logosresearch.org
Issued by R3
About this certificate
This digital certificate with serial number 04:af:36:d2:c8:51:9e:e4:41:3b:dd:38:46:82:ca:d1:f6:c6 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=logosresearch.org
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 04:af:36:d2:c8:51:9e:e4:41:3b:dd:38:46:82:ca:d1:f6:c6Serial Number (int): 408071430695266471932211211942296468715206
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: 14:d7:74:11:9d:09:6f:1b:3c:32:92:40:8d:55:ea:29:10:a3:c7:95
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6
Fingerprint (sha1): 39:53:fd:39:99:53:79:09:37:bd:86:70:91:75:b8:e5:90:39:f4:d0
Fingerprint (sha256): 3d:59:74:f8:32:be:7b:9b:52:76:ea:77:65:81:2e:2d:ed:bc:91:37:b0:ff:f7:5e:2b:06:47:9c:85:71:6a:2c
Issuing Certificate URL: http://r3.i.lencr.org/
Revocation information
OCSP Server: http://r3.o.lencr.orgCheck the revocation status for certificate logosresearch.org
2
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for logosresearch.org
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
logosresearch.org
newonlinebusiness.com
newonlinebusiness.com
Other certificates including the domain name logosresearch.org
(limited to 100 certificates)
Certificate
The complete raw certificate details for logosresearch.org in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIFBjCCA+6gAwIBAgISBK820shRnuRBO904RoLK0fbGMA0GCSqGSIb3DQEBCwUA MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD EwJSMzAeFw0yNDAxMjgwODIzNTZaFw0yNDA0MjcwODIzNTVaMBwxGjAYBgNVBAMT EWxvZ29zcmVzZWFyY2gub3JnMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKC AQEA0F1cJmQoSNulFmPRgSXRJE/YlfxCx5gPkzac53CfSpgFq+5R1seibjkZKiq9 kej5bQtKzwMmCFqaCsb5DiVOLnoBNCJANuWC8ljESfieghUxa8LehT9C6loJZPR/ N64NPPK3B88E9weU86HrDzvdA6d+Nwz1oEFlm6p65NEuZvojvxshF5NzGIrGguCv SUk9DgMMuw6+Fsp/U/ZV99z+pLejfvLyy9r6igs/q0NfjTkLCNVhqJbY2CWvhtaS 9V2ID0tCb3dJ4R/IZ0wrTZ9O/Xl2I7jHY4BrSIFSZSSmToVwtNs154b61j/xrLOh wQ1pxmrXb2ujhPhmL7bdx5s0cwIDAQABo4ICKjCCAiYwDgYDVR0PAQH/BAQDAgWg MB0GA1UdJQQWMBQGCCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0G A1UdDgQWBBQU13QRnQlvGzwykkCNVeopEKPHlTAfBgNVHSMEGDAWgBQULrMXt1hW y65QCUDmH6+dixTCxjBVBggrBgEFBQcBAQRJMEcwIQYIKwYBBQUHMAGGFWh0dHA6 Ly9yMy5vLmxlbmNyLm9yZzAiBggrBgEFBQcwAoYWaHR0cDovL3IzLmkubGVuY3Iu b3JnLzAzBgNVHREELDAqghFsb2dvc3Jlc2VhcmNoLm9yZ4IVbmV3b25saW5lYnVz aW5lc3MuY29tMBMGA1UdIAQMMAowCAYGZ4EMAQIBMIIBBAYKKwYBBAHWeQIEAgSB 9QSB8gDwAHYAO1N3dT4tuYBOizBbBv5AO2fYT8P0x70ADS1yb+H61BcAAAGNT2H1 TAAABAMARzBFAiBnsELT62C5P9YjSYcVzh3e1ceiGb9ebfVbwHSF5fzSxgIhAKHo Y/69en4M4WBe2hD3FNS1hpfsOfqDaPtx35Dwe5dDAHYA7s3QZNXbGs7FXLedtM0T ojKHRny87N7DUUhZRnEftZsAAAGNT2H1qwAABAMARzBFAiArE3fCG9647Iyox4/o hvyGNJ+1JLVm5sjbe4t8GQEL1AIhAIigTj8G9PY3di5IIQi9UgmtsFB+zAV/4aXZ 6nQadk5XMA0GCSqGSIb3DQEBCwUAA4IBAQBkJqrYPquyqY/fpZwj9+psUGWSix03 k3m0gyK0lcA4Vy44Uw/96/tOnHYwsKhTwsbHzac1TTCqVWgqsNZtra4J9de84EvC 8axWV65sCtujClnn1Ze2FkVgzicQvKMM0cHVp8g0DV16BWri/Hs5ZeHBP7EOLT+B fcNsI8NDl3VTQuqOCjkOdRDVkwXSWkAN1l7gADlpiz2qxTyrO/TsIt8llvTKPCfC 2AzIOgIhgynVee+kUE5cWSC9KxPjnOOeyggEoQzSh9fHrrJgFaNXHaRj0Vhk6z61 iMpsFmYwBoEed8VwrpkEBAnNZZ1/oA438Cxic3dCKt+JgB8+ubgMv05M -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA0F1cJmQoSNulFmPRgSXR JE/YlfxCx5gPkzac53CfSpgFq+5R1seibjkZKiq9kej5bQtKzwMmCFqaCsb5DiVO LnoBNCJANuWC8ljESfieghUxa8LehT9C6loJZPR/N64NPPK3B88E9weU86HrDzvd A6d+Nwz1oEFlm6p65NEuZvojvxshF5NzGIrGguCvSUk9DgMMuw6+Fsp/U/ZV99z+ pLejfvLyy9r6igs/q0NfjTkLCNVhqJbY2CWvhtaS9V2ID0tCb3dJ4R/IZ0wrTZ9O /Xl2I7jHY4BrSIFSZSSmToVwtNs154b61j/xrLOhwQ1pxmrXb2ujhPhmL7bdx5s0 cwIDAQAB -----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 408071430695266471932211211942296468715206 . . . . . . . . [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 2024-01-28 08:23:56 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-04-27 08:23:55 +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 'logosresearch.org' . . . . . . . . [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 26303604945454150313629954761321496232032955669010905516934654352700563765138958426158533875439009196825066137460603406199558373155067312119208848540114558094296345836720461541819296595298167012665846491595596184180562804889504081340969297659454478417264751933339633255654315521208707861320482593953322686663960077537031921063809802316052897246685628898053750621729144817461432310076424761532011575667861642203077251833726544404106523122159306894732984453025692445161447198809265890123153457662411662401210259585754040520332504901111017047494382982881335092710660932029388424462777493377227703779374223730763632424051 . . . . . . . . . . . . . . . . . . . . [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) 14d774119d096f1b3c3292408d55ea2910a3c795 . . . . . . . . . . . . . . . . [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 (44 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'logosresearch.org' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'newonlinebusiness.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) 00f00076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018d4f61f54c0000040300473045022067b042d3eb60b93fd623498715ce1dded5c7a219bf5e6df55bc07485e5fcd2c6022100a1e863febd7a7e0ce1605eda10f714d4b58697ec39fa8368fb71df90f07b9743007600eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018d4f61f5ab000004030047304502202b1377c21bdeb8ec8ca8c78fe886fc86349fb524b566e6c8db7b8b7c19010bd402210088a04e3f06f4f637762e482108bd5209adb0507ecc057fe1a5d9ea741a764e57 . . . . [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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