pot.gov.pl

Issued by R3

About this certificate

This digital certificate with serial number 03:75:40:cb:4b:cd:16:26:90:cc:2d:b3:63:53:24:5c:77:2e 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=pot.gov.pl

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:75:40:cb:4b:cd:16:26:90:cc:2d:b3:63:53:24:5c:77:2e
Serial Number (int): 301236020890452406233444851279095521900334
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 6b:ad:18:22:44:91:e2:26:01:ad:3e:a0:ad:05:6d:d5:04:1f:1b:87
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 55:56:ed:1a:f2:c4:52:7e:ec:26:df:b9:ea:5f:5d:b8:8b:b8:ca:1c
Fingerprint (sha256): 67:c4:08:3c:fd:cb:e3:e9:7e:76:51:a0:ad:54:e3:3a:48:ea:f5:5c:da:5b:4d:9d:9e:26:26:ae:67:fb:0e:07

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

Revocation information

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

Check the revocation status for certificate pot.gov.pl

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for pot.gov.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

pot.gov.pl

Other certificates including the domain name pot.gov.pl

(limited to 100 certificates)
*.pot.gov.pl
maps.pot.gov.pl
*.pot.gov.pl
en.fotopolska.pot.gov.pl
pot.gov.pl
*.pot.gov.pl
*.pot.gov.pl
maps.pot.gov.pl
konkurs.pot.gov.pl
certyfikacja-it.pot.gov.pl
konkurs.pot.gov.pl
pot.gov.pl
pot.gov.pl
*.pot.gov.pl
maps.pot.gov.pl
pot.gov.pl
maps.pot.gov.pl
pot.gov.pl
certyfikat.pot.gov.pl
maps.pot.gov.pl
pot.gov.pl
maps.pot.gov.pl
poczta.pot.gov.pl
*.pot.gov.pl
maps.pot.gov.pl
bezpiecznyobiekt.pot.gov.pl
pot.gov.pl
pot.gov.pl
pot.gov.pl
maps.pot.gov.pl
pot.gov.pl
*.pot.gov.pl
eden.konkurs.pot.gov.pl
*.pot.gov.pl
*.pot.gov.pl
pot.gov.pl
maps.pot.gov.pl
konkurs.pot.gov.pl
maps.pot.gov.pl
pot.gov.pl
pot.gov.pl
pot.gov.pl
konkurs.pot.gov.pl
pot.gov.pl
maps.pot.gov.pl
pot.gov.pl
*.pot.gov.pl
konkurs.pot.gov.pl
pot.gov.pl
pot.gov.pl
pot.gov.pl

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAqSqh6YkS2w075b4xxJUQ
I5lrJWqFKfL2JF5XSOSdNpy0gaxQUX46kd0TjyV2+25BfKisI5sDcVL/E7XOfMgd
lAu/QayP6zIiCTx2qNz+2+5kqKJkpxyN+V1zzXAom5vmDk/gtgqytqINtkvFefkg
vYsRHc5raKiXX6Gq/kY82UOcc/EiWRi80GP3rN/2enihs8y3PoAQKyeXWH7+hAFo
MbntbKUmAQadP2d8n2XKHCBHvo2yVsHZqX+GDeHewSGptZoGMvNRDC2PmEutD5mA
bB6MBLMGOVyqkqFAdy4eo+5UAQkY31Medf9VdntUdX0asFsjsntnAhvH3jYeb8dV
fwIDAQAB
-----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 301236020890452406233444851279095521900334
 . . . . . . . . [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 2020-12-15 01:27:43 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2021-03-15 01:27:43 +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 'pot.gov.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 21355296393614403254166208486796416555354378123987507106190359220613274672380819529281053890333031771828273354179723320944411857025576370790811053477259654519225595035370859968930013799046707329504293403461992883715275207653081366724468761844242754085518387248695742505659120967914912822757269340171002304713596429508773120102939544307492465504253342638031954162269420442398568966290418476652188026751578409736911714334099506725618671886743043185049232296787935091009812636088787092037205885661703446141016780199797199691146641549439877796913493912551013014199847170528298533248723536574979919914189330111544273884543
 . . . . . . . . . . . . . . . . . . . . [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)
							6bad18224491e22601ad3ea0ad056dd5041f1b87
 . . . . . . . . . . . . . . . . [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 'pot.gov.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)
							00f10076009420bc1e8ed58d6c88731f828b222c0dd1da4d5e6c4f943d61db4e2f584da2c200000176643993e700000403004730450221008392f38611aa9d4df6372a055606829db4f9468e66e8cab2b6b35cc115f9c6c302201f3b301f8b229026f80db59c73634959d8d2f2b592dcc099e9e87c3c6ad410f5007700f65c942fd1773022145418083094568ee34d131933bfdf0c2f200bcc4ef164e300000176643993f40000040300483046022100b470106c6d3368a1daa9af881409e3b0df27753b99a1ca051b167ea44039efb002210096c5ca651d728a79514d36541323beff5cb009565d959b7fe7980eaa48c2c2eb
 . . . . [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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