system.tuf.pl

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:20:71:ca:e6:3e:6f:7f:85:dc:f6:50:74:53:3c:75:0b:a2 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=system.tuf.pl

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:20:71:ca:e6:3e:6f:7f:85:dc:f6:50:74:53:3c:75:0b:a2
Serial Number (int): 272377149814140752217107400834597136960418
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 64:13:f2:2c:27:10:03:eb:89:5a:b4:fc:90:c6:03:55:3e:2c:1a:99
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 99:04:b0:7d:c2:9c:f7:8f:42:e9:d3:c7:8c:33:b7:13:42:0d:cf:d2
Fingerprint (sha256): db:c1:4a:0d:5a:d3:98:a7:01:1f:74:5b:88:aa:f4:cb:7d:34:a3:6c:f6:6c:2f:ec:0e:33:5d:99:fb:df:d6:37

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 system.tuf.pl

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for system.tuf.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

system.tuf.pl
www.system.tuf.pl

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Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA0LFPOPgUFqNtMiCVuO+y
jwOmtNQn3qxJqNenpRsgHimCwzY/VtJUaY24zh0yXzc10DaEqV1pGdPFpAqZsWa/
3bWeYoGsD3t6SMDRfoQEBptZZiubtJps+vR15sWmhrRYOtjbzPYYBwB+Egc7dCDw
iOOxBdx2zfTfq9ly1+RT3leF+RvXT1EZ979YJ2YXT9bLDKLf8L4fT6+5OlBblP0S
SHhqjNjBoxUNtYB0GA79bfPWDaEhFS2sccp/6UFr34+/JRZzeVHSBKZO+LNts88k
xMg7UXUfS+Ndp49ToOVxLZCA0wMHV9k9qjvF9+0AxvAEvyOO9x1ZL7lMX5RyqMRQ
3wIDAQAB
-----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 272377149814140752217107400834597136960418
 . . . . . . . . [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 2019-11-03 10:24:20 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-02-01 10:24:20 +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 'system.tuf.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 26345001987890192834646095242355422746026902037882200083504507429266646384994849101482044160781192292890901314842384721230397581699504779702622860830701924847131119069547699690929612655408145771435294924280109973858568122649431398323609387896816546241642645168355759093975696085962457777705817549416019014539271210757534430523651194595438007071094675083949988114949580631971139762048792290032692828424979004580437577455407659421175188388610619973439099310083102300036832841318670405260703507018552416992046135095089477611517829057870892842599521534590578537449720815384785012047229803909703237809027352817892831023327
 . . . . . . . . . . . . . . . . . . . . [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)
							6413f22c271003eb895ab4fc90c603553e2c1a99
 . . . . . . . . . . . . . . . . [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 (36 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'system.tuf.pl'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.system.tuf.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)
							00f0007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016e31023c820000040300473045022100cd2fd2c35a266398fba62aaae006e3443cf168ec0813417604d48d3f4ef23e180220545ccab87d164f6b5ece1a9644f39e717af29ae5a37dbdab2669679a70521d930076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016e31023cf00000040300473045022100e6b86def6a163e251582cb0df6e97e7c24a7d5bef80aa1451955040e3e1c8f5e02202e8abd9d36aababf97ed272ce7b0b5e0a6ea48ca0aa3b77cbb976b4f19be89df
 . . . . [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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