wuAMdI3waYtGU3eniMPsXiY0QUZqY6VHZPz8R3kIumL5R+1+Ik6X6ap3TphbpDu Pfxy/aXcJlNWEDJ4YjbSfRM+dCfKhZeVbIPIx8YseqHaL+Mei3GDhp1122iPjaOz FjkMT+5uSCx/xpOfT0KMsA5ZZqDvmxYtP8a2FfmLFaTroYbZ3+7kQegBWpGx+Syj c0kRHOU4NYsgq9lI/zzE33uBvahSb2ez9E9K4ZqC6fofHdV1dE6psZl5i7xvSwsD JS38MyI8ZS0KhP+zdGKbxCYcqZQnC97T9syi7WOjseCGbi/wDI8GMwwEqoODqEh2 uhhPOfI= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA0Qyuti5bq7RARTZwNUh4 XeFsT2xSXat1TU0iWT4t7N4oSOlnrCBgWpAhkGuO1avjT6qYfLxAM/jzjReFQFqq gZdSqpQ5Ne7/uayPQ3eiCknZTwsHsYAuAROY/x8nGAqN4CQtdgLRaIkS3okICgao tttiI6uJWyk913ZiRa6mVlEib1Iz1PV37Xqaf8PONBrye6BiocxD5Gc4MHlQ7Nkp NoMsyGawRgVLE0WC0CdaLt6t1KPH0sQ6+mT9VwKtZti+GJXQ8lS8Zv2uk/Dk6jyF FxquHhvGld4WlcpTYZgn8lXLH3NtTRtrBGYBRTVZe/beT7HtaI39kxKFed85sbRJ owIDAQAB -----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 430344053581770490122964005989019578144064 . . . . . . . . [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 'Let's Encrypt Authority X3' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-05-10 15:08:14 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-08-08 15:08:14 +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 'u2home.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 26390059695651029549853052869308363351465414480462028025450244179733453738241932411670757836801328121763277304232707971888543403464559142211603649325705703175163784519398153344141969291495629285871791273607630463563967669145354087393494702712305988928253406188386382610744459073751502560885637376167619896021232084656767425734753675765716883904089528046735664097285827696622210924399820379885030962570256898263962076921287345230650444493370333885309886132077206757790320838602982738837323390561666030990517774881288294780623646462036076301836062196646802517718130242558406985326131515145298594387719950485218181532067 . . . . . . . . . . . . . . . . . . . . [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) c890e1079bb48b045f5c359f050af79b782fd4b2 . . . . . . . . . . . . . . . . [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 a84a6a63047dddbae6d139b7a64565eff3a8eca1 . . . . . . . . . . . . . . . . [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 (99 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://ocsp.int-x3.letsencrypt.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://cert.int-x3.letsencrypt.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 (50 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'm.u2home.co.kr' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'u2home.co.kr' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.u2home.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 (69 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 1.3.6.1.4.1.44947.1.1.1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.1 (cps) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'http://cps.letsencrypt.org' . . . . . . . . . . . . . . . . [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) 00ef007500747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc560000016aa2808b6300000403004630440220595e737d4d0b4933404f62ea206cd5cb8c72528e192b5a73882d68366201173b022064b9db6a1894ce2a003ce6663dc8be5eb2c252e9a8e32101fde5a7291dbc6c5e00760063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016aa2808b660000040300473045022100f28cf06c57be2466284e25314260a38229925c107b8dcf84baa07e4bd65b3d5702205203f1464bf7934d84ed43fa680b00b64dd53c559ece1a6a30ff6dd52a05af94 . . . . [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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