www.neukirch.com.pl

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:2b:3b:ed:9f:fb:43:d8:0c:89:3d:86:32:b6:28:53:c4:c2 was issued on by Let's Encrypt.

With 8 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=www.neukirch.com.pl

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:2b:3b:ed:9f:fb:43:d8:0c:89:3d:86:32:b6:28:53:c4:c2
Serial Number (int): 276048657843798269113977141013624453842114
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 13:9b:70:26:15:76:df:48:67:b6:2a:86:51:b9:b7:c6:dc:5f:73:1f
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): ef:03:97:bb:3a:bf:fd:39:fb:a1:65:12:41:7e:93:e4:3b:8c:a5:ef
Fingerprint (sha256): 87:ac:a1:2f:3b:8d:6c:5b:0f:f2:d4:9e:64:83:77:c8:d0:82:f1:87:70:80:da:44:71:31:80:8c:b9:25:19:c3

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org

Check the revocation status for certificate www.neukirch.com.pl

8

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.neukirch.com.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

kubicstomatologia.pl
neukirch.com.pl
pasaznaberka.pl
s4softwarehouse.pl
www.kubicstomatologia.pl
www.neukirch.com.pl
www.pasaznaberka.pl
www.s4softwarehouse.pl

Other certificates including the domain name neukirch.com.pl

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.neukirch.com.pl in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEArXGNeRQNFfWxrOIuMKsV
WtPWUY6Ppwi0C6ZLZXCc3GXjmfsiiCGNccHUMIEkcNRiJZH5MBKvjqgS0E+w1Em9
bniQpFNIN6hwuZ7iihXoJ+UYBR1a+j2TClwPkwJg8Qwtm0bVCYwgZpGTVNd5/y61
P/y3IERHMRp36Ajv2dG8enYme37kOd6JdR4QAXzSWMDaC/K1INxzyQX5BvxDdTz5
pn3iYZS0C+l2KADkqjyR/ES2a6OgSEMA7RdDqumw10Gp0bKuJiQrdAgbGgyXNmmW
1nRQnuqaUbG/eFm2qJpJuVxq3ZSr2IJdxb5KC1QhJnYMBi+4tGq2YC2f5x5/grsx
lwIDAQAB
-----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 276048657843798269113977141013624453842114
 . . . . . . . . [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 'Let's Encrypt Authority X3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-01-24 03:09:15 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-04-24 03:09:15 +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.neukirch.com.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 21895221647327078504719356815600258400195110080776850725738309220536960560718952878093787206787483236136286412324475452116285216321846936531790267061373512577774850559850353214475616285619034545087913178073222904690693895359096288041955769889215781678402659314414541301173630073617122089449474360172727888004048081261166958290712310583151881894619250162964408722135925678885457049279001652265639167585216122955633180570616292643217981265169650056984259923188555794998790157036634822909746081316183624923779473165246573692806439885719166148366055071685784550320826544705861435624193585855481368194909038342540317372823
 . . . . . . . . . . . . . . . . . . . . [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)
							139b70261576df4867b62a8651b9b7c6dc5f731f
 . . . . . . . . . . . . . . . . [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 a84a6a63047dddbae6d139b7a64565eff3a8eca1
 . . . . . . . . . . . . . . . . [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 (99 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://ocsp.int-x3.letsencrypt.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://cert.int-x3.letsencrypt.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 (171 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'kubicstomatologia.pl'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'neukirch.com.pl'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'pasaznaberka.pl'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 's4softwarehouse.pl'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.kubicstomatologia.pl'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.neukirch.com.pl'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.pasaznaberka.pl'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.s4softwarehouse.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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007700747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc56000001687e0c34dc0000040300483046022100a57e24077ebb7cac4da30162dc681202b08187f7e584ee02626e64d911d64e81022100b3f3705931ed63dc84a3aeec00a8bef8301b2961b05a6fd9d8100a5d80c543d4007500293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f478000001687e0c32ec000004030046304402206a125f1fb24b7586e62ce0355c367935336c0ca6db6bb059a9cbf38687b2aeb202200878cbcbb231f414a0cdc91b74cdaecbe2b1908e8bcd545710a4bdc9c0cfb511
 . . . . [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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