2aoao.ru
Issued by R3
About this certificate
This digital certificate with serial number 04:a0:0c:5a:c9:b3:4b:cf:36:6a:a6:aa:c2:1e:78:b1:2f:ec 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=2aoao.ru
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 04:a0:0c:5a:c9:b3:4b:cf:36:6a:a6:aa:c2:1e:78:b1:2f:ecSerial Number (int): 402910744568027461169992435951208475209708
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: 87:fd:89:00:27:bf:67:6f:48:6b:80:19:9a:2b:7c:06:e5:5b:d3:fd
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6
Fingerprint (sha1): 78:99:67:ee:5f:0e:f0:0e:db:ec:60:ab:ec:2b:8f:b0:bf:7e:a2:8d
Fingerprint (sha256): 6c:25:da:bb:95:d2:50:67:b2:e6:02:40:de:cb:6b:89:c9:23:1f:1e:24:46:d4:c4:09:87:76:c6:4f:ee:f2:8a
Issuing Certificate URL: http://r3.i.lencr.org/
Revocation information
OCSP Server: http://r3.o.lencr.orgCheck the revocation status for certificate 2aoao.ru
2
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for 2aoao.ru
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
2aoao.ru
www.2aoao.ru
www.2aoao.ru
Other certificates including the domain name 2aoao.ru
(limited to 100 certificates)
Certificate
The complete raw certificate details for 2aoao.ru in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIE6zCCA9OgAwIBAgISBKAMWsmzS882aqaqwh54sS/sMA0GCSqGSIb3DQEBCwUA MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD EwJSMzAeFw0yMzEyMTQxMjQwMzBaFw0yNDAzMTMxMjQwMjlaMBMxETAPBgNVBAMT CDJhb2FvLnJ1MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA0FtG0dlL o1XVl6N4B/NN2D/R7vhs+ArmwN6jUQD9c7DRoEbo3s3+3BMDLSaenfoXYSK8fIg4 IppuUXwhyd2awoiOzDXOJs3A750IBWJcY5mmBggVzAqSubVBXVbz2D3CWkgMBiAt uG0z/ZSamrGprK7pT1KneMk0XzGnvSmARbdjP0ZjmqNRyRC7QRDYmsuzSu/94dH/ 8lrYrA0EYXcoYBmBvGtks1gBa+DKBOc/HFG9WQ8mldmR4s7i0f+is3HFLW8HkXvA xvpowNAhXPS3OHfrzl1ErMyVE1RNu8iTMP+f1ZKoIFSUrMcH9KmmEEmtz3LYRCA0 MrqNvYVpRaxENQIDAQABo4ICGDCCAhQwDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQW MBQGCCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBSH /YkAJ79nb0hrgBmaK3wG5VvT/TAfBgNVHSMEGDAWgBQULrMXt1hWy65QCUDmH6+d ixTCxjBVBggrBgEFBQcBAQRJMEcwIQYIKwYBBQUHMAGGFWh0dHA6Ly9yMy5vLmxl bmNyLm9yZzAiBggrBgEFBQcwAoYWaHR0cDovL3IzLmkubGVuY3Iub3JnLzAhBgNV HREEGjAYgggyYW9hby5ydYIMd3d3LjJhb2FvLnJ1MBMGA1UdIAQMMAowCAYGZ4EM AQIBMIIBBAYKKwYBBAHWeQIEAgSB9QSB8gDwAHcAO1N3dT4tuYBOizBbBv5AO2fY T8P0x70ADS1yb+H61BcAAAGMaI6uPwAABAMASDBGAiEAjuJm0ObEh6zcd071MCRY 8c0c8q6IFbgaiUbcfOQZkDoCIQD/UUHvWrmEwQ/DH1PFolzprVlWr7qt1aQJiM9C hjd/VgB1ACnQOhu2dKpxHNMDW2VXwU+Kp4tP6DiUSeykU/lEvSRoAAABjGiOr28A AAQDAEYwRAIgDB7dD0sfSdkwS88dkoht4oA+0wCrGb2pmQGKPcgxK4YCIHCFwtyx 9SpTeYrXXktlRfC6VYRbI9onS7gfLycqN/ESMA0GCSqGSIb3DQEBCwUAA4IBAQCn ojq1o110vhWecguDl4grMDBCyx2xWE27P8hs2RRdWQdb/SMeEc8mUavU8h6d6H4A JyBvdZjTf508FSVwbcnk4HmWHo8i8EAURA+ITi4Um+o1VqerhP0B7iAZpI5cRgY4 ybwaL2wqSBHq1CznDeXvDQhluUBIk0BVIByf0i9511tSCFVZ0MmXCGkRd0FgPR46 Gxyh7defq9ZJUMj0tJG5vf3GrJlFKUnkrnNWHD4JvPTae0GaND01pdJx3KAYP3dY CYbNizL6c1/eZ2PVDfRFDFnaNwGw0idsKpK336pxmPyxlZxmz8lKl3AwU+S1K4X8 GqISGXw39lbJoPaoGkQ8 -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA0FtG0dlLo1XVl6N4B/NN 2D/R7vhs+ArmwN6jUQD9c7DRoEbo3s3+3BMDLSaenfoXYSK8fIg4IppuUXwhyd2a woiOzDXOJs3A750IBWJcY5mmBggVzAqSubVBXVbz2D3CWkgMBiAtuG0z/ZSamrGp rK7pT1KneMk0XzGnvSmARbdjP0ZjmqNRyRC7QRDYmsuzSu/94dH/8lrYrA0EYXco YBmBvGtks1gBa+DKBOc/HFG9WQ8mldmR4s7i0f+is3HFLW8HkXvAxvpowNAhXPS3 OHfrzl1ErMyVE1RNu8iTMP+f1ZKoIFSUrMcH9KmmEEmtz3LYRCA0MrqNvYVpRaxE NQIDAQAB -----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 402910744568027461169992435951208475209708 . . . . . . . . [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 2023-12-14 12:40:30 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-03-13 12:40:29 +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 '2aoao.ru' . . . . . . . . [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 26302577621449441710572257874820481459448497221521830701119256759881415518035646699396243452738812563394807917436769093390268976003026255798020367486934110436576193020500652825929499744648976729672669019838493356493760097716353608343361474796023685884137836005999424635719548499723236632857931452996752734364724698721086077998010841897912495949064132404757795073033657864533468273589506497466171382313981623197059633871720281768023594546643528693316851664879210972100256328590902810984298767893219624557751128709350875383243017632630883321748144957082934520508762614173461095230031731867774320535332759734928884384821 . . . . . . . . . . . . . . . . . . . . [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) 87fd890027bf676f486b80199a2b7c06e55bd3fd . . . . . . . . . . . . . . . . [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 (26 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '2aoao.ru' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.2aoao.ru' . . . . . . . . . . . . . . . . [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) 00f00077003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018c688eae3f00000403004830460221008ee266d0e6c487acdc774ef5302458f1cd1cf2ae8815b81a8946dc7ce419903a022100ff5141ef5ab984c10fc31f53c5a25ce9ad5956afbaadd5a40988cf4286377f5600750029d03a1bb674aa711cd3035b6557c14f8aa78b4fe8389449eca453f944bd24680000018c688eaf6f000004030046304402200c1edd0f4b1f49d9304bcf1d92886de2803ed300ab19bda999018a3dc8312b8602207085c2dcb1f52a53798ad75e4b6545f0ba55845b23da274bb81f2f272a37f112 . . . . [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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