ipresso.pl

Issued by R3

About this certificate

This digital certificate with serial number 04:25:d4:67:88:65:f5:f0:b4:ec:38:b2:ff:66:39:c9:2c:78 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=ipresso.pl

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:25:d4:67:88:65:f5:f0:b4:ec:38:b2:ff:66:39:c9:2c:78
Serial Number (int): 361321925211284406321496101156179122138232
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 08:76:c8:2c:0b:79:79:c7:61:d5:b5:c0:54:f3:2e:89:c1:50:17:4f
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 44:09:c8:e5:5a:84:a8:82:20:07:e4:ea:24:42:3a:0c:5e:96:ea:da
Fingerprint (sha256): ae:ea:83:4e:6c:1a:05:23:d8:98:cf:bc:23:7c:17:76:9a:c4:cc:6d:ac:1a:99:b9:9a:dd:89:a7:b1:dd:d4:cf

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

Revocation information

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

Check the revocation status for certificate ipresso.pl

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for ipresso.pl

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

ipresso.pl

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Certificate

The complete raw certificate details for ipresso.pl in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAs5QAWthgRR76uSbEfX1S
2dGhg1dlZ0PGwuhiBaRo/qhGecunIP32/aFMdH10U4uoVVra4l4zc8MkxRcxbg9w
W+ypplQetk+vJr8AWgcaohG9FGcvgK/O0LchuA8fU8Y/CEFmn1inOl8tuSpiah1I
yzDWd0aVXQpyA5dQLbCVC2z7jIiWANPP/eAFZpHRVCRiiYC/yVYecB3PFe+0amuM
ZQedrgO/sGm3C6AOxchdzJu/jeLvYjXqbgv1zV09b8oeHhf9bVogSKUsQV8wN3hG
wAos1kCVmpLMPLXzt0Yhfx7SgGypq2CWj/5legIYPtqoSBM8DX2v7XeXknNQbKXj
aQIDAQAB
-----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 361321925211284406321496101156179122138232
 . . . . . . . . [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 2023-10-23 04:17:14 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-01-21 04:17:13 +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 'ipresso.pl'
 . . . . . . . . [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 22669638792537791783733906080638358177979294100343636676172272981226750349593571000187384601806352973446032210257876942504100940163591756497331413147985394103382254575540774384673494539413836133271591622352583898440967738113028095160470006873586623143667578746942841892639564291818545090332464017680607488633066705440109649226534148209519799590637487947292229367191380223306691020193322586761133912645203485828316273792190587273805108070371599211940583712240986906414864174694189245417951896096622565912884513385001062689348523714793153450928444577981011760748611004642885038416172228753757063956230075561435946410857
 . . . . . . . . . . . . . . . . . . . . [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)
							0876c82c0b7979c761d5b5c054f32e89c150174f
 . . . . . . . . . . . . . . . . [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 'ipresso.pl'
 . . . . . . . . . . . . . . . . [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)
							00f0007500dab6bf6b3fb5b6229f9bc2bb5c6be87091716cbb51848534bda43d3048d7fbab0000018b5af73d500000040300463044022005e5406e5d9046a496a07600b72dd6731aecf8d5136b705b3969b107c28b67420220157a740139489bbcaee651f14ae425d096af49f3b7dd6bf9c64dbf22e1040266007700eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018b5af73d780000040300483046022100bcda132c153d2b7aeb24ec8d1dcc4f645df9fc7f32b6be9f618ca6060a900b8b022100d819cbda741ec7692ac24961c64202f605bdb76929b5cc1ac66ef8234255e3c6
 . . . . [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)
		0014affb61970817f243e00ad8cf4bfff2f643cd33e3bf6c52b6f8e6b1d63f18008021b19484cf463b3e2f19a8db6ad19672233e2194d4e479ec7748014543c990ed306a2fbd03687be1b0b23dcb469a26df1eb0096f9ae77bb957466f02c8490057cc0cef7ce1fc5cc61ac520ff100c2844c5ff46d79035b6931bef488aa0b6e79cad0c761f6897c7203b36f0077ace535b117617e910003344100f4dabf79b7be5152aa41252592bad3169f7061a390370de7e33f9149e4ae1065ae8c5e4d5cd55f23003a84c5c760f62bf6944fa22b6f3c85141da30c8b769a981e103f8cfda6427767ace037408e97565a0f19d47e8222e5d43c11f71193938686956847035