www.deffi.ua

Issued by R3

About this certificate

This digital certificate with serial number 04:d6:95:95:7f:a6:7b:28:29:4b:e4:a0:40:f5:32:e2:4c:d2 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=www.deffi.ua

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:d6:95:95:7f:a6:7b:28:29:4b:e4:a0:40:f5:32:e2:4c:d2
Serial Number (int): 421468401460781701771424922048955672579282
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 75:5f:46:7b:eb:cf:df:06:e3:d8:f3:59:6c:2d:e7:e7:93:85:70:89
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 32:87:b6:7a:72:e4:a9:5a:2f:8c:6e:70:ab:02:5d:af:25:81:cf:94
Fingerprint (sha256): 05:6c:61:ec:3c:ee:28:c7:da:96:ec:34:80:1b:01:12:88:3c:65:39:16:a0:3c:09:3f:28:8e:1d:ef:90:ea:a7

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

Revocation information

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

Check the revocation status for certificate www.deffi.ua

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.deffi.ua

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

deffi.ua
www.deffi.ua

Other certificates including the domain name deffi.ua

(limited to 100 certificates)
www.deffi.ua
test.deffi.ua
test.deffi.ua
www.deffi.ua
www.deffi.ua
www.deffi.ua
deffi.ua
www.deffi.ua
www.deffi.ua
www.deffi.ua
www.deffi.ua
www.deffi.ua
www.deffi.ua
www.deffi.ua
www.deffi.ua
www.deffi.ua
test.deffi.ua
www.deffi.ua

Certificate

The complete raw certificate details for www.deffi.ua in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAs2MqIuoCnkYAWYGZ9eoC
TLu9CPOApAGtcESetLwdzIxV0X6elqhm50HCBkuBO9Oav4/6y/qWX+bFb6/fAxP8
9VQ5R2OVMjAC6W1yJw1lS6F+5oCu+ElsZgy2PKd+PpwCO/wnhXOA9rECvIw+LqF0
5XuERsPzMZOPd5txbiH4n+En7A+kl0ftc0sVf06f6/Pa+uuYbqwdwDMgs4AUaeJs
w4U84mYf3Bmf2+hlgsGVj25bpdwrzZ2/Pv2wTu2YcSc00NHaDV0dpY7jUjJQDwvZ
d60IpR83FGpokuqaZm3f28MuqlJ7Ndq9rqMF7HGJ5bmTUi6dwIwZPKKDnh1w9QpN
twIDAQAB
-----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 421468401460781701771424922048955672579282
 . . . . . . . . [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 2023-10-21 19:36:46 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-01-19 19:36:45 +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 'www.deffi.ua'
 . . . . . . . . [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 22645556473364403685151472052018479230043035387687361457909147246600973262705508594572294595454317352948439697983191452562376398036989506212132776566621121913759648390278318032595075194107179668249070949343254576794912914362921747028513685911143406469159016035737801168049317560772717829324204969756998247525344963854306866816521907390205953519330001741522904265443971942137500903941559604199503545541867377389921600108918062071190839688095790923183297027470357290351723719454348985665393131733584947548501623009450746033925582663274955726975097102697714175017872836277778337505626325036680904472300330540590973996471
 . . . . . . . . . . . . . . . . . . . . [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)
							755f467bebcfdf06e3d8f3596c2de7e793857089
 . . . . . . . . . . . . . . . . [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 'deffi.ua'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.deffi.ua'
 . . . . . . . . . . . . . . . . [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)
							00ee007500dab6bf6b3fb5b6229f9bc2bb5c6be87091716cbb51848534bda43d3048d7fbab0000018b53f462c7000004030046304402200081ddbece82aa488614c1d2d40cc5c669f040480f7fc7d244429bf1ac9ec6ff0220290c1e64d3e12cbd1d99efcb073d27cbf181b8046da8fea2744d0fc6c5dba5ac007500eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018b53f462ca000004030046304402202c8981f14aa75fae64a0267a7080a5fdb677a2c6819db23e8d9786f98639b9e402200d739c173f875d7cfd5ad15c6d31bc4caf77eeafba98e81a4f03f83516360793
 . . . . [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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