mail.coraplus.com
Issued by R3
About this certificate
This digital certificate with serial number 03:04:55:b6:78:2f:fb:32:f0:9e:74:33:8a:4b:50:5c:e4:47 was issued on by Let's Encrypt.
With 3 subject alternative names this certificate can be used to secure multiple fqdn's. This certificate is currently not expired, we haven't checked the revocation status of this certificate but you can do this simply on revocationcheck.com. 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:
- DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
- Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
- Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)
Certificate Subject
CN=mail.coraplus.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate will expire on
Certificate Details
Serial Number (hex): 03:04:55:b6:78:2f:fb:32:f0:9e:74:33:8a:4b:50:5c:e4:47Serial Number (int): 262811919078325083377968340812605429703751
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 4f:ec:17:97:79:cd:d8:55:43:53:13:df:8a:b8:62:86:d8:41:74:5d
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6
Fingerprint (sha1): 73:95:72:dc:4c:5f:6a:50:6c:2d:ee:bb:1c:d6:db:fe:42:79:d8:48
Fingerprint (sha256): 5d:ef:cf:6b:f5:94:d5:48:d3:fe:22:86:2c:8b:0e:a4:0a:fc:4b:c8:ae:68:99:88:70:7e:ab:d8:87:11:9b:c5
Issuing Certificate URL: http://r3.i.lencr.org/
Revocation information
OCSP Server: http://r3.o.lencr.orgCheck the revocation status for certificate mail.coraplus.com
3
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for mail.coraplus.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
coraplus.com
mail.coraplus.com
www.coraplus.com
mail.coraplus.com
www.coraplus.com
Other certificates including the domain name coraplus.com
(limited to 100 certificates)
Certificate
The complete raw certificate details for mail.coraplus.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIFDzCCA/egAwIBAgISAwRVtngv+zLwnnQziktQXORHMA0GCSqGSIb3DQEBCwUA MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD EwJSMzAeFw0yNDA1MDQwNjI5MjFaFw0yNDA4MDIwNjI5MjBaMBwxGjAYBgNVBAMT EW1haWwuY29yYXBsdXMuY29tMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKC AQEAuwyctSWYBwI/ziDqzM9wL6RjHErPtzolaEocmc8e3FLaD8v9UQ9E8kV4G9sh Bl0u9WSoyz8oOy3ib9BPsUcWsEmnpmaSOHncQoznBsWAtPEiSVWs1TYMjsOR1JQ9 P2qfV2YeMbyBLXtU5Pi54Ohdc9uRnLc1pCdmL5okvat4kriR62M22z6BFUwPgqzg DprXIkZSitik8EKMqkKBW/vEEdJOdGO2xj6QNSqPm19SzEJnoml7zxRLdjWNdOxw 6ksnor2UNXiHuueQbm/nSwXvDD8Vj1RV2JJjoBk1+jk9F0aFxzgGAFaHE/eQ5cvj ocPRkPW3sfhqKkHp+yk7S08OIwIDAQABo4ICMzCCAi8wDgYDVR0PAQH/BAQDAgWg MB0GA1UdJQQWMBQGCCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0G A1UdDgQWBBRP7BeXec3YVUNTE9+KuGKG2EF0XTAfBgNVHSMEGDAWgBQULrMXt1hW y65QCUDmH6+dixTCxjBVBggrBgEFBQcBAQRJMEcwIQYIKwYBBQUHMAGGFWh0dHA6 Ly9yMy5vLmxlbmNyLm9yZzAiBggrBgEFBQcwAoYWaHR0cDovL3IzLmkubGVuY3Iu b3JnLzA8BgNVHREENTAzggxjb3JhcGx1cy5jb22CEW1haWwuY29yYXBsdXMuY29t ghB3d3cuY29yYXBsdXMuY29tMBMGA1UdIAQMMAowCAYGZ4EMAQIBMIIBBAYKKwYB BAHWeQIEAgSB9QSB8gDwAHYAPxdLT9ciR1iUHWUchL4NEu2QN38fhWrrwb8ohez4 ZG4AAAGPQoHpcwAABAMARzBFAiEAtR+otNKP9DBD7MgXp2LnVwiJN3PLPe/nPaEj iQFnW14CIFA8PHHR0EUF+Zpb5lX8qdK1cr+5mmSkPnx6AzQN2wgSAHYAGZgQcQnw 1lIuMIDSnj9ku4NuKMz5D1KO7t/OSj8WtMoAAAGPQoHpnAAABAMARzBFAiEApFcK Zpb1ulzLhC8EBLfekGUAv7OX05wCsaRe6yHBt10CIEBpCjy0O/r1qfsh9Qu1fQOJ P3LsIaQXOQe4yhPeSl0LMA0GCSqGSIb3DQEBCwUAA4IBAQBXNXwL5JvCebWtPob0 pVOct9Z2ran7NI2YIRQRnr/HP7Plbu5MHINNbaeYkW3kUra6KXeXxdVW4V4xUNPK +jeWFPztCtC0BGRK8Z5/aEvkdyQTOmDMsaFDDezHGZDBEEW4GJ8gHsGDdAkzSrYn fHFRSV7bcL47rCwIkX347+0j3HSFKFOiydk4f5RTS6lBaQxN8sEiSU3wTkx2M3wB VwcFwhghhAzhrg53V5+N3h/vJzjsx2lpnuchwZ6w06meGsNdPuaVCoZenRbCxg+F bQfxFjIVdUM4BmmyV7MC/fl+ZzSsFALO2M0vd5MsY3d1OWXpwMvGKwQtWS7jA3nh fx2h -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAuwyctSWYBwI/ziDqzM9w L6RjHErPtzolaEocmc8e3FLaD8v9UQ9E8kV4G9shBl0u9WSoyz8oOy3ib9BPsUcW sEmnpmaSOHncQoznBsWAtPEiSVWs1TYMjsOR1JQ9P2qfV2YeMbyBLXtU5Pi54Ohd c9uRnLc1pCdmL5okvat4kriR62M22z6BFUwPgqzgDprXIkZSitik8EKMqkKBW/vE EdJOdGO2xj6QNSqPm19SzEJnoml7zxRLdjWNdOxw6ksnor2UNXiHuueQbm/nSwXv DD8Vj1RV2JJjoBk1+jk9F0aFxzgGAFaHE/eQ5cvjocPRkPW3sfhqKkHp+yk7S08O IwIDAQAB -----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 262811919078325083377968340812605429703751 . . . . . . . . [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 'R3' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-05-04 06:29:21 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-08-02 06:29:20 +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 'mail.coraplus.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 23612782306229743433057646497498948688444664096004772855768731808146866540060978775139493819621041545017862088349271314803725192563788594756736207991733451310581466573751319937470361049847617029688443355126596582583574438827395767297519280012265644572058954711631776648281389810986897142600158761343805468170676202729416677904987580894096841597628913879848401279714505884691806571598356517500510031703534159519302587982471718150328028780062362953202214449449237457098437423651148533685123950659760937904529843018444379213941708186598960548930053450992966522588441855549132362591045820856887830175942454764401568189987 . . . . . . . . . . . . . . . . . . . . [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) 4fec179779cdd855435313df8ab86286d841745d . . . . . . . . . . . . . . . . [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 142eb317b75856cbae500940e61faf9d8b14c2c6 . . . . . . . . . . . . . . . . [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 (73 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://r3.o.lencr.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://r3.i.lencr.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 (53 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'coraplus.com' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail.coraplus.com' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.coraplus.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 (12 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 1.3.6.1.4.1.11129.2.4.2 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (245 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes) 00f00076003f174b4fd7224758941d651c84be0d12ed90377f1f856aebc1bf2885ecf8646e0000018f4281e9730000040300473045022100b51fa8b4d28ff43043ecc817a762e75708893773cb3defe73da1238901675b5e0220503c3c71d1d04505f99a5be655fca9d2b572bfb99a64a43e7c7a03340ddb08120076001998107109f0d6522e3080d29e3f64bb836e28ccf90f528eeedfce4a3f16b4ca0000018f4281e99c0000040300473045022100a4570a6696f5ba5ccb842f0404b7de906500bfb397d39c02b1a45eeb21c1b75d022040690a3cb43bfaf5a9fb21f50bb57d03893f72ec21a4173907b8ca13de4a5d0b . . . . [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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