2aoao.ru
Issued by R3
About this certificate
This digital certificate with serial number 04:74:45:45:40:11:1b:ea:95:66:b9:df:53:09:7d:42:60:20 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): 04:74:45:45:40:11:1b:ea:95:66:b9:df:53:09:7d:42:60:20Serial Number (int): 388013974589491979532467718133631156379680
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: fd:9c:88:58:24:39:49:14:ce:6d:58:b5:b6:3f:ac:5c:8a:4c:0e:75
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6
Fingerprint (sha1): ae:04:95:4d:82:35:c6:38:81:69:51:52:37:33:d3:bd:c2:8c:8d:15
Fingerprint (sha256): 8e:65:7d:6c:66:01:04:15:00:64:90:f5:26:e9:7f:27:15:6c:05:8d:54:6d:ac:3b:4b:8c:22:4e:8f:76:22:c4
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----- MIIE6TCCA9GgAwIBAgISBHRFRUARG+qVZrnfUwl9QmAgMA0GCSqGSIb3DQEBCwUA MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD EwJSMzAeFw0yMzA5MzAwNzA3NDhaFw0yMzEyMjkwNzA3NDdaMBMxETAPBgNVBAMT CDJhb2FvLnJ1MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAqE/1Ulb/ FYuwjydaVfNkDliDf0wTVPGZQoei0mrpgabbgelXxiyY2c/U93tY8+7QEngiobBc /fu6WbIgZtaM5hhPrpRB+lpFGPkiBmheGbJmTamOwOTEqZ4KvMIo83Izrdi2lbGz FW4fffF9xAP6Udp1qSsA8XWhNDQEsSrgK3BBQZM8WYvEo8uBy1higgtY5TLYHMVu XHH2hlQvVImU1Kxb14fPEb/labuOZBDkVd5h2m4IW8HJBo2uurIULP1DYzBIV+cK tnPCm9lpZTWwrbnpQ4DJWH8NA38U+/0zTjsBBDYR/eO2N7U9e83kImX06aQiDMZl TlVYOi+pfgtT6wIDAQABo4ICFjCCAhIwDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQW MBQGCCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBT9 nIhYJDlJFM5tWLW2P6xcikwOdTAfBgNVHSMEGDAWgBQULrMXt1hWy65QCUDmH6+d ixTCxjBVBggrBgEFBQcBAQRJMEcwIQYIKwYBBQUHMAGGFWh0dHA6Ly9yMy5vLmxl bmNyLm9yZzAiBggrBgEFBQcwAoYWaHR0cDovL3IzLmkubGVuY3Iub3JnLzAhBgNV HREEGjAYgggyYW9hby5ydYIMd3d3LjJhb2FvLnJ1MBMGA1UdIAQMMAowCAYGZ4EM AQIBMIIBAgYKKwYBBAHWeQIEAgSB8wSB8ADuAHUAtz77JN+cTbp18jnFulj0bF38 Qs96nzXEnh0JgSXttJkAAAGK5SEinwAABAMARjBEAiBF18y2zA7/2IM9vJtb5FIA 0AITL+B6aksMtJnCCWFI9gIgdtHQiinaaNr6d/yrolY4Nev6v60p04uE6gfQFNcA Z4QAdQB6MoxU2LcttiDqOOBSHumEFnAyE4VNO9IrwTpXo1LrUgAAAYrlISKxAAAE AwBGMEQCIDD+gh6rA9d9pZUU8t2QPZJCrAIA4NRXb6n/gbpRnrLmAiAvt0qoOkN1 Y1m8Kaya9Yv/2qsDdY899DY+weEgvRZsbzANBgkqhkiG9w0BAQsFAAOCAQEAOfEu HTHmutV/ek8kifCnjubnd74PJ92VbjSE+nxmcT8R6kOC3Ek4R0N9wtM9knIpnoRi a6SaL+HKVBQGXqIjoyMgqs9Yy3DFXoXXt/yWHmV8yRHGdqUmWPQSo0XvMpZy4x+D +k7t0YTXQfjcJ3eAeu8mkX5YrvmRRsgH7prdnY5R1AFiPjPKILeeJOjKQo4rJIlf z5/We1Zt8Do+atru3MVVGQdcRX6aVW4/Y7U8ovy+c6RsUX387UBdRqP3ZurfHtB1 KkcfnhkbHRBIShWXMeof5+tah/oIpDOo5vwUUcquO2V1XcyibeFhsrKslFIfTnjz t4sVUIbNvN3yUUxHiw== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAqE/1Ulb/FYuwjydaVfNk DliDf0wTVPGZQoei0mrpgabbgelXxiyY2c/U93tY8+7QEngiobBc/fu6WbIgZtaM 5hhPrpRB+lpFGPkiBmheGbJmTamOwOTEqZ4KvMIo83Izrdi2lbGzFW4fffF9xAP6 Udp1qSsA8XWhNDQEsSrgK3BBQZM8WYvEo8uBy1higgtY5TLYHMVuXHH2hlQvVImU 1Kxb14fPEb/labuOZBDkVd5h2m4IW8HJBo2uurIULP1DYzBIV+cKtnPCm9lpZTWw rbnpQ4DJWH8NA38U+/0zTjsBBDYR/eO2N7U9e83kImX06aQiDMZlTlVYOi+pfgtT 6wIDAQAB -----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 388013974589491979532467718133631156379680 . . . . . . . . [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 2023-09-30 07:07:48 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-12-29 07:07:47 +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 21247464135476340077046386623213870874431839288373968476947972831572175863303863090674568697182956887986228288471968243081984428369117235195674611134274960217236486806042820045172882040947030134690273391967914101372298811800665979998902673985637018158797924725855725447220040730934913533367355184489482584622000637288994234124577322327831284470780818635591412627994848534321781854244124070303227159631748830668793930966524940205181429465227966004897910312741152455641258151004126136494200018157200440161514003163342365344267583420313305257219493726303252886966237836270738515345865338104543434891859502179052142941163 . . . . . . . . . . . . . . . . . . . . [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) fd9c885824394914ce6d58b5b63fac5c8a4c0e75 . . . . . . . . . . . . . . . . [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 (243 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (240 bytes) 00ee007500b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb4990000018ae521229f0000040300463044022045d7ccb6cc0effd8833dbc9b5be45200d002132fe07a6a4b0cb499c2096148f6022076d1d08a29da68dafa77fcaba2563835ebfabfad29d38b84ea07d014d70067840075007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb520000018ae52122b10000040300463044022030fe821eab03d77da59514f2dd903d9242ac0200e0d4576fa9ff81ba519eb2e602202fb74aa83a43756359bc29ac9af58bffdaab03758f3df4363ec1e120bd166c6f . . . . [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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