www.wukco.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:72:31:dc:c1:01:6a:cf:a9:88:c9:d1:f0:74:97:da:37:60 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=www.wukco.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:72:31:dc:c1:01:6a:cf:a9:88:c9:d1:f0:74:97:da:37:60Serial Number (int): 300195326015987401441122581442952611641184
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 67:ed:94:e6:dc:c4:fa:d0:de:e9:39:60:ab:0b:18:e4:76:b7:3e:8e
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 24:40:fe:ba:1c:42:3a:df:64:42:d6:5e:cd:90:88:95:c3:5a:01:86
Fingerprint (sha256): 01:d4:ce:0f:75:8c:25:28:6e:75:60:2b:99:2c:ed:58:e6:ed:e3:9f:de:26:f3:4d:fa:54:4e:39:db:e4:e8:8d
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate www.wukco.com
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for www.wukco.com
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
9 extensions
No
unhandled critical extensions
CA Certificate
This is not a CA certificate
Subject Alternative Names
www.wukco.com
Other certificates including the domain name wukco.com
(limited to 100 certificates)
Certificate
The complete raw certificate details for www.wukco.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGUTCCBTmgAwIBAgISA3Ix3MEBas+piMnR8HSX2jdgMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEwMTMwNzA0MjlaFw0y MDAxMTEwNzA0MjlaMBgxFjAUBgNVBAMTDXd3dy53dWtjby5jb20wggIiMA0GCSqG SIb3DQEBAQUAA4ICDwAwggIKAoICAQDcUQAXq1zXQFl/d7ttJhx+Eebn7jbCflL8 bJscnHyEwESoZZMXn28Dcbx72YzqVnK1y92X2NGlObELSS6j+Awca6ODtONFqWo/ 2BKNsZvr5cD3JpWwu5IDEqnpzV6BN7r1JH5Ob/nTDQhqqt0uCEaAFSSvKqBUS4R3 udVQpgxhZAA5OgEE2gJFRQSNalkHZDrVN98HjsvXZEXgz+TndIoxzLYLTjjRBFwn FH36IrmdEjs8XDTTo9V3uggjn505uhgCr7rzgoD+MugrVsQox+NieECwkDv6fv4W zXZ3vxBNHLhrNF0RhxTUxVcGBF8gYYdC8u58BSt4skjRPlIYrPmvpEjNTF/pFXoF 117KNcIdh5TCv3E5C+7+26AFY8Z91V58Vb6bwuM6pdfr3Ra4l7m65VdQyoO1h3Dc /sJ5JCe8UtYIAh4/B/ATHp7u6WOwYYula/jBwDCVJ5/dXAzL1S1uDBSbsd2KeBu5 uBuZ/DCxHOuiVUxiYeSCs53qmIty8AlrSWPT+y9ussL5w5vtzj81uLRNpTdGLPes oUGZHjWwi1CqF9R0GHho57roWrVwR8r7hL9g8E5yJuh+vmp8LVs3Kh1ZeAfSLVqE RdMlxjxfLthdefDQLasnxCCxupCISFNR8lSmv3XWqCtAWoffxYMCGjlXTl+us8wy Qm7aXQ7t6wIDAQABo4ICYTCCAl0wDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQG CCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBRn7ZTm 3MT60N7pOWCrCxjkdrc+jjAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv86js oTBvBggrBgEFBQcBAQRjMGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmludC14 My5sZXRzZW5jcnlwdC5vcmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0LmludC14 My5sZXRzZW5jcnlwdC5vcmcvMBgGA1UdEQQRMA+CDXd3dy53dWtjby5jb20wTAYD VR0gBEUwQzAIBgZngQwBAgEwNwYLKwYBBAGC3xMBAQEwKDAmBggrBgEFBQcCARYa aHR0cDovL2Nwcy5sZXRzZW5jcnlwdC5vcmcwggEDBgorBgEEAdZ5AgQCBIH0BIHx AO8AdgCyHgXMi6LNiiBOh2b5K7mKJSBna9r6cOeySVMt74uQXgAAAW3EJbhgAAAE AwBHMEUCIQCIzEdOgLDZ1xZBzTuubsxmJZt6wxeKnU12cqXcJc8QgAIgM6REcMcj 2XO7NCdyhv2lN/Gi+d/64MGpqHuofGRVEMUAdQBvU3asMfAxGdiZAKRRFf93FRwR 2QLBACkGjbIImjfZEwAAAW3EJbiTAAAEAwBGMEQCIBd3pKTJn+CWbVf0pAqjgU4w P8J04sDmoZsGiTXLEchuAiAU6MuXWAG7tRSrHpRYTIS7xEGl91fr3JFFo0vbM0CB 1TANBgkqhkiG9w0BAQsFAAOCAQEAFWbf6/wcBqx4hc1PdljSfR8QibD19BtMpYpB uXvW8NcKPvrLgv7P0awp7owuUVBEGoMmO75TXbsD3Nv1V9FPbF+bQgyT05qriNLn pmxV+lgvQXh797CDEBG21bn9HaNCsdKxj538WRXW7A/GLMDd1XL0ZGzeh1/bji3+ /MTA/TWljXdez1iFby80JaK5patAkm34KdcIUZPZQYh4uhNudLgWTbqW74CPfub9 HWTEEzaaTtT8M3Mzu8qAEYn9fi+zmEFf9XOpC/QNrpHXueZXF0HBreSzd/Zxl8uJ oatzNwI7XKJYhOmWyu4BMSqvEPWO0/PGxZjOKnKmxEuJw0UMTQ== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA3FEAF6tc10BZf3e7bSYc fhHm5+42wn5S/GybHJx8hMBEqGWTF59vA3G8e9mM6lZytcvdl9jRpTmxC0kuo/gM HGujg7TjRalqP9gSjbGb6+XA9yaVsLuSAxKp6c1egTe69SR+Tm/50w0IaqrdLghG gBUkryqgVEuEd7nVUKYMYWQAOToBBNoCRUUEjWpZB2Q61TffB47L12RF4M/k53SK Mcy2C0440QRcJxR9+iK5nRI7PFw006PVd7oII5+dOboYAq+684KA/jLoK1bEKMfj YnhAsJA7+n7+Fs12d78QTRy4azRdEYcU1MVXBgRfIGGHQvLufAUreLJI0T5SGKz5 r6RIzUxf6RV6BddeyjXCHYeUwr9xOQvu/tugBWPGfdVefFW+m8LjOqXX690WuJe5 uuVXUMqDtYdw3P7CeSQnvFLWCAIePwfwEx6e7uljsGGLpWv4wcAwlSef3VwMy9Ut bgwUm7HdingbubgbmfwwsRzrolVMYmHkgrOd6piLcvAJa0lj0/svbrLC+cOb7c4/ Nbi0TaU3Riz3rKFBmR41sItQqhfUdBh4aOe66Fq1cEfK+4S/YPBOcibofr5qfC1b NyodWXgH0i1ahEXTJcY8Xy7YXXnw0C2rJ8QgsbqQiEhTUfJUpr911qgrQFqH38WD Aho5V05frrPMMkJu2l0O7esCAwEAAQ== -----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 300195326015987401441122581442952611641184 . . . . . . . . [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 2019-10-13 07:04:29 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-11 07:04:29 +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 'www.wukco.com' . . . . . . . . [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 898812525600908435216064477870670257012689886298345569657103815972949586828410706106512517933440733816343288620732642000309727442486628085647931026275650252501483437863567265493295858039932602527365098834349161757563492136292176460561172961275008643593333927389128596846252454168268455353726707724338473701395090959629922067716870565466358804509556452375081833042819324309809527844751091189924079634211029685281162648267220077688035757957086909143278239790954470497523873721216507400415090580743564452692955510358004756657595010119097854215116851819676900884632249678450806062883345602034046096408484506690803832898195075346582550379463632963997297558770087372405111802096320750706409421686266266898568478343694459526045949038089435049016040917309148310419487452016428188588081173016559877563107752194311856339138569742158900549711421881321890777477976842058772249403823422591480781404973979383435661304708468218761663501270879468401629317862026675858330314566086957954278074586102678091591017899096009919236336281631262744958816490566004097558891537149434081417101389030291246982109826657571539362945649862350342182588315496001233701219615353500781186318002899293394510983418012057867771757855827139604393366763606899759279827250667 . . . . . . . . . . . . . . . . . . . . [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) 67ed94e6dcc4fad0dee93960ab0b18e476b73e8e . . . . . . . . . . . . . . . . [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 (17 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.wukco.com' . . . . . . . . . . . . . . . . [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) 00ef007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016dc425b860000004030047304502210088cc474e80b0d9d71641cd3bae6ecc66259b7ac3178a9d4d7672a5dc25cf1080022033a44470c723d973bb34277286fda537f1a2f9dffae0c1a9a87ba87c645510c50075006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016dc425b893000004030046304402201777a4a4c99fe0966d57f4a40aa3814e303fc274e2c0e6a19b068935cb11c86e022014e8cb975801bbb514ab1e94584c84bbc441a5f757ebdc9145a34bdb334081d5 . . . . [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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