pot.gov.pl

Issued by R3

About this certificate

This digital certificate with serial number 03:e5:b8:9a:0f:8c:a8:44:7c:49:d3:d5:15:eb:93:d2:34:f8 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:e5:b8:9a:0f:8c:a8:44:7c:49:d3:d5:15:eb:93:d2:34:f8
Serial Number (int): 339506897700496450039366681517464143148280
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 63:c7:56:cb:1a:49:c0:a1:f2:48:1d:2a:93:e3:67:98:be:82:9a:2d
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 19:3d:aa:f4:57:6b:ab:b9:8e:78:9b:6f:12:db:c2:92:10:a4:96:a7
Fingerprint (sha256): 79:ec:3d:a7:4b:48:01:ad:93:f5:de:02:a7:78:c2:d5:14:42:e0:39:89:c4:83:87:e1:36:23:c3:3b:de:f0:a0

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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzNTShGpqQynO8X1SuxqG
tUOhrezVhMUVhkHqE1Q3rWavv5MwNqJz5Vcr8YgTrxIEWcY0GBfmcz685Wt4yV/c
vOrMaSEa35QLfKxXs3WOrNU3m/W9u9aEEr3QfiAbtJxD7LPd8QhW3jZI2vNHG4s0
zxtTEIVP74XLoLfKUdhbWTLMqvfv7jxAuVjNBQ+yDpAnnhR/MdhNK/x143Tpz7cZ
BCUQaMRrABlYiOyXjlWXH9rKuU0+MXuR7yXsXQvoYGbiWWj9puwkGMBevGfL+YUO
8sZZ2i5YFI/0elhy5R7Bv1eot4xXLQ68jM4FQ3iq+sXYOi0TE6f9BDbwSzpX6XWA
KwIDAQAB
-----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 339506897700496450039366681517464143148280
 . . . . . . . . [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 2021-04-14 15:31:47 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2021-07-13 15:31:47 +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 25857560816893222615176824299206924600035143618999342104034256543742684758377762675531069503622024178609663820792301670601042734232681690884773513785409487987192997624466257591612643136495660821598739491029265287491242394219267819110451708569028685468072950139302602227809217314188054593577603198575021155003983062466754584005677951439607347068942855567029279611443290893073248846623060640619876788643345027424995055318903004724841214183891790990773878362433172710223663951361356686752990697412429266994574942780601695965460574361352706834737459667525304257252021389063674478349597088557771069511516788094590522851371
 . . . . . . . . . . . . . . . . . . . . [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)
							63c756cb1a49c0a1f2481d2a93e36798be829a2d
 . . . . . . . . . . . . . . . . [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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007600f65c942fd1773022145418083094568ee34d131933bfdf0c2f200bcc4ef164e300000178d139768b0000040300473045022100adc80382b68ce8e9143144a8bd9d3aefb2a551951b1f17c3a1e3400a2acd8acf022068fef1950e94fc1dce7a11f8fe8a653e990aebc4065be3e623e4946ef28e556f0076004494652eb0eeceafc44007d8a8fe28c0dae682bed8cb31b53fd33396b5b681a800000178d139787100000403004730450220413e75ae0637811de446d4f08997bf02ed07330b5998649b709b752c0c80493b022100a8c45b6b846ea78388e7fb88b92b58dcb1382298a0488085f3c803ca413b7aa7
 . . . . [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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