blog.mailigen.com
Issued by R3
About this certificate
This digital certificate with serial number 04:ab:75:60:7e:60:ea:7b:39:33:8c:db:c4:04:ae:4d:8d:68 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=blog.mailigen.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 04:ab:75:60:7e:60:ea:7b:39:33:8c:db:c4:04:ae:4d:8d:68Serial Number (int): 406793449169788800461094420799505944120680
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: 8c:e5:d2:33:15:f7:15:51:89:ca:b4:63:23:ae:ae:66:4a:29:c5:2c
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6
Fingerprint (sha1): 1f:15:c1:89:17:3a:04:61:d8:8d:87:d3:b2:99:a6:b0:bc:ff:45:8e
Fingerprint (sha256): 15:5b:eb:e7:6f:cc:79:bb:bd:47:ed:28:60:77:d9:7e:3d:cc:c9:67:70:45:d2:17:c8:48:da:3e:19:bf:dc:8c
Issuing Certificate URL: http://r3.i.lencr.org/
Revocation information
OCSP Server: http://r3.o.lencr.orgCheck the revocation status for certificate blog.mailigen.com
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for blog.mailigen.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
blog.mailigen.com
Other certificates including the domain name mailigen.com
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mailigen.com
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mailigen.com
mailigen.com
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*.mailigen.com
jira.mailigen.com
support.mailigen.com
backend.omega.onappcdn.com
mailigen.com
login.mailigen.com
mailigen.com
*.mailigen.com
signup.mailigen.com
*.mailigen.com
list.mailigen.com
backend.omega.onappcdn.com
dev.mailigen.com
support.mailigen.com
confluence.mailigen.com
login.mailigen.com
*.mailigen.com
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mlgn.to
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*.mailigen.com
leadersend.com
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*.mailigen.com
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mailigen.com
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mailigen.com
support.mailigen.com
blog.mailigen.com
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survey.bp.mlgn2usa.com
mailigen.com
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shopify.mailigen.com
jira.mailigen.com
*.mailigen.com
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Certificate
The complete raw certificate details for blog.mailigen.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIID/DCCAuSgAwIBAgISBKt1YH5g6ns5M4zbxASuTY1oMA0GCSqGSIb3DQEBCwUA MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD EwJSMzAeFw0yMzA4MTgxOTA4MTFaFw0yMzExMTYxOTA4MTBaMBwxGjAYBgNVBAMT EWJsb2cubWFpbGlnZW4uY29tMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKC AQEA3hZe5Z0ju89cPEmUOHzTJvNbtkGFbFsVJsf1ZKXFCAXD71+7kp4Woxdr8S92 ZJpePXrYPFJSHQZt+BNe6shEiDrDwKyEpCQcBrUAUzi/eWSj5pUIv6RcObmRY6G2 uNf14c0S1vnbMgTQhoawkR4Qbz8ymaDzcuxL/+EPzQcvahywiu5nza8B3KCSFTO5 uAxoRM/9by9VH6aL7CGetwanWdPnBmgAl5Efi9yTGwOlVhWMcZR3mwD/fP03rTx8 KWq0DjKOkWRutfuEghVEjXYgqxI5r/xBStsv8Z950580LnyEqxGfwAHmpaPQvgSH 1wPTFOb/UAZbuI48Qjd0QFgPpwIDAQABo4IBIDCCARwwDgYDVR0PAQH/BAQDAgWg MB0GA1UdJQQWMBQGCCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0G A1UdDgQWBBSM5dIzFfcVUYnKtGMjrq5mSinFLDAfBgNVHSMEGDAWgBQULrMXt1hW y65QCUDmH6+dixTCxjBVBggrBgEFBQcBAQRJMEcwIQYIKwYBBQUHMAGGFWh0dHA6 Ly9yMy5vLmxlbmNyLm9yZzAiBggrBgEFBQcwAoYWaHR0cDovL3IzLmkubGVuY3Iu b3JnLzAcBgNVHREEFTATghFibG9nLm1haWxpZ2VuLmNvbTATBgNVHSAEDDAKMAgG BmeBDAECATATBgorBgEEAdZ5AgQDAQH/BAIFADANBgkqhkiG9w0BAQsFAAOCAQEA BZ+ZN34BA9gCOafHH1zlLlq2p9SoMnDyycyfv3RSd/F0LcyEMSPw6kNHmsnhJOt2 X38ayOvWFrH79+SwXqFU76ci3Z8RVwx6Pf5Cjdyx8fZ30QJHYNYPCt4Ra7Nt5g1c jEz4dKkpLUC6oWy3gr2UKPfaS7Y+ECi5Iru6q0nOEagtfAJFIvgoUdd3auNqGHZM h0oj4Ps4zw46bzruWnlGyPKqfNICy/NfXPZZw8ff+45MOHEOhWOnKArzf6asbsUD Wmv1OCL2fHOtYotFJv/jtKQq8aCWzSdMtFTt1eisQijpcTlTCiVXKIO/0qrz1sjo 0I4A2ymt2qRECMdJrzd/UA== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA3hZe5Z0ju89cPEmUOHzT JvNbtkGFbFsVJsf1ZKXFCAXD71+7kp4Woxdr8S92ZJpePXrYPFJSHQZt+BNe6shE iDrDwKyEpCQcBrUAUzi/eWSj5pUIv6RcObmRY6G2uNf14c0S1vnbMgTQhoawkR4Q bz8ymaDzcuxL/+EPzQcvahywiu5nza8B3KCSFTO5uAxoRM/9by9VH6aL7CGetwan WdPnBmgAl5Efi9yTGwOlVhWMcZR3mwD/fP03rTx8KWq0DjKOkWRutfuEghVEjXYg qxI5r/xBStsv8Z950580LnyEqxGfwAHmpaPQvgSH1wPTFOb/UAZbuI48Qjd0QFgP pwIDAQAB -----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 406793449169788800461094420799505944120680 . . . . . . . . [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 2023-08-18 19:08:11 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-11-16 19:08:10 +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 'blog.mailigen.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 28035935101406565662422897903313984690313835375360699669806275122118992221405138747355459824281983751361148658509855930393441756096430962649527206723060641071212971083367195953881408073757433250238390487303435018214831627291319029403339056715781854993003129537717599009630175407429620298673092803317358045527878150420644079578819664098546207871002969643438452994780294914000706145004178666985563800653501015129426612880592691447406811664320685216768022206626619220424736570790925505683818465907952457529093944290428281559197173595931206932474331899060167614425384400928282637074831966378785696474693682229795003830183 . . . . . . . . . . . . . . . . . . . . [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) 8ce5d23315f7155189cab46323aeae664a29c52c . . . . . . . . . . . . . . . . [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 (21 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'blog.mailigen.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 1.3.6.1.4.1.11129.2.4.3 (CT Precertificate Poison) . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (2 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:5|false] NULL . . . . [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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