it-cardinal.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:b0:97:bc:a6:1f:18:5a:94:fd:6d:98:d1:fd:a3:7b:2c:77 was issued on by Let's Encrypt.
With 3 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=it-cardinal.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:b0:97:bc:a6:1f:18:5a:94:fd:6d:98:d1:fd:a3:7b:2c:77Serial Number (int): 321428247321882440745092393462110013303927
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 59:05:8c:f9:dc:7a:92:4c:41:bc:c0:f2:71:4d:92:22:d9:9c:11:61
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 16:f4:21:eb:67:95:b7:5f:47:e1:65:ab:a4:ac:c8:b3:81:3e:42:33
Fingerprint (sha256): 3f:ec:ba:5c:51:83:b6:87:9d:ad:98:54:6c:40:b0:78:7e:0e:f7:8e:aa:e3:e5:e9:28:40:4f:05:d3:25:15:25
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate it-cardinal.com
3
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for it-cardinal.com
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
it-cardinal.com
mail.it-cardinal.com
www.it-cardinal.com
mail.it-cardinal.com
www.it-cardinal.com
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Certificate
The complete raw certificate details for it-cardinal.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIFgTCCBGmgAwIBAgISA7CXvKYfGFqU/W2Y0f2jeyx3MA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0yMDAyMTYyMzE2NDhaFw0y MDA1MTYyMzE2NDhaMBoxGDAWBgNVBAMTD2l0LWNhcmRpbmFsLmNvbTCCASIwDQYJ KoZIhvcNAQEBBQADggEPADCCAQoCggEBALsJ4oc7qbF40GUv0cgVaayhWy+HmiN7 agov6rFTNhougS/N4plppFAHVBynj8dd0X/1NW8u2YnngFoQ50U3OP3qx70bw2MY 5ncNC6HzRQqOLkqK8aqXGn/+3AjTCon23jCHIz6SJcXQWYubdMw/3zyGIC9WhDSZ Gwl39NxCSz156Ff5nzfIjb9EWFU+2XZe4KAEtm0tPX5ZWB3+YikFvn5+eqNRU3uD zUWNTUkikEMhaREqvoz+DIcbckxCv6zA+IQTUn8Eb8HpyglodCFBTSUuEmEo1aeb mWwhLlq6J00+Z+jW2KxSG93kIzEaEjwrAYDzjMqRalZzVkIrJQNLJ08CAwEAAaOC Ao8wggKLMA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUEFjAUBggrBgEFBQcDAQYIKwYB BQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQUWQWM+dx6kkxBvMDycU2SItmc EWEwHwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3pkVl7/Oo7KEwbwYIKwYBBQUHAQEE YzBhMC4GCCsGAQUFBzABhiJodHRwOi8vb2NzcC5pbnQteDMubGV0c2VuY3J5cHQu b3JnMC8GCCsGAQUFBzAChiNodHRwOi8vY2VydC5pbnQteDMubGV0c2VuY3J5cHQu b3JnLzBFBgNVHREEPjA8gg9pdC1jYXJkaW5hbC5jb22CFG1haWwuaXQtY2FyZGlu YWwuY29tghN3d3cuaXQtY2FyZGluYWwuY29tMEwGA1UdIARFMEMwCAYGZ4EMAQIB MDcGCysGAQQBgt8TAQEBMCgwJgYIKwYBBQUHAgEWGmh0dHA6Ly9jcHMubGV0c2Vu Y3J5cHQub3JnMIIBBAYKKwYBBAHWeQIEAgSB9QSB8gDwAHYAsh4FzIuizYogTodm +Su5iiUgZ2va+nDnsklTLe+LkF4AAAFwUIEwKQAABAMARzBFAiEAgXbZJWzgqqXb Y1zeYPCmMv2ebMV3RWV2DBTjGXz2RG0CIDBfW7NDEpzkSnar+OSvvE1wGTN8OEae ykLHBfrtsHlBAHYAXqdz+d9WwOe1Nkh90EngMnqRmgyEoRIShBh1loFxRVgAAAFw UIEyGwAABAMARzBFAiABtNCFDrbP3ciFlHjev+OCnbkVJpf+AcIzbkwI3XuP9gIh AI88ANWpVdRTFxAW7/9eMMa0UhyUkKNAuuRK4mqOTj2uMA0GCSqGSIb3DQEBCwUA A4IBAQAXpPk5uZapEmRbT+F3UwG2K1/tlJ15se9n3m5H1QMomh//1zqRomnEwBSA 7tNU9C8TFSVSmi7MKUpdm5bWF2CnaSVWgL87ucfUbje5Q/81L7kaFekD7tnlQ7k2 DKBRySF55imarNhPpllnmpNJ3Pz75NYLex9ZT5aLOOw6r6j7dhs6aye9fnupdLSs wS/k9cUBhwc51G+wb0Yl5WBPsrG8fv+8rV9kwceq46e868/ntynLTfDReQn03R2Z 2c+V5gxbZEkScPtYbGLyACqIc9lvsegsJy4y5vOLt2EmCc2b4kN59W33GtVuqfu2 77Hmyw5nSs7P2kcq99RIPTOOJcNz -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAuwnihzupsXjQZS/RyBVp rKFbL4eaI3tqCi/qsVM2Gi6BL83imWmkUAdUHKePx13Rf/U1by7ZieeAWhDnRTc4 /erHvRvDYxjmdw0LofNFCo4uSorxqpcaf/7cCNMKifbeMIcjPpIlxdBZi5t0zD/f PIYgL1aENJkbCXf03EJLPXnoV/mfN8iNv0RYVT7Zdl7goAS2bS09fllYHf5iKQW+ fn56o1FTe4PNRY1NSSKQQyFpESq+jP4MhxtyTEK/rMD4hBNSfwRvwenKCWh0IUFN JS4SYSjVp5uZbCEuWronTT5n6NbYrFIb3eQjMRoSPCsBgPOMypFqVnNWQislA0sn TwIDAQAB -----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 321428247321882440745092393462110013303927 . . . . . . . . [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 23:16:48 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-16 23:16:48 +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 'it-cardinal.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 (2160 bits) . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 23611437442676864909268466330550711888673515980377773028808773974823299776669143123356707168388142294781769001948621116569711919629340215316274960544962457352331277735269396934258646089262416255206853674337826244241506463249466531370079902367409172069400210596777568327404138371992492005402249568610232118368999167654693111500006659078782877128375523551980442687837170999735230211379762023283906744010586699342647356077883285637002499921927427492874025964226028640671250604020268896862988119962587706413047187350030940992137139901217689982662636153964235574034201576321922790965720676364160028319126291098033921402703 . . . . . . . . . . . . . . . . . . . . [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) 59058cf9dc7a924c41bcc0f2714d9222d99c1161 . . . . . . . . . . . . . . . . [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 (62 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'it-cardinal.com' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail.it-cardinal.com' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.it-cardinal.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 (245 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes) 00f0007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e000001705081302900000403004730450221008176d9256ce0aaa5db635cde60f0a632fd9e6cc5774565760c14e3197cf6446d0220305f5bb343129ce44a76abf8e4afbc4d7019337c38469eca42c705faedb079410076005ea773f9df56c0e7b536487dd049e0327a919a0c84a112128418759681714558000001705081321b0000040300473045022001b4d0850eb6cfddc8859478debfe3829db9152697fe01c2336e4c08dd7b8ff60221008f3c00d5a955d453171016efff5e30c6b4521c9490a340bae44ae26a8e4e3dae . . . . [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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