isivi.pl

Issued by R3

About this certificate

This digital certificate with serial number 04:83:e5:87:53:68:43:a0:3c:dc:9c:03:3d:93:00:31:9a:6b 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:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

Certificate Subject

CN=isivi.pl

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:83:e5:87:53:68:43:a0:3c:dc:9c:03:3d:93:00:31:9a:6b
Serial Number (int): 393331229656495228452595314340315102550635
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 9e:ca:7c:64:e7:ba:1d:3a:21:83:0e:6e:04:3c:e2:80:c1:4e:a4:90
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 96:90:59:70:f0:cd:9d:fc:58:55:43:82:51:61:36:27:21:8d:ed:09
Fingerprint (sha256): b0:8b:91:fd:cb:62:57:25:b2:9a:d8:7a:34:a9:90:c5:68:3f:23:b8:a5:64:f7:09:e6:e3:33:4b:f1:af:3a:98

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

Revocation information

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

Check the revocation status for certificate isivi.pl

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for isivi.pl

Public Key Algorithm

RSA

Key Size

4096

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

isivi.pl

Other certificates including the domain name isivi.pl

(limited to 100 certificates)
isivi.pl
isivi.pl
www.isivi.pl
*.isivi.pl
isivi.pl
*.isivi.pl
isivi.pl
www.isivi.pl
www.isivi.pl
*.isivi.pl
*.isivi.pl
isivi.pl
*.isivi.pl
isivi.pl
isivi.pl
*.isivi.pl
blog.isivi.pl
www.isivi.pl

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----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-----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 393331229656495228452595314340315102550635
 . . . . . . . . [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 2023-02-26 11:01:51 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-05-27 11:01:50 +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 'isivi.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 (4208 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 905128424324740131076252338106595681561543416268952299863785793342905414653960598825150608543238801513952071162401754067244628686112466993178301483940822934121551868723407877265932813011986874162467339750182912681855401826300461614710747145384553377598440497349341452490157754832655328049608334664448967272138144847830058391052772723886203800392657797576359560983512599333676064455497949081339954025456445882362597583313987258638382053203626231859048226918666895843309192927216581148130903924821936139855383685096883777928931231728851869918114823001326329093935810511979708029294483626517708798403649872591093617312508466887131056810589753026302744065649835853514443044059618781183823954748229073604654676415436607441901030984605365574616557847336909845817177944481674369325032583030303866475781943376805174167268396188244398111972934020947535395481859803526525743481459785645660207002990786045157704075307816996097561598938276468501838582346200629435414006363964415279725045146921285850210456662076693860536898528171739600674135376557659068982085846007831169157682060162864548409828716531214889172726822980799027732106278190531903998301336776680078349227672972308520378399677583000469699802875511653975123151364559715034676863603757
 . . . . . . . . . . . . . . . . . . . . [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)
							9eca7c64e7ba1d3a21830e6e043ce280c14ea490
 . . . . . . . . . . . . . . . . [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 (12 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'isivi.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 (69 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 1.3.6.1.4.1.44947.1.1.1
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.1 (cps)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'http://cps.letsencrypt.org'
 . . . . . . . . . . . . . . . . [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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f10077007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb52000001868d99c9ba0000040300483046022100be67a4d2905e4fc149462d02c3ff60743edd648d3223323465a2d2aa9d1ca025022100ab7bcfbfdcc1a393b144c1544602fc624b75df0e7f755934ba3769cd69565928007600e83ed0da3ef5063532e75728bc896bc903d3cbd1116beceb69e1777d6d06bd6e000001868d99c98e0000040300473045022100daf9b33b265888ba959e7143724092ec61bc43622984aaeb1a004991dc68707502204acb8532bb5bd48f20c045a4a47e2d8542f8910cc758f7fdf9854dd7e9c55c69
 . . . . [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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