lab.lantian.pub
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:7f:6c:79:1c:b0:6c:84:c4:7b:94:e8:0d:df:08:3e:5d:e4 was issued on by Let's Encrypt.
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=lab.lantian.pub
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:7f:6c:79:1c:b0:6c:84:c4:7b:94:e8:0d:df:08:3e:5d:e4Serial Number (int): 304696903867589788820026636694339285048804
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: d4:6b:f6:7f:44:fe:5c:3a:7c:e6:2f:83:dc:3c:18:9c:c5:be:93:f7
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): df:4a:73:da:70:f3:4d:ab:4d:86:d4:b0:34:4c:aa:c0:2e:12:ca:4f
Fingerprint (sha256): 19:01:bc:1d:e4:a7:49:a2:82:7f:ef:57:1a:28:f9:ee:a7:f3:e7:bf:53:a3:dd:da:fc:29:d0:9f:07:cb:db:3e
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate lab.lantian.pub
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for lab.lantian.pub
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
lab.lantian.pub
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Certificate
The complete raw certificate details for lab.lantian.pub in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGATCCBOmgAwIBAgISA39seRywbITEe5ToDd8IPl3kMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xNzA4MDUxNjUyMDBaFw0x NzExMDMxNjUyMDBaMBoxGDAWBgNVBAMTD2xhYi5sYW50aWFuLnB1YjCCAiIwDQYJ KoZIhvcNAQEBBQADggIPADCCAgoCggIBANwYW2ayqlhs9tXQEpgWr3rHSndQ76q3 bb0ip5ItLK1/NpUu0231JCo/RBUSucaTngELF0h3QHGYCjFbWdBYwvqwLk5sue4Y ry8FitPFXIOpdolzfpLTFVKUTktjc/GNBvUxxn+pekohpp/AmxBb+lDybkSqaXGU Wvhz7dJ8Hh/zOH89NbTaFDBQ2Zs14vACvs/twsYRfVZrCCgD4/YUteeEn6Qui/hQ Lt9RMoacAwaC9e8Ia2XA+y0GsBzMLKVaVn+ETQ644uqCU6wUMc5A7exuWc2+Raqy 0vsqLVvJyVkujxWMycR08zX1NGct5xjEDYPmE0NByTQbKZ2fYsuUF8VByd0HA3PW UlW20OT7dzAHFrOYG5X+zZMSKSB8CFcACJHc1QljMOWygU+YskeKN8QtwY8coe4e DwdqtZxwqTxDZP2Rt0cu0k/d4iHPGLhaX3+GUzoyk9bYi0Lr4WKaPYX5uL6dv8Iw DcsXzhKPVgdC+rGOtfV1Uu8HNzah9hNmxdIcqG/BBoOrp9Y2Ee5aflK/e1JuF9y0 LrzbICaAJCsskEZF2yeSLkObpXPb1LOrpELMxDuT/2hChNkUHZ+VM+4sVtbEEbxI E3pk0lVMZaOsnNaJYT4NkH6JXZHARwKSHy6WhuvwF5e9Q3y0TKWLtqYhC1MsklEe tSOjLium/uVlAgMBAAGjggIPMIICCzAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYw FAYIKwYBBQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFNRr 9n9E/lw6fOYvg9w8GJzFvpP3MB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/z qOyhMG8GCCsGAQUFBwEBBGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50 LXgzLmxldHNlbmNyeXB0Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50 LXgzLmxldHNlbmNyeXB0Lm9yZy8wGgYDVR0RBBMwEYIPbGFiLmxhbnRpYW4ucHVi MIH+BgNVHSAEgfYwgfMwCAYGZ4EMAQIBMIHmBgsrBgEEAYLfEwEBATCB1jAmBggr BgEFBQcCARYaaHR0cDovL2Nwcy5sZXRzZW5jcnlwdC5vcmcwgasGCCsGAQUFBwIC MIGeDIGbVGhpcyBDZXJ0aWZpY2F0ZSBtYXkgb25seSBiZSByZWxpZWQgdXBvbiBi eSBSZWx5aW5nIFBhcnRpZXMgYW5kIG9ubHkgaW4gYWNjb3JkYW5jZSB3aXRoIHRo ZSBDZXJ0aWZpY2F0ZSBQb2xpY3kgZm91bmQgYXQgaHR0cHM6Ly9sZXRzZW5jcnlw dC5vcmcvcmVwb3NpdG9yeS8wDQYJKoZIhvcNAQELBQADggEBAD1juLpmitlvBxm7 wUVnr8vb4UYRHKdZ6/vo5L7me2ccyDaJY0qanfM1aBXKGml/k5SPxf+rJks8gmWT E/94vmbcQT4mEmG8YSqHmrUVXJKK7bdVKS0yUhYzASQs4fg6b827km9Ndj3kBtkN mtyd7iCek3FXEXT5yMzqnDQdTWml1dMyGX7+r5mCxu8fCQUGtfVXKqzNC8XIAE1J TrtEpSEzMbHpQqFlCLs6aGuDAiFL+gzmBfYnlELr5oZgbOTtUUCPmuB6IhMWEZow qm0rY8HYNTJvKExOpS//2LLB3Zz7cqoh3CJpTGSrWqEiUYC2AF0Se4QL4cFvo0rk LATjKOc= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA3BhbZrKqWGz21dASmBav esdKd1DvqrdtvSKnki0srX82lS7TbfUkKj9EFRK5xpOeAQsXSHdAcZgKMVtZ0FjC +rAuTmy57hivLwWK08Vcg6l2iXN+ktMVUpROS2Nz8Y0G9THGf6l6SiGmn8CbEFv6 UPJuRKppcZRa+HPt0nweH/M4fz01tNoUMFDZmzXi8AK+z+3CxhF9VmsIKAPj9hS1 54SfpC6L+FAu31EyhpwDBoL17whrZcD7LQawHMwspVpWf4RNDrji6oJTrBQxzkDt 7G5Zzb5FqrLS+yotW8nJWS6PFYzJxHTzNfU0Zy3nGMQNg+YTQ0HJNBspnZ9iy5QX xUHJ3QcDc9ZSVbbQ5Pt3MAcWs5gblf7NkxIpIHwIVwAIkdzVCWMw5bKBT5iyR4o3 xC3Bjxyh7h4PB2q1nHCpPENk/ZG3Ry7ST93iIc8YuFpff4ZTOjKT1tiLQuvhYpo9 hfm4vp2/wjANyxfOEo9WB0L6sY619XVS7wc3NqH2E2bF0hyob8EGg6un1jYR7lp+ Ur97Um4X3LQuvNsgJoAkKyyQRkXbJ5IuQ5ulc9vUs6ukQszEO5P/aEKE2RQdn5Uz 7ixW1sQRvEgTemTSVUxlo6yc1olhPg2QfoldkcBHApIfLpaG6/AXl71DfLRMpYu2 piELUyySUR61I6MuK6b+5WUCAwEAAQ== -----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 304696903867589788820026636694339285048804 . . . . . . . . [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 2017-08-05 16:52:00 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-11-03 16:52:00 +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 'lab.lantian.pub' . . . . . . . . [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 897909851357391913184701367942597696920783780140584352154272225034358923239728627548509710702152452225767059907795686437727514463874168145451085033544634739255816951582976241232990574228881565616385859163742911384833300116339089307056368511284809512919139810307623785787238124230246086552429924412430100352545012321259912249552455919660632346849568920186828153986542983235895770731535178981907599993246903764003752030343124219085823809969332955490004608707266919861329180472812614293611233333980345260092292394095006083224826296225639098868856569873053847582248927405303608872305609083222521304549517432623795809821858782018037184304226337347546260997433454651479565837443566331967952692379597614094550590512283901745990996123739197348742702701596079453356461231003367088089490611831907647207520182412531098500153804804449150577988556597650695465654760714226502962780638607489610514893815297125213752780766983970450533122491740233438085939725688055333509069048396416742131481804135843570537252091399444182293204530676531316203595437231253798585136521263502251909152757390878914414912874183934081855229350643183653050819562462684514897933302534205199638750105711791853848091587484261009961026814217738079339389444944082007185013269861 . . . . . . . . . . . . . . . . . . . . [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) d46bf67f44fe5c3a7ce62f83dc3c189cc5be93f7 . . . . . . . . . . . . . . . . [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 (19 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'lab.lantian.pub' . . . . . . . . . . . . . . . . [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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