www.42andmore.com
Issued by R3
About this certificate
This digital certificate with serial number 03:1c:93:77:a9:48:f6:83:d9:12:45:bc:56:d6:c7:70:ef:ff was issued on by Let's Encrypt.
With 2 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:
- 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=www.42andmore.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:1c:93:77:a9:48:f6:83:d9:12:45:bc:56:d6:c7:70:ef:ffSerial Number (int): 271060781901281508619599189802565189562367
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 8d:35:a8:0b:bd:a8:da:1d:17:8c:6a:c2:4f:04:fe:7d:03:f3:fa:74
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6
Fingerprint (sha1): 51:a2:8c:af:09:25:65:6a:c1:c7:f4:ed:c0:be:f5:c9:d0:e4:d5:f1
Fingerprint (sha256): fb:6a:38:79:a9:af:73:26:e5:d3:e1:63:52:22:df:e6:ca:1a:e0:8a:50:f8:e7:90:ae:90:a2:1d:2e:bd:5b:6e
Issuing Certificate URL: http://r3.i.lencr.org/
Revocation information
OCSP Server: http://r3.o.lencr.orgCheck the revocation status for certificate www.42andmore.com
2
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for www.42andmore.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
42andmore.com
www.42andmore.com
www.42andmore.com
Other certificates including the domain name 42andmore.com
(limited to 100 certificates)
Certificate
The complete raw certificate details for www.42andmore.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIE/DCCA+SgAwIBAgISAxyTd6lI9oPZEkW8VtbHcO//MA0GCSqGSIb3DQEBCwUA MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD EwJSMzAeFw0yMzExMDMwODM1NTBaFw0yNDAyMDEwODM1NDlaMBwxGjAYBgNVBAMT EXd3dy40MmFuZG1vcmUuY29tMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKC AQEAyo1ZltQ5t+WxIH+99+qTqaTDaL5K79t4aISsGs/amIZAMH5XWACFKl+rKY8G SWGoX8hlO3gRSiHSlKh1hNg0GGk23ki2bOpstC6y0W7KenaPLI79QO0nsQXCABED KsgN8e3HfvuFyDxPr8Is75+8zaxx65HdF8RwGSjlyKx4NbyJe50XLwoC3VT/FJK2 ju0zO6b7zBGjH5FVz8x6gJHkb7os9Gprf8vdzSfEWqzCx/Fmu6hlLsSiG5PfvU6I IjMkZDRn2mciLOiX3IgGPREcIMFfBzaEKSOWQhZb1pD3Xq0I5/7gKKSKICV2ky3Q UGwl3ODoWGYE3tC3NewqrVJq/wIDAQABo4ICIDCCAhwwDgYDVR0PAQH/BAQDAgWg MB0GA1UdJQQWMBQGCCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0G A1UdDgQWBBSNNagLvajaHReMasJPBP59A/P6dDAfBgNVHSMEGDAWgBQULrMXt1hW y65QCUDmH6+dixTCxjBVBggrBgEFBQcBAQRJMEcwIQYIKwYBBQUHMAGGFWh0dHA6 Ly9yMy5vLmxlbmNyLm9yZzAiBggrBgEFBQcwAoYWaHR0cDovL3IzLmkubGVuY3Iu b3JnLzArBgNVHREEJDAigg00MmFuZG1vcmUuY29tghF3d3cuNDJhbmRtb3JlLmNv bTATBgNVHSAEDDAKMAgGBmeBDAECATCCAQIGCisGAQQB1nkCBAIEgfMEgfAA7gB1 ADtTd3U+LbmAToswWwb+QDtn2E/D9Me9AA0tcm/h+tQXAAABi5SJ8tIAAAQDAEYw RAIgELl3gJ277UCQgRAH+l27SIeNFm8BhdBmvP4Dvwn15EQCIG3XH4A0s5KvCw/l Y3HXvPwR+Pf3du9M+RsOmJLyYLlNAHUA7s3QZNXbGs7FXLedtM0TojKHRny87N7D UUhZRnEftZsAAAGLlIn0hAAABAMARjBEAiABrtPxwGLqIGNpQD2QQoFMh9nUIZEC GvygQpNWF5sVkQIgA71PPuAn6CiH0aA3m39wPqw1KmLSIchrqGdi49w7iGEwDQYJ KoZIhvcNAQELBQADggEBAH2GYzB+lRvUoQC7F52pSp+hWx4C0qXZsmMnsn2MbFvM Z7w/VA2OvXl4qB8NtZPN8HT71W/Olx1PatjFxAz+04RzMuo0snWW6flRJdkW//Kh 1pJT5tRhWb5EYsTQsvBC16q7oUDH1Moscged1v8q+Gru+xhswep0XpY4gfSGSgL1 wozrTBEj4PMz0Og/TmmNDc3nVJrM8XXcB6DTd0L/7N5zQCuNuTDkWvIeC1rf2F1f b350hANKqG+BRIa7EL5N0XFp7kt7Y9epenb/cFULsgY2QNloxt7BqMNUu8eDl65O PeFQPhNxVC5pOdySM0WEz1uPRpEh6/7xef/xzC/U7gQ= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAyo1ZltQ5t+WxIH+99+qT qaTDaL5K79t4aISsGs/amIZAMH5XWACFKl+rKY8GSWGoX8hlO3gRSiHSlKh1hNg0 GGk23ki2bOpstC6y0W7KenaPLI79QO0nsQXCABEDKsgN8e3HfvuFyDxPr8Is75+8 zaxx65HdF8RwGSjlyKx4NbyJe50XLwoC3VT/FJK2ju0zO6b7zBGjH5FVz8x6gJHk b7os9Gprf8vdzSfEWqzCx/Fmu6hlLsSiG5PfvU6IIjMkZDRn2mciLOiX3IgGPREc IMFfBzaEKSOWQhZb1pD3Xq0I5/7gKKSKICV2ky3QUGwl3ODoWGYE3tC3NewqrVJq /wIDAQAB -----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 271060781901281508619599189802565189562367 . . . . . . . . [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 2023-11-03 08:35:50 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-02-01 08:35:49 +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.42andmore.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 25569839865133459618821408159311907552948486454527916922347500309354019257805019228581769189830309520827922661334372899753317172157895967927697562610261806888421173640125076949600393202812720059060746571052059251096630350824099317167241044090160936032129349676570237107447744933292343179195383801460752034921769094092124597121154562037768730490400065221242086754930488305973901950580920421607758071094674278041655388053423356974109613703060963958052229202127989409930666015527985409541080423801476815741982554701295190308615936835084900194961043414401191538605590945706237784565312506510628138867681360084766737722111 . . . . . . . . . . . . . . . . . . . . [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) 8d35a80bbda8da1d178c6ac24f04fe7d03f3fa74 . . . . . . . . . . . . . . . . [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 (36 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '42andmore.com' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.42andmore.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 (243 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (240 bytes) 00ee0075003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018b9489f2d20000040300463044022010b977809dbbed4090811007fa5dbb48878d166f0185d066bcfe03bf09f5e44402206dd71f8034b392af0b0fe56371d7bcfc11f8f7f776ef4cf91b0e9892f260b94d007500eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018b9489f4840000040300463044022001aed3f1c062ea206369403d9042814c87d9d42191021afca0429356179b1591022003bd4f3ee027e82887d1a0379b7f703eac352a62d221c86ba86762e3dc3b8861 . . . . [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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