liveu.pl

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:cc:e8:b4:71:f4:5a:c5:0c:83:8f:d7:41:49:90:a2:45:cc 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=liveu.pl

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:cc:e8:b4:71:f4:5a:c5:0c:83:8f:d7:41:49:90:a2:45:cc
Serial Number (int): 331063778466880871972371864660943092991436
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 73:22:55:6c:44:21:79:65:d9:56:76:e8:42:e5:e7:87:b6:00:2c:a4
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): fd:3d:6d:9f:28:f6:7c:c9:d8:df:5e:6c:1b:30:4b:10:7e:3e:a2:bc
Fingerprint (sha256): bb:16:9b:e3:04:41:4a:08:c8:72:f9:21:c3:23:f6:a3:a3:39:e5:1a:9e:a9:8b:11:d6:e6:64:cc:f8:29:78:2c

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 liveu.pl

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for liveu.pl

Public Key Algorithm

RSA

Key Size

4096

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

liveu.pl
www.liveu.pl

Other certificates including the domain name liveu.pl

(limited to 100 certificates)

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----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-----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 331063778466880871972371864660943092991436
 . . . . . . . . [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 2019-05-29 13:01:17 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-08-27 13:01:17 +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 'liveu.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 (4208 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 778187390674895705792261820518035286304941893131538179707523484441646882869208020534440395464972257926232648574804495371036813010184770768445178919751475250683164492643963469634689441809789705995840990122488661592439331847002562112250745225312389693684120694767919211568407124816687712871832156258987822403603318149700293915732556811992058450652212846648333965967460442241446409675873352792130814477657308321346365056976563712016860069399714791491149952671581361913509382035082046166937822590212568066295858881713468695324881594609641639283783602169043840389644523958114237053585150348622367133832762900348261115581577660203258129953619387915889410328536655787619584958792701092870522446721780666804397192755944759844010298552262192542237353811998176504491030015361512643419539261816779122642116717312335392429124722320334469997527343439164880094265868695218311379807850408122140376848610364144430682960664851239549754763005346002998970474894762182940674497268038834822489628453525214684259534814934486753814002736670654218135572732038671393252332423960094091461041266416886005071788284782108090832111115348808902977064659023073326986309882506239883108988092744315035989376268975705732917440997043360443273081608592684918963284296677
 . . . . . . . . . . . . . . . . . . . . [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)
							7322556c44217965d95676e842e5e787b6002ca4
 . . . . . . . . . . . . . . . . [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 (26 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'liveu.pl'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.liveu.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)
							00f0007700747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc560000016b03e526000000040300483046022100f77ca84d5f7dd18df38411a54f5c8dd667d98012c86efb8f819b64fbcf55a95c02210083181f99e2f017676611a943df08d5179e4fd28a4d7b12794a7cf06e9668074900750063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016b03e526130000040300463044022067329b2b5deb9f7995b4db68db00e3a290d921a6af52b819e62fd750c8bdacb2022004ce3211546c5b1e576cc4756abb36cb078d4d388dc9d5fb36fd6a6f0275f134
 . . . . [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)
		0073aae1b84f1df5d6e81246fc3986ade36376c307e7610d2e2d646d426543d187b6dc19a0bbdcc267c420d4db216c165d30325bf7a27ad7f40354fa35857e100209bd26fba9c512976c80c75717aebe14bed712c114116b2f4a5e6e1501c80c23fe1f9c949ae71f2122d91d09720bbc088b6ac004263f92d0fdcdc9ce8dfae6ed6ce4ba2c606211d114c4cfb09d0246f50eb40d8389e9fe2128be255e3cef97f9da11fedd06263eaeffa42f56915323ecaf1935faed8cabe898953bc6ac507d13a7d5201a246e0ad1770f20be37180f0d10768a2e28061e8b4af93428febed0aab6c8a247a09a11f68745fd4fd00f26dd716efeabf56fd77ee002adc7ee069ad7