nikura.app
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:78:ed:24:57:66:68:2c:80:54:d7:b6:81:ca:1c:97:e1:11 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=nikura.app
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:78:ed:24:57:66:68:2c:80:54:d7:b6:81:ca:1c:97:e1:11Serial Number (int): 302485957556164436205085233082723043107089
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 86:4d:ca:9d:b4:2b:ae:92:9d:80:99:ec:cd:24:74:a4:82:f5:21:2f
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): d8:82:99:b5:fe:63:31:6a:22:78:51:69:58:4f:a3:f5:e3:de:bf:72
Fingerprint (sha256): 5e:9e:e2:b8:e8:aa:91:40:3f:51:e1:40:ff:ce:82:af:58:f5:68:e8:8e:fa:7d:8e:63:2a:b9:cc:f1:63:b2:b7
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate nikura.app
2
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for nikura.app
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
nikura.app
www.nikura.app
www.nikura.app
Other certificates including the domain name nikura.app
(limited to 100 certificates)
Certificate
The complete raw certificate details for nikura.app in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIFXDCCBESgAwIBAgISA3jtJFdmaCyAVNe2gcocl+ERMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEwMjQwOTUyMDdaFw0y MDAxMjIwOTUyMDdaMBUxEzARBgNVBAMTCm5pa3VyYS5hcHAwggEiMA0GCSqGSIb3 DQEBAQUAA4IBDwAwggEKAoIBAQDDWTkDs0CyGiQnjRk+c4IjSe1j2wM3s1st8wvy 7g+8JSf255RtTsqk1JkW4vlCeXrdd70wCZZMYc4+smh/itPIvPi08Ll+d6XXfRj+ dRHDgvH3Zc3DAPVg3PDlCYYK9dyj/3QzJkDvsrLuQlw++0iamD++vQifQjArZ6/3 +Udnf1vaOSBCg2YHdK3A9j6+l29WdWvCGX6X/C261krKOE/m5L4Gl1kjDAJ4iDKT CwbTMTKxHfHmiNh5clOB/j1Wz/+DFB0g7IsmGLa9JQDIvpmKiHFVqlOtDhRD1wDa PJKTTXOUtq05FHDhtHmLcibbtm/b2oij/s6Mr9w5UadAkAOBAgMBAAGjggJvMIIC azAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMC MAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFIZNyp20K66SnYCZ7M0kdKSC9SEvMB8G A1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/zqOyhMG8GCCsGAQUFBwEBBGMwYTAu BggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50LXgzLmxldHNlbmNyeXB0Lm9yZzAv BggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgzLmxldHNlbmNyeXB0Lm9yZy8w JQYDVR0RBB4wHIIKbmlrdXJhLmFwcIIOd3d3Lm5pa3VyYS5hcHAwTAYDVR0gBEUw QzAIBgZngQwBAgEwNwYLKwYBBAGC3xMBAQEwKDAmBggrBgEFBQcCARYaaHR0cDov L2Nwcy5sZXRzZW5jcnlwdC5vcmcwggEEBgorBgEEAdZ5AgQCBIH1BIHyAPAAdgBv U3asMfAxGdiZAKRRFf93FRwR2QLBACkGjbIImjfZEwAAAW39ZSXGAAAEAwBHMEUC IFyR5h4pQtFphlaPZnO9ntuX0IWwkO4dxxfhP6s6h2O0AiEA+2VvXkVr0z0fxtFz M3wN2bLUYFaxuhvW8MB6dovqfr4AdgAHt1wb5X1o//Gwxh0jFce65ld8V5S3au68 YToaadOiHAAAAW39ZSXHAAAEAwBHMEUCIQDV+zAH9L+b7busHVmlobibxiuXFNBH 8mA6CZO+iPAsagIgeTMMEkTau7OKHeXxVewAZ9d5DUmw18c9YokuvBW9gIowDQYJ KoZIhvcNAQELBQADggEBADUByHEcLNbbx9D9uji5Kp26MpQtRAhkUt3kT6TvehPn LaRXlOGhTjrjBqzVVts6G2clPM5J3kWXZDNbMjTXNKiu0wKTzk9HiSkZby7G750O BtD0YzN1zq6UYyx4/OlKqUCvLFdnvTwDDGuWkewR+lCLsz7r9+skXdX8ivDpOaFF xKe7C7FQoW8YtKMPLfV2MHrQcXjhLwl/mQ7CO49fz/RtJzXCtsKgX1WAirVZ2Vwp Xy6bl7nfOkyfHlHUHKuMSqgmMRhwStM+zwe1hrpTDRCcRPIBec86M2kPd+7iBtxm Ani8xc+wRwmOd2JtVw/NJ1tDyhcYQf0+lPbZuATjKR4= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAw1k5A7NAshokJ40ZPnOC I0ntY9sDN7NbLfML8u4PvCUn9ueUbU7KpNSZFuL5Qnl63Xe9MAmWTGHOPrJof4rT yLz4tPC5fnel130Y/nURw4Lx92XNwwD1YNzw5QmGCvXco/90MyZA77Ky7kJcPvtI mpg/vr0In0IwK2ev9/lHZ39b2jkgQoNmB3StwPY+vpdvVnVrwhl+l/wtutZKyjhP 5uS+BpdZIwwCeIgykwsG0zEysR3x5ojYeXJTgf49Vs//gxQdIOyLJhi2vSUAyL6Z iohxVapTrQ4UQ9cA2jySk01zlLatORRw4bR5i3Im27Zv29qIo/7OjK/cOVGnQJAD 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 302485957556164436205085233082723043107089 . . . . . . . . [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 2019-10-24 09:52:07 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-22 09:52:07 +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 'nikura.app' . . . . . . . . [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 24660466827823101469301555422822706807611507195976255233954853708343098166775863995200022506583967597418501796577954389402904225303005957411005788905924245295145128042047592698067289300272525387302404028555508620535158704008915415875411165084474263752623137462149387687850244077018257318118737503093179068011491643683120882601084774888396619912373786587982322915425870158883024647040091271340824395754520732377009107214354972573222759021421767051918276598110240205056390677003394482157034112617629191091492939217845432433901548851055170367011918436261538532717344922964677344423809527044369650518961917127736578540417 . . . . . . . . . . . . . . . . . . . . [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) 864dca9db42bae929d8099eccd2474a482f5212f . . . . . . . . . . . . . . . . [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 (30 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'nikura.app' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.nikura.app' . . . . . . . . . . . . . . . . [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 (245 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes) 00f00076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016dfd6525c6000004030047304502205c91e61e2942d16986568f6673bd9edb97d085b090ee1dc717e13fab3a8763b4022100fb656f5e456bd33d1fc6d173337c0dd9b2d46056b1ba1bd6f0c07a768bea7ebe00760007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016dfd6525c70000040300473045022100d5fb3007f4bf9bedbbac1d59a5a1b89bc62b9714d047f2603a0993be88f02c6a022079330c1244dabbb38a1de5f155ec0067d7790d49b0d7c73d62892ebc15bd808a . . . . [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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