e-staff.ru

Issued by R3

About this certificate

This digital certificate with serial number 04:99:d3:65:d6:c0:05:7c:50:68:62:31:8a:52:b2:ff:39:30 was issued on by Let's Encrypt.

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=e-staff.ru

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:99:d3:65:d6:c0:05:7c:50:68:62:31:8a:52:b2:ff:39:30
Serial Number (int): 400793341750687060858926915900887871207728
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: d8:56:29:d9:ea:7f:d9:6d:e9:36:ac:b4:c8:8b:cf:e8:a8:59:bc:5d
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 91:1a:3b:6f:54:eb:7a:4c:a9:8f:3e:94:8d:c3:b9:92:17:43:5c:df
Fingerprint (sha256): 21:de:ac:4a:d6:69:39:aa:e6:a4:23:33:62:98:52:18:b8:c3:f6:6d:f5:0d:7d:11:ce:3c:dc:9e:55:73:8a:26

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate e-staff.ru

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for e-staff.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

e-staff.ru

Other certificates including the domain name e-staff.ru

(limited to 100 certificates)
e-staff.ru
e-staff.ru
*.e-staff.ru
e-staff.ru
e-staff.ru
*.cl.e-staff.ru
e-staff.ru
e-staff.ru
e-staff.ru
e-staff.ru
e-staff.ru
*.e-staff.ru
e-staff.ru
e-staff.ru

Certificate

The complete raw certificate details for e-staff.ru in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA9rmqAIvZ4MQOnE7VkhoW
rUJl+93qpSoRifN+hzD2y8YYR2a4ZDodBsGJNEr4HlMmKEsTCpEpEnOUt7VC5qZL
dtAQBaToyIMDOrX3IAyS0zyfj+uEr0UCfUYrtDJ/g36yTJMc3a5jOZWSlKzHepau
PD3N+27KIvwKAuCQFjDmS4ohjktO2diX9PrgXNMadzsWva+rk89k7EXPG7MplIuA
Ikacpzny2hB9MdbVR3axhsQAp+t6V4bHTv1FAjH1uhVTxExnlwel6IMF0YDLV0Do
MFlttzfFK9gxfsUC6Zd58kml54yMkqUqijcrwicfoU7qZvYSfUQzEh0OTKa4T/Lq
VwIDAQAB
-----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 400793341750687060858926915900887871207728
 . . . . . . . . [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 2023-10-27 07:19:47 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-01-25 07:19:46 +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 'e-staff.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 31146177387257477274246256731822835755845925541503016578693151363080741092552727205074176827866177528546236022993490339864238328416860521957394471007448553707134772655419859883343718629125541154014294719472329089295400963533441431916066152480213805944735406406716230029602377429805209986663488204182482296967768942804083025124128625077173431153427885347403833437516022689640438753832707476240875309794651320687502496274924076538782888822738544737467715744057958850032201186059869433827461285156114281678407788298300750557465955712886111029344944747109981834910948370898912511959735183392206332194092369613744193595991
 . . . . . . . . . . . . . . . . . . . . [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)
							d85629d9ea7fd96de936acb4c88bcfe8a859bc5d
 . . . . . . . . . . . . . . . . [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 (14 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'e-staff.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)
							00f00076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018b7037d03d0000040300473045022100d46c77120d3dceb3094bedae5dfb69a6a1366b627e1106ce173626d05f355ef9022006346b608535ec25129f075ccf6e0cb789c94022e8ce55dde622f4ec64ebdf26007600dab6bf6b3fb5b6229f9bc2bb5c6be87091716cbb51848534bda43d3048d7fbab0000018b7037d04d0000040300473045022005d7e1532215fc071df7da3540c3be7c22b360d15ab9ff9da3e42f3415837709022100b6873bf8476c37f5c126d390c08d0d18b025cf9008336e0c788a640c410477a1
 . . . . [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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