sobczyk.eu

Issued by R3

About this certificate

This digital certificate with serial number 04:fb:24:4e:b2:62:b9:05:15:b9:2f:22:5f:20:45:86:88:fd 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:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

Certificate Subject

CN=sobczyk.eu

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:fb:24:4e:b2:62:b9:05:15:b9:2f:22:5f:20:45:86:88:fd
Serial Number (int): 433908278649290293854209214541586252597501
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 61:cc:a8:54:ea:0e:9b:e6:65:fb:af:d7:8e:d1:ed:5e:92:65:66:47
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 2e:2f:5f:da:83:1c:c2:60:5b:ff:35:17:65:88:71:99:23:68:6e:bd
Fingerprint (sha256): e4:3b:14:b0:45:24:5b:74:68:32:ba:cb:b1:28:4b:09:8c:ca:f8:1e:cd:05:c1:7f:42:49:10:8e:16:cc:07:c0

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

Revocation information

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

Check the revocation status for certificate sobczyk.eu

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for sobczyk.eu

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

sobczyk.eu
www.sobczyk.eu

Other certificates including the domain name sobczyk.eu

(limited to 100 certificates)
srv191.sobczyk.eu
mx.sobczyk.eu
vpn69.sobczyk.eu
www.sobczyk.eu
www.sobczyk.eu
webmail.sobczyk.eu
www.sobczyk.eu
iot.sobczyk.eu
iot.sobczyk.eu
srv221.sobczyk.eu
webmail.sobczyk.eu
sobczyk.eu
srv191.sobczyk.eu
srv191.sobczyk.eu
srv191.sobczyk.eu
webmail.sobczyk.eu
srv191.sobczyk.eu
srv221.sobczyk.eu
webmail.sobczyk.eu
iot.sobczyk.eu
webmail.sobczyk.eu
srv191.sobczyk.eu
webmail.sobczyk.eu
webmail.sobczyk.eu
srv191.sobczyk.eu
webmail.sobczyk.eu
iot.sobczyk.eu
iot.sobczyk.eu
webmail.sobczyk.eu
manager.sobczyk.eu
srv191.sobczyk.eu
srv191.sobczyk.eu
webmail.sobczyk.eu
webmail.sobczyk.eu
srv221.sobczyk.eu
www.sobczyk.eu
webmail.sobczyk.eu
www.sobczyk.eu
www.sobczyk.eu
webmail.sobczyk.eu
srv191.sobczyk.eu
webmail.sobczyk.eu
iot.sobczyk.eu
www.sobczyk.eu
webmail.sobczyk.eu
iot.sobczyk.eu
srv221.sobczyk.eu
srv221.sobczyk.eu
srv191.sobczyk.eu
srv189.sobczyk.eu
www.sobczyk.eu
webmail.sobczyk.eu
iot.sobczyk.eu
srv191.sobczyk.eu
www.sobczyk.eu
webmail.sobczyk.eu
www.sobczyk.eu
sobczyk.eu
webmail.sobczyk.eu
www.sobczyk.eu
www.sobczyk.eu
srv221.sobczyk.eu
srv221.sobczyk.eu
webmail.sobczyk.eu
sobczyk.eu
srv221.sobczyk.eu
www.sobczyk.eu
webmail.sobczyk.eu
www.sobczyk.eu
iot.sobczyk.eu
iot.sobczyk.eu
webmail.sobczyk.eu
www.sobczyk.eu
mx.sobczyk.eu
beta.med.sobczyk.eu
sobczyk.eu
webmail.sobczyk.eu
zaplecze.sobczyk.eu
webmail.sobczyk.eu
sobczyk.eu
www.sobczyk.eu
srv191.sobczyk.eu
srv191.sobczyk.eu
sobczyk.eu
sobczyk.eu
srv191.sobczyk.eu
www.sobczyk.eu
srv191.sobczyk.eu
webmail.sobczyk.eu
www.sobczyk.eu
www.sobczyk.eu

Certificate

The complete raw certificate details for sobczyk.eu in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAtvULztzDyg0bpQdj+cuq
OsD0S5JyG5twtJ5oR9zbWs/QQLW2ICZPzdA4IkaqWZdciTlnKbUJhzPZxEJLgKjv
dOtNc4TTKJckYFk00kCXRaqwZOZqMmfuu8r0nbmhrLhK3m5mZVt/y9Mwd5mk/OU1
9r8elE2+roFQe9Da1ouRMAZyMZJ+SeFWKyRngfWCrTSFw/aF1hNORKFlkbEL398R
Sdui3geLIwXOrLel+FANuPTXZ4wXagMX2ESKe0DGziOhU1oLhXJa4lX26SWmiWjV
YQXu6IN7h4NpKBI/f+IFW5aKwio50IPNkHH2GcBV3Q8ziNSguFJ/EubswjSFV5th
ZQIDAQAB
-----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 433908278649290293854209214541586252597501
 . . . . . . . . [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 2023-08-21 04:19:27 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-11-19 04:19:26 +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 'sobczyk.eu'
 . . . . . . . . [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 23096208251815507573838067899953497700053741255085101112237234523932666007888238962566926435095935448840064657511549935002090370885458798499046659576721937432338585005798456518558219211504283545000783083840208977606468142172878208114551252763669081362813324046739907146742083465340122512764674958880599613004777507842449980255601990926166405520307215842556291384246228547243067718167728787545306228463799753869606477225047719883172945471621873800249698582119708716255078744943517321305438842941719580909031158893563014332818931648352129901036671456056999735347929601523103632444352875571580766410544367076539543282021
 . . . . . . . . . . . . . . . . . . . . [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)
							61cca854ea0e9be665fbafd78ed1ed5e92656647
 . . . . . . . . . . . . . . . . [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 (30 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'sobczyk.eu'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.sobczyk.eu'
 . . . . . . . . . . . . . . . . [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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef0075007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb520000018a1688a30000000403004630440220147a60534be3393db967a622b3d5a64341ee41fed326913682a4fa5c98d0d8ed02203d9fe2ccb4bed001ebce910c1b643a18a22d3f33563c606874c9a6d2971e855e007600adf7befa7cff10c88b9d3d9c1e3e186ab467295dcfb10c24ca858634ebdc828a0000018a1688a31b0000040300473045022100c898d8d33725bee60778d8bffb9431299a4bf48adef280d10ed636e7f195f9c002200da2607f8d2621c0af650f4c2d5ecacd3c7c24521987acd2f5dd988211dc1d99
 . . . . [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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