ybbao.cn
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:a4:08:c2:b8:b2:bb:84:5f:26:19:fb:37:05:ff:ea:00:46 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:
- Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)
Certificate Subject
CN=ybbao.cn
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:a4:08:c2:b8:b2:bb:84:5f:26:19:fb:37:05:ff:ea:00:46Serial Number (int): 317154810845995496755227154554012008316998
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 76:65:90:b8:1b:f3:4f:bf:70:2a:6a:61:28:72:52:d8:28:e4:24:bd
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 84:81:0a:25:2c:53:d9:32:3b:4f:e5:06:ce:31:8b:df:2a:79:4c:16
Fingerprint (sha256): 79:87:80:25:f2:2e:c3:84:4c:b8:40:34:1e:ff:bd:da:24:81:ef:c6:ea:6a:86:2c:dd:50:2f:77:40:e9:77:7b
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.org/Check the revocation status for certificate ybbao.cn
2
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for ybbao.cn
Public Key Algorithm
RSA
Key Size
4096
Signature Algorithm
SHA256 with RSA
Key Usage
Digital Signature
Key Encipherment
Extended Key Usages
Server Authentication
Client Authentication
Extensions
8 extensions
No
unhandled critical extensions
CA Certificate
This is not a CA certificate
Subject Alternative Names
www.ybbao.cn
ybbao.cn
ybbao.cn
Other certificates including the domain name ybbao.cn
(limited to 100 certificates)
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Certificate
The complete raw certificate details for ybbao.cn in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGAjCCBOqgAwIBAgISA6QIwriyu4RfJhn7NwX/6gBGMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xNjAzMzAxNTE1MDBaFw0x NjA2MjgxNTE1MDBaMBMxETAPBgNVBAMTCHliYmFvLmNuMIICIjANBgkqhkiG9w0B AQEFAAOCAg8AMIICCgKCAgEAw+SxAF9Gozz2HCmJTbkcW7cbORiU/KikpTPkb6iQ L807UxwFP4i3BUUICibUmdb0qMPjrb+m1VDhULcE4gRiaTzqwwhhYqz+6EpqE1RU LnzDoiaoP9jgn5DQmO0mLdRsG1N63M9ol2beGnTiDGj7FBClXeHGeWkVluli3kt0 IBUKxfOuQS/1hPtyU2TKpLUNXlTWbPlOL7hRN72lPmW+mVP6vFnkduujiV1h1+A+ LutETQZtJSHdhj6ZzSfHZcCsmyLOQKBLomh0OTDnFaQ/Wpljq36z9FccPNASuWYQ 5OdC0pCzCOUMRTHubfc4qKRRYCKRntyIlQIthHVTQe88NKTfyU1gF0mKKXhJnR67 vxeaaC6U91nrgtc2uZzGsygc0ViJRSL86v9o1bSvLSa89JwGHVKJ406I/6N5UL5r QLrocILA74tGET7f0d2Znl4EqpeifidILGo2ld72AjzVbpbJYdTDuVqRtwC+tv6k Oj1j4xW5V9SpZr3SKIvTvCh9zRAR/o4Kjflm0pt+kRsZwRgqN4m993TjnJMaQEBS kpe0ndmFcSx+pCgT2FZf1Z+MDICy5IM9XFL1MqtQ0u8sMOLneGTIvI80cwf1ICpL HBdDwSbpS1RCkfvEkLc4WL9rVLyS4rviF6OmOkvoSl0gWYlrYqqB6DYXxo3MsQe5 fpcCAwEAAaOCAhcwggITMA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUEFjAUBggrBgEF BQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQUdmWQuBvzT79w KmphKHJS2CjkJL0wHwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3pkVl7/Oo7KEwcAYI KwYBBQUHAQEEZDBiMC8GCCsGAQUFBzABhiNodHRwOi8vb2NzcC5pbnQteDMubGV0 c2VuY3J5cHQub3JnLzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgzLmxl dHNlbmNyeXB0Lm9yZy8wIQYDVR0RBBowGIIMd3d3LnliYmFvLmNuggh5YmJhby5j bjCB/gYDVR0gBIH2MIHzMAgGBmeBDAECATCB5gYLKwYBBAGC3xMBAQEwgdYwJgYI KwYBBQUHAgEWGmh0dHA6Ly9jcHMubGV0c2VuY3J5cHQub3JnMIGrBggrBgEFBQcC AjCBngyBm1RoaXMgQ2VydGlmaWNhdGUgbWF5IG9ubHkgYmUgcmVsaWVkIHVwb24g YnkgUmVseWluZyBQYXJ0aWVzIGFuZCBvbmx5IGluIGFjY29yZGFuY2Ugd2l0aCB0 aGUgQ2VydGlmaWNhdGUgUG9saWN5IGZvdW5kIGF0IGh0dHBzOi8vbGV0c2VuY3J5 cHQub3JnL3JlcG9zaXRvcnkvMA0GCSqGSIb3DQEBCwUAA4IBAQA3k5/KUQCycHsl Fy5ZbdfbiguihxM6+WjLVYeAMEqAzZWCgUp6TwGe7jemayPXENR+xcoPLAMeugh0 y8py9C+VaRRzGHP6AEAMk0vF9MDC9ccq7UieLhpKet87RYkWbRq0fIPJ5rYARDIy 65W9YvI79Cx9igxOQymMrziDoII+lQpC//dXpfCO2mVlMxKkPIAT+fBvhAjw30Ve 3cqf7lkPaY+/bAoUgk6cjFxeTBln3w3E+pHhRvy3Gb4Xxn8PaSjYK359IVPsq+Gs RT+rhW9ywtlYzSNEyhWaQ93pqSQjp032kxV958/cvHk2yPUxlkacbC/ralC2a2XA GlFYLPaP -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAw+SxAF9Gozz2HCmJTbkc W7cbORiU/KikpTPkb6iQL807UxwFP4i3BUUICibUmdb0qMPjrb+m1VDhULcE4gRi aTzqwwhhYqz+6EpqE1RULnzDoiaoP9jgn5DQmO0mLdRsG1N63M9ol2beGnTiDGj7 FBClXeHGeWkVluli3kt0IBUKxfOuQS/1hPtyU2TKpLUNXlTWbPlOL7hRN72lPmW+ mVP6vFnkduujiV1h1+A+LutETQZtJSHdhj6ZzSfHZcCsmyLOQKBLomh0OTDnFaQ/ Wpljq36z9FccPNASuWYQ5OdC0pCzCOUMRTHubfc4qKRRYCKRntyIlQIthHVTQe88 NKTfyU1gF0mKKXhJnR67vxeaaC6U91nrgtc2uZzGsygc0ViJRSL86v9o1bSvLSa8 9JwGHVKJ406I/6N5UL5rQLrocILA74tGET7f0d2Znl4EqpeifidILGo2ld72AjzV bpbJYdTDuVqRtwC+tv6kOj1j4xW5V9SpZr3SKIvTvCh9zRAR/o4Kjflm0pt+kRsZ wRgqN4m993TjnJMaQEBSkpe0ndmFcSx+pCgT2FZf1Z+MDICy5IM9XFL1MqtQ0u8s MOLneGTIvI80cwf1ICpLHBdDwSbpS1RCkfvEkLc4WL9rVLyS4rviF6OmOkvoSl0g WYlrYqqB6DYXxo3MsQe5fpcCAwEAAQ== -----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 317154810845995496755227154554012008316998 . . . . . . . . [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 2016-03-30 15:15:00 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2016-06-28 15:15:00 +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 'ybbao.cn' . . . . . . . . [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 (4208 bits) . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 799175044678310833906436178019606126746924570573671783814678711783522082799260093050615838559963535610592530620732919594675748207132412191958049832235433919496790295730804932552347889268459716174968861869652276825776525282089351480424943770908710931375969509051879436381683352464936019798070018434718957641493569357447182346962806930734437814447631914093848168378072407759320563118070425519069794278544349443482772693589031975659398627074419542980191180753838804676193103266530371250560312309812294194766014788608749238645475869422222351809972651903778051653825200237778643315473114276629890431302949965429173379116209318431200474913033423687646747700314775901748641879085984873452959682739821712133610806763508589393449484577239502160910595604531204208818869313503102623316275667286350243210927841104775261023206007240060184136428624072916964375030585890804500563751197370145721339978899660062824206627985627394037977641754533888799464966622726608114272753821845099451201785340393063225258474852958556921814963438601244378120926874293953748733643092381228955028610242774342425273420416132915719081061086895829767881560853111549227994390589721212685731034525204798074850605697278777123560721735181465543204999791515593483616846970519 . . . . . . . . . . . . . . . . . . . . [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) 766590b81bf34fbf702a6a61287252d828e424bd . . . . . . . . . . . . . . . . [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 (100 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 (26 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.ybbao.cn' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ybbao.cn' . . . . . . . . . . . . . . . . [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 (246 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 1.3.6.1.5.5.7.2.2 (unotice) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String 'This Certificate may only be relied upon by Relying Parties and only in accordance with the Certificate Policy found at https://letsencrypt.org/repository/' . . . . [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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