lets-encrypt-x4-cross-signed.der: CN=Let's Encrypt Authority X4,O=Let's Encrypt,C=US (Intermediate Certificate, Expiring 2021-03-17) detail info and audit record

CA Certificate Information and Audit Record

This certificate is intermediate certificate used for the issuance of other certificates.

• Certificate Download URL: https://letsencrypt.org/certs/lets-encrypt-x4-cross-signed.der (in DER format )
• Serial Number : 13298795840390663119752892852379787147
• SHA-1 Fingerprint : c05e2471e589a57053f2747ee06a593c513e23a5
• SHA-1 Fingerprint : c0:5e:24:71:e5:89:a5:70:53:f2:74:7e:e0:6a:59:3c:51:3e:23:a5
• SHA-256 Fingerprint : a74b0c32b65b95fe2c4f8f098947a68b695033bed0b51dd8b984ecae89571bb6
• SHA-256 Fingerprint : a7:4b:0c:32:b6:5b:95:fe:2c:4f:8f:09:89:47:a6:8b:69:50:33:be:d0:b5:1d:d8:b9:84:ec:ae:89:57:1b:b6
• Signature Hash Algorithm : sha256
• Subject : CN=Let’s Encrypt Authority X4,O=Let’s Encrypt,C=US
  • Country Name: US (United States of America)
  • Organization: Let’s Encrypt
  • Common Name: Let’s Encrypt Authority X4
• Not Valid Before: 2016-03-17 16:41:02
• Not Valid After: 2021-03-17 16:41:02
• Issuer (Parent Certificate):
  • Issuer Name: CN=DST Root CA X3,O=Digital Signature Trust Co.
  • Issuer Certificate URL: NA
• Audit Record:
  • Revocation Status: Not Revoked
  • Certificate Policy (CP) URL: https://letsencrypt.org/documents/isrg-cp-v2.4/
  • Certificate Practice Statement (CPS) URL: https://letsencrypt.org/documents/isrg-cps-v2.9/ https://letsencrypt.org/documents/isrg-cps-v2.7/
  • Auditor: Schellman & Company, LLC.
  • Standard Audit URL: https://www.cpacanada.ca/generichandlers/CPACHandler.ashx?attachmentid=244435
  • Standard Audit Period Start Date: 2019.09.01
  • Standard Audit Period End Date: 2020.08.31
  • Standard Audit Statement Date: 2020.10.02
  • Standard Audit Type: WebTrust
  • Full CRL Issued By This CA: Unknown
  • Check its issuer’s audit information: CN=DST Root CA X3,O=Digital Signature Trust Co. .

Download certificate through curl:

curl -sSL "https://letsencrypt.org/certs/lets-encrypt-x4-cross-signed.der" --output cert.crt

Download certificate through wget:

wget -q "https://letsencrypt.org/certs/lets-encrypt-x4-cross-signed.der" --output-document=cert.crt

CA Certificate Detail Information

Use openssl x509 to decode DER certificate to get detail information:

openssl x509 -in cert.crt -inform der -text -noout

Use openssl x509 to decode PEM certificate to get detail information:

openssl x509 -in cert.crt -inform pem -text -noout

Decoded detail certificate information:

Certificate:
    Data:
        Version: 3 (0x2)
        Serial Number:
            0a:01:41:42:00:00:01:53:85:73:a6:cb:11:e3:1f:8b
    Signature Algorithm: sha256WithRSAEncryption
        Issuer: O=Digital Signature Trust Co., CN=DST Root CA X3
        Validity
            Not Before: Mar 17 16:41:02 2016 GMT
            Not After : Mar 17 16:41:02 2021 GMT
        Subject: C=US, O=Let's Encrypt, CN=Let's Encrypt Authority X4
        Subject Public Key Info:
            Public Key Algorithm: rsaEncryption
                RSA Public-Key: (2048 bit)
                Modulus:
                    00:e1:24:74:42:7b:b7:91:31:d9:73:ff:38:aa:d8:
                    ce:44:5c:b7:39:0a:dc:44:ae:0d:bd:45:b9:97:37:
                    67:af:bd:50:4f:5f:d3:10:54:6b:f7:41:da:8e:63:
                    e6:6d:5b:c0:e8:40:a9:8c:41:fc:d1:03:89:ff:62:
                    61:09:60:d6:07:05:78:9a:90:bd:1a:64:3e:4f:dc:
                    cf:77:2f:89:6b:cb:67:af:41:4d:c5:8d:00:c0:6b:
                    fe:8d:84:dc:b5:f2:95:31:a8:e8:f6:90:a0:43:4a:
                    93:74:5c:b3:3e:43:69:4b:89:22:47:74:51:3e:99:
                    64:c3:cd:24:01:f9:84:2f:28:77:17:22:a7:dd:c3:
                    6c:08:4c:66:2f:37:74:c5:6f:93:8e:b0:46:37:16:
                    61:d1:50:98:c8:b0:0f:4f:58:53:7c:ac:f6:da:2d:
                    96:61:50:ad:43:dc:0a:a6:4f:9e:b5:52:b9:9c:8e:
                    ef:4e:df:46:b3:31:dc:20:fc:69:c2:a3:20:75:3e:
                    ec:38:1b:36:4e:66:66:d2:df:f5:66:a4:93:2f:7b:
                    a6:0e:94:3e:60:3d:4a:4b:1c:6f:ba:b4:4d:1c:3c:
                    91:58:6e:2f:4d:c4:da:70:db:ed:01:39:76:c0:49:
                    e7:e9:35:b5:14:06:90:c1:e5:92:e2:10:fd:6b:b9:
                    b4:85
                Exponent: 65537 (0x10001)
        X509v3 extensions:
            X509v3 Basic Constraints: critical
                CA:TRUE, pathlen:0
            X509v3 Key Usage: critical
                Digital Signature, Certificate Sign, CRL Sign
            Authority Information Access: 
                OCSP - URI:http://isrg.trustid.ocsp.identrust.com
                CA Issuers - URI:http://apps.identrust.com/roots/dstrootcax3.p7c

            X509v3 Authority Key Identifier: 
                keyid:C4:A7:B1:A4:7B:2C:71:FA:DB:E1:4B:90:75:FF:C4:15:60:85:89:10

            X509v3 Certificate Policies: 
                Policy: 2.23.140.1.2.1
                Policy: 1.3.6.1.4.1.44947.1.1.1
                  CPS: http://cps.root-x1.letsencrypt.org

            X509v3 CRL Distribution Points: 

                Full Name:
                  URI:http://crl.identrust.com/DSTROOTCAX3CRL.crl

            X509v3 Subject Key Identifier: 
                C5:B1:AB:4E:4C:B1:CD:64:30:93:7E:C1:84:99:05:AB:E6:03:E2:25
    Signature Algorithm: sha256WithRSAEncryption
         36:56:9e:49:db:2d:7c:0b:6a:14:dd:e3:75:16:49:16:3c:7d:
         5f:e3:9b:dc:f2:03:95:e9:0f:61:0d:4e:43:55:30:e3:7a:c4:
         d4:55:23:ee:15:30:83:63:09:29:fb:3d:6f:b3:34:5a:84:20:
         ec:2d:b4:9c:96:3f:6a:3b:20:ee:95:a1:50:6d:c9:ea:b9:64:
         0d:37:d5:63:d7:da:79:68:b4:aa:c3:d8:5c:4e:81:a4:10:eb:
         e4:1a:d6:fd:7b:fc:c9:3f:14:d8:18:84:02:63:60:81:6a:bc:
         76:61:65:f3:67:e0:86:62:f3:1c:13:3c:5f:c3:59:dd:9c:00:
         d5:f1:9e:3c:0e:77:00:fe:48:a0:3f:b4:02:ba:56:f0:89:35:
         b1:2b:90:06:36:7c:a1:02:df:37:e1:bc:3a:86:3b:30:d4:68:
         a7:22:f2:41:00:8d:cb:86:96:7c:4f:b1:62:7a:15:a1:ae:7e:
         ca:bf:9a:3e:25:f4:ed:84:2b:63:f7:0a:6b:00:27:ed:00:78:
         3f:21:79:ff:f2:0a:48:05:6c:ee:60:2e:07:af:30:6c:c7:44:
         dc:52:9f:38:77:c9:db:85:b8:cf:f6:c8:25:3a:d3:63:c6:39:
         4a:be:00:52:1b:73:7f:ca:15:0e:b1:d9:61:64:6b:3f:88:e8:
         21:c3:ae:fd

CA Certificate in PEM Format

Use openssl x509 to convert certificate from DER format to PEM format:

openssl x509 -in cert.crt -inform der

Converted PEM format certificate:

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Decode PEM Certificate online

Download PEM Certificate

Also see Top 1 Millions Domains CA Certificate List

Related Certificates

• lets-encrypt-e1.der: CN=E1,O=Let’s Encrypt,C=US (Expiring: 2025-09-15)
• lets-encrypt-e2.der: CN=E2,O=Let’s Encrypt,C=US (Expiring: 2025-09-15)
• isrg-root-ocsp-x1.der: CN=ISRG Root OCSP X1,O=Internet Security Research Group,C=US (Expiring: 2025-06-10)
• isrg-root-x1-cross-signed.der: CN=ISRG Root X1,O=Internet Security Research Group,C=US (Expiring: 2024-09-30)
• isrgrootx1.der: CN=ISRG Root X1,O=Internet Security Research Group,C=US (Expiring: 2035-06-04)
• isrg-root-x2-cross-signed.der: CN=ISRG Root X2,O=Internet Security Research Group,C=US (Expiring: 2025-09-15)
• isrg-root-x2.der: CN=ISRG Root X2,O=Internet Security Research Group,C=US (Expiring: 2040-09-17)
• lets-encrypt-x1-cross-signed.der: CN=Let’s Encrypt Authority X1,O=Let’s Encrypt,C=US (Expiring: 2020-10-19)
• letsencryptauthorityx1.der: CN=Let’s Encrypt Authority X1,O=Let’s Encrypt,C=US (Expiring: 2020-06-04)
• lets-encrypt-x2-cross-signed.der: CN=Let’s Encrypt Authority X2,O=Let’s Encrypt,C=US (Expiring: 2020-10-19)
• letsencryptauthorityx2.der: CN=Let’s Encrypt Authority X2,O=Let’s Encrypt,C=US (Expiring: 2020-06-04)
• http://cert.int-x3.letsencrypt.org/: CN=Let’s Encrypt Authority X3,O=Let’s Encrypt,C=US (Expiring: 2021-03-17)
• lets-encrypt-x3-cross-signed.der: CN=Let’s Encrypt Authority X3,O=Let’s Encrypt,C=US (Expiring: 2021-03-17)
• letsencryptauthorityx3.der: CN=Let’s Encrypt Authority X3,O=Let’s Encrypt,C=US (Expiring: 2021-10-06)
• letsencryptauthorityx4.der: CN=Let’s Encrypt Authority X4,O=Let’s Encrypt,C=US (Expiring: 2021-10-06)
• lets-encrypt-r3-cross-signed.der: CN=R3,O=Let’s Encrypt,C=US (Expiring: 2021-09-29)
• lets-encrypt-r3.der: CN=R3,O=Let’s Encrypt,C=US (Expiring: 2025-09-15)
• lets-encrypt-r4-cross-signed.der: CN=R4,O=Let’s Encrypt,C=US (Expiring: 2021-09-29)
• lets-encrypt-r4.der: CN=R4,O=Let’s Encrypt,C=US (Expiring: 2025-09-15)