www.zsico.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:7e:66:03:99:3c:d8:e3:28:8f:99:aa:99:73:5e:48:95:63 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.zsico.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:7e:66:03:99:3c:d8:e3:28:8f:99:aa:99:73:5e:48:95:63Serial Number (int): 304348035967809105849163487679528558957923
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: c8:42:3e:98:5b:bf:6e:42:2b:c9:60:a1:31:09:7e:b8:5e:44:f5:b5
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 53:1d:bc:24:43:8a:fc:a9:10:2a:7c:25:15:96:87:b6:68:f4:a2:f1
Fingerprint (sha256): 6f:ea:65:4a:e6:b9:99:53:ff:1c:13:c0:7f:ac:10:96:77:73:90:ea:0c:40:32:bf:cb:e2:c1:f4:ab:84:72:9f
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.zsico.com
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for www.zsico.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.zsico.com
Other certificates including the domain name zsico.com
(limited to 100 certificates)
Certificate
The complete raw certificate details for www.zsico.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGUzCCBTugAwIBAgISA35mA5k82OMoj5mqmXNeSJVjMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0yMDAyMTYxNDA2MTNaFw0y MDA1MTYxNDA2MTNaMBgxFjAUBgNVBAMTDXd3dy56c2ljby5jb20wggIiMA0GCSqG SIb3DQEBAQUAA4ICDwAwggIKAoICAQDSSlTHknzpuY1PZZTnHfoLpHiWHwUf5j0e aOHfwQXphQlFxTgaq5YhZgjLFmyIHrmSVsP5yrK+8/7vsjkjAsUCEusa1I9fYpGZ 9bKTzd2vWE8rKB7hiUA+f5ph09zQmuCrqUeHcDHrDVSRjaoNddSykOU0ZI3bm38E xAUt/6WQgwuyxuEVLMq021NyN3RzSnjJ0FUph/Out5s/h7VNUH74NyDTF8CJpvTK 4CAU4UQkDIMGCgU5sPhunHSh6pN5zyz9m5OZk5SO3fCZf7Ml+lh/yvIz3+qOhykE C84xlDYwqYjOvcyvGw25lQ4AezICXMyVReFGvPv+ak95xp7hW4gF758GqV6KqqQW c+bq83TouswqN+0aSndgsoU5iqnMOiYP7YrpSrooHAYV6GVjhDSROVHh4IwJyrSY 6W0JCgTO7/QvIAJvrbivkF6HkLimasvPs8y4jJApNx5TY5w9eBZp78iDgJfMsVks reZ2OmtoCoalkdmRWgrZnUo/7vLyQf7v8CbCsOhl8F1VNRAVRBT8GdGox+8r8OA6 1Gf7yDnftj6KcHborBuvRfVCzLcE5/lAfkwDyooqyQGpmjxD22/LM90F0ZdeXC6J iASntocRwsOq6weOmJgv+tBgY2JlAXIAC5yQP7l59F+fyS/5/xDytHYP1E6iDUIr p/NCp96AawIDAQABo4ICYzCCAl8wDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQG CCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBTIQj6Y W79uQivJYKExCX64XkT1tTAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv86js oTBvBggrBgEFBQcBAQRjMGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmludC14 My5sZXRzZW5jcnlwdC5vcmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0LmludC14 My5sZXRzZW5jcnlwdC5vcmcvMBgGA1UdEQQRMA+CDXd3dy56c2ljby5jb20wTAYD VR0gBEUwQzAIBgZngQwBAgEwNwYLKwYBBAGC3xMBAQEwKDAmBggrBgEFBQcCARYa aHR0cDovL2Nwcy5sZXRzZW5jcnlwdC5vcmcwggEFBgorBgEEAdZ5AgQCBIH2BIHz APEAdgDwlaRZ8gDRgkAQLS+TiI6tS/4dR+OZ4dA0prCoqo6ycwAAAXBOiR6CAAAE AwBHMEUCIC9aFlrClOBz4OdFiUzhMRIiHn9OsiRd6LZJtRptyj6VAiEA4P5gNMDl fiVZSFnU7+BkXeiDBE5LD3zdcdNT9XE2xF4AdwAHt1wb5X1o//Gwxh0jFce65ld8 V5S3au68YToaadOiHAAAAXBOiR6lAAAEAwBIMEYCIQD8xyT91QHizu6sElJ7ZJzb K+dXGD8qaKWgexXlx8i1ugIhANwxegjlflk9wjE1y4vUyOQ6Azf7NvbfNMhvcjDP rvE4MA0GCSqGSIb3DQEBCwUAA4IBAQCIQkhpO81/P7m5mnx+CadsmahfUO5/41s3 dZ8fTTX5dsA4g1Hi4hIPO12EG2wDFhETPJHP+sHOj8yuSY3biHLxAFNAHMLFBrCo fy8yk6mS2yuChMGxxwLsVVVULNQgANWU0g1mKl43WLD27EQHFNdPokTpeR/cjK0U +TUo5dWMOCUxHJRQbLtf9c+zPgkXLr/E4wHMMRKRbudSKd59PEsul1MgjPMEiwFP CYNUf0KOiWC3NwJLCiUJfMFRvVNRJZbLL+Lf+E552FSf2tv3P5w1oAc4epg+mOBi vtKGNoMz+DvqXkTHxtrSSz9S0oiWrmOlLvq93BI+BWvAkisGj1PJ -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA0kpUx5J86bmNT2WU5x36 C6R4lh8FH+Y9Hmjh38EF6YUJRcU4GquWIWYIyxZsiB65klbD+cqyvvP+77I5IwLF AhLrGtSPX2KRmfWyk83dr1hPKyge4YlAPn+aYdPc0Jrgq6lHh3Ax6w1UkY2qDXXU spDlNGSN25t/BMQFLf+lkIMLssbhFSzKtNtTcjd0c0p4ydBVKYfzrrebP4e1TVB+ +Dcg0xfAiab0yuAgFOFEJAyDBgoFObD4bpx0oeqTec8s/ZuTmZOUjt3wmX+zJfpY f8ryM9/qjocpBAvOMZQ2MKmIzr3MrxsNuZUOAHsyAlzMlUXhRrz7/mpPecae4VuI Be+fBqleiqqkFnPm6vN06LrMKjftGkp3YLKFOYqpzDomD+2K6Uq6KBwGFehlY4Q0 kTlR4eCMCcq0mOltCQoEzu/0LyACb624r5Beh5C4pmrLz7PMuIyQKTceU2OcPXgW ae/Ig4CXzLFZLK3mdjpraAqGpZHZkVoK2Z1KP+7y8kH+7/AmwrDoZfBdVTUQFUQU /BnRqMfvK/DgOtRn+8g537Y+inB26Kwbr0X1Qsy3BOf5QH5MA8qKKskBqZo8Q9tv yzPdBdGXXlwuiYgEp7aHEcLDqusHjpiYL/rQYGNiZQFyAAuckD+5efRfn8kv+f8Q 8rR2D9ROog1CK6fzQqfegGsCAwEAAQ== -----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 304348035967809105849163487679528558957923 . . . . . . . . [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 2020-02-16 14:06:13 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-16 14:06:13 +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.zsico.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 857909803962739888364918102998716684417346536751085042277098702194686874181486272300271229908077971369853280329221457247430517236714261652360454418759973820845715984758429644472891246139117221409548082504693223080413541321732425808725541243415434766634508198816808477310890099143164553061462628877037181539240360999030725241927161978681929761038707155726728693928912970452727127185387682207442998080972365209962394789662103072294986635699779485513783585187411616060727381183805273276804643274224409725232694965109364760514613738343795497724821993570779138583778013349015924200228689371925637124908501446573286580619348693427367965943143315366009272775670107315360782205279226473496291936639795423639209252389238822287889988898750189123442476383535505396845988082547394034039735443005366482513343397050798008299001418394622663044661746281608899332072751872612899367964450261400760025110354469691388070716893832900004671918382166926067569931340265196393241034214386821796535331471084995711286631980039987619264603121148966543100211130040910146521748956930702303555923235683478050223161657559870525408733176652742395613272999231692945036799580689555161783496020514433601687366068894927545972126926959442556028866763694481349703702052971 . . . . . . . . . . . . . . . . . . . . [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) c8423e985bbf6e422bc960a131097eb85e44f5b5 . . . . . . . . . . . . . . . . [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.zsico.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 (246 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes) 00f1007600f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb273000001704e891e82000004030047304502202f5a165ac294e073e0e745894ce13112221e7f4eb2245de8b649b51a6dca3e95022100e0fe6034c0e57e25594859d4efe0645de883044e4b0f7cdd71d353f57136c45e00770007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c000001704e891ea50000040300483046022100fcc724fdd501e2ceeeac12527b649cdb2be757183f2a68a5a07b15e5c7c8b5ba022100dc317a08e57e593dc23135cb8bd4c8e43a0337fb36f6df34c86f7230cfaef138 . . . . [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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