e-staff.ru

Issued by R3

About this certificate

This digital certificate with serial number 04:46:39:06:94:72:c8:5b:a2:08:52:52:c8:6a:73:7a:58:92 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): 04:46:39:06:94:72:c8:5b:a2:08:52:52:c8:6a:73:7a:58:92
Serial Number (int): 372344709571938210089117196092116364318866
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 15:fb:81:bc:42:0a:c4:fa:bc:88:67:37:52:3a:e2:a4:e5:d9:94:80
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 1d:e0:2c:94:ab:f4:3a:1a:ff:d0:56:c0:4e:c1:1e:31:f6:ec:d9:d2
Fingerprint (sha256): e0:45:0a:58:c0:6e:25:5e:cc:46:5a:97:0f:7d:72:0a:38:f5:1e:4d:d9:ff:27:20:4f:4b:4d:59:59:83:04:84

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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAubrfgQGQsyeOqhcGZOZS
FsgdVaIQkrsh4lqavYSfgYkdnFV07HWOLm8f90ckpyAhL6iUbw/VQZOEtYQWmGPD
7tnS2+sl+mMIHOPEuZycgvEQt4DyNlISoZ2z9fW9jRb23LkMGvXD/Q5MaDm+lhKY
qHLGCN1E9k0r8BRRPUm689PF9xzYoNm5pLBA870MzmlScKMNQIk4JGwZQ6McA3iS
SXFDFKlMizlNM2vIobdMd2gM9udtFjpFzNGpoeYOIojVWAA0UsIc4orQVONLigOy
Kx/ePBJI5jn9SuBQHOFltSDi+yA9oTyu32jpzZRejnG3BtE3/mqhDvHc/3xOj9MG
UQIDAQAB
-----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 372344709571938210089117196092116364318866
 . . . . . . . . [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 2024-01-27 01:31:28 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-04-26 01:31:27 +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 23446236960202735404375363863822330223256380731010180640639612915988459152443336581244112879654369702774540668280051442271880982254796813613844896828892731962977762001654963166340497129214840786979181357558759735648032362880624304321949816203963542410021326690948497885880183525780364794424629518877177396042011942808772232955963732236764253789190949898769169084339727144098566031196446390518460885752395557934699500036288143549163692967253650931426021860814714964438943777790733844098602506005398482768264211127320901636077714653875944449350369344899892232465603593962991754406416870979900111609848439778839614391889
 . . . . . . . . . . . . . . . . . . . . [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)
							15fb81bc420ac4fabc886737523ae2a4e5d99480
 . . . . . . . . . . . . . . . . [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)
							00f000770048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018d48c1f9dd0000040300483046022100cbaaeaeaa9562797a305b5f1d6c715df496b6a377deaf6cdb1335dc79e1b7b44022100897da81181d8858fdd08688ed2dadbae3f58b94e5b7993cfa26975cb7824d2ae007500a2e2bfd61ede2f2f07a0d64e6d37a7dc6543b0c6b52ea2dab78af89a6df517d80000018d48c1f9f5000004030046304402202a5e3e36d6fdd47bdad24ef980e269642341954e69b442b91941d3ff984f331202206533feeb30c96ac9c7dadc4684563e2ca80cfb893fa70204a2f7ae7ab0c52792
 . . . . [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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