cifnas.ddns.is74.ru
Issued by R3
About this certificate
This digital certificate with serial number 04:ad:94:c0:64:1f:af:e1:ec:96:db:ba:06:8d:b0:e6:33:28 was issued on by Let's Encrypt.
This certificate is currently not expired, we haven't checked the revocation status of this certificate but you can do this simply on revocationcheck.com. 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=cifnas.ddns.is74.ru
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate will expire on
Certificate Details
Serial Number (hex): 04:ad:94:c0:64:1f:af:e1:ec:96:db:ba:06:8d:b0:e6:33:28Serial Number (int): 407515717899487813407152566477697692611368
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: cf:83:fc:74:fc:2c:0d:68:28:aa:64:15:90:99:50:3f:c4:68:f0:5f
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6
Fingerprint (sha1): 35:d1:5c:c8:18:f5:ec:4a:de:ff:aa:fa:26:6e:e3:fa:c2:d3:39:47
Fingerprint (sha256): 1c:c8:d0:cf:df:14:d1:c8:f3:1b:64:37:17:7e:05:f4:18:55:ec:7f:01:49:e4:e2:c0:7d:ad:88:c7:9e:0e:02
Issuing Certificate URL: http://r3.i.lencr.org/
Revocation information
OCSP Server: http://r3.o.lencr.orgCheck the revocation status for certificate cifnas.ddns.is74.ru
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for cifnas.ddns.is74.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
cifnas.ddns.is74.ru
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you-shall-not-pass.is74.ru
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Certificate
The complete raw certificate details for cifnas.ddns.is74.ru in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIEADCCAuigAwIBAgISBK2UwGQfr+Hsltu6Bo2w5jMoMA0GCSqGSIb3DQEBCwUA MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD EwJSMzAeFw0yNDA0MDMwNjQxMjNaFw0yNDA3MDIwNjQxMjJaMB4xHDAaBgNVBAMT E2NpZm5hcy5kZG5zLmlzNzQucnUwggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEK AoIBAQDB2TldeKQwpa21iWOOvP5g2D9AUvqwOmvY4hb7CyR6wv1W2marKLjZT9UM VJndYJeZWRNBucFE2tLnovbAKcPS6BY1DFKJbvWtn6zkGGlKTKyf7BRCHq1QVbD6 KFaI66Jh37B4qfBmAyeD4qKG2ffZE/LOMeMENGXsIrNwPn5+y6J2pAexgzG4uMRn zqvBvIIpHx44DzKOZ4eR0vhsZ4mkeGD2VVRwuXWsW6vU3PYbR0gPDh3eCAjz5h98 r2nuuMkr3G3eyddPZWAL4k3qoYffQkNBTxgQZ+RNTVdAfsvGjQ+hVDOM7ZRXXxTR OZxEPHKjS9tR0nIimAWZRQzfgiypAgMBAAGjggEiMIIBHjAOBgNVHQ8BAf8EBAMC BaAwHQYDVR0lBBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAw HQYDVR0OBBYEFM+D/HT8LA1oKKpkFZCZUD/EaPBfMB8GA1UdIwQYMBaAFBQusxe3 WFbLrlAJQOYfr52LFMLGMFUGCCsGAQUFBwEBBEkwRzAhBggrBgEFBQcwAYYVaHR0 cDovL3IzLm8ubGVuY3Iub3JnMCIGCCsGAQUFBzAChhZodHRwOi8vcjMuaS5sZW5j ci5vcmcvMB4GA1UdEQQXMBWCE2NpZm5hcy5kZG5zLmlzNzQucnUwEwYDVR0gBAww CjAIBgZngQwBAgEwEwYKKwYBBAHWeQIEAwEB/wQCBQAwDQYJKoZIhvcNAQELBQAD ggEBAKSIzzD2V8KT85+i1mieKuR7C4PhfB8WIu4HfqzY7ufpBttg6xri3PgHqTs0 l/aq0wjspB6KUYwa+AMu5pJ6j21jBV4R7qc7vdpnFRU7lDF2GxHW2RkKAD4xHCCu 7LdhPte7X4xNKAVLMLfQG4H+UhxdWgALmvhRtcLi5DKhXigSt9wAptIc8iOPxTLo bp15Jz9fDBl4Gu4Akjbll5AL8dUDoVhz8DaUqXYcmLlRmPtyvaYko5a+z2zfzGBu JhSR11J0h1E9qHIXMkapMk9lahXB0GYP+c9+Qfjxt5Bp2o605/Dg1tnSMRjTP/jh +GxE4WB3OulgGSSnZebKv4Lg3LQ= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwdk5XXikMKWttYljjrz+ YNg/QFL6sDpr2OIW+wskesL9Vtpmqyi42U/VDFSZ3WCXmVkTQbnBRNrS56L2wCnD 0ugWNQxSiW71rZ+s5BhpSkysn+wUQh6tUFWw+ihWiOuiYd+weKnwZgMng+Kihtn3 2RPyzjHjBDRl7CKzcD5+fsuidqQHsYMxuLjEZ86rwbyCKR8eOA8yjmeHkdL4bGeJ pHhg9lVUcLl1rFur1Nz2G0dIDw4d3ggI8+YffK9p7rjJK9xt3snXT2VgC+JN6qGH 30JDQU8YEGfkTU1XQH7Lxo0PoVQzjO2UV18U0TmcRDxyo0vbUdJyIpgFmUUM34Is qQIDAQAB -----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 407515717899487813407152566477697692611368 . . . . . . . . [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 2024-04-03 06:41:23 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-07-02 06:41:22 +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 'cifnas.ddns.is74.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 24471110045846339391096078026637308419550611046592771581939020585540819658041828939095837884928970807553926583434882487348682674672704642325829042301352836025369432096760989428592176918473388017650257150534150804959585631749143645485601750372813882399794464776882712266474932110375976023753271581364746538421561452884972256632204402942994093926576128156646712948719158472100282324603988966748849429402339863896361489596280497988402628495808219321600617049900352000049649111008436441068842632366309057857604342636953446867505120254302789077874789755319997879428693445675687797415634837461136503155832401679588878593193 . . . . . . . . . . . . . . . . . . . . [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) cf83fc74fc2c0d6828aa64159099503fc468f05f . . . . . . . . . . . . . . . . [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 (23 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cifnas.ddns.is74.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 1.3.6.1.4.1.11129.2.4.3 (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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