sprawnyserwis.pl
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:b0:ba:6a:74:f9:03:2f:00:ad:65:82:ee:7f:a9:3e:2b:5a 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=sprawnyserwis.pl
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:b0:ba:6a:74:f9:03:2f:00:ad:65:82:ee:7f:a9:3e:2b:5aSerial Number (int): 321474343536537220320901538318591834598234
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 05:7f:b8:20:0e:d4:33:98:7c:65:a8:4c:b0:d9:5b:dc:28:06:44:f0
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 31:0d:d4:0d:d9:a4:c2:13:45:05:c6:82:ac:f5:49:a2:fe:a3:8f:cc
Fingerprint (sha256): 93:b8:7f:59:e3:57:fb:7a:4a:82:cd:2a:f8:2a:ef:5a:b3:d7:8a:d2:a3:af:60:83:88:69:fa:1d:c3:29:ab:86
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate sprawnyserwis.pl
2
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for sprawnyserwis.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
8 extensions
No
unhandled critical extensions
CA Certificate
This is not a CA certificate
Subject Alternative Names
sprawnyserwis.pl
www.sprawnyserwis.pl
www.sprawnyserwis.pl
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Certificate
The complete raw certificate details for sprawnyserwis.pl in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGGTCCBQGgAwIBAgISA7C6anT5Ay8ArWWC7n+pPitaMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xODAzMjUyMzA5MjFaFw0x ODA2MjMyMzA5MjFaMBsxGTAXBgNVBAMTEHNwcmF3bnlzZXJ3aXMucGwwggIiMA0G CSqGSIb3DQEBAQUAA4ICDwAwggIKAoICAQC4Vapn8u9Cj5sknC0SBXvmSJx4jZLZ HiPv2aMFuehRLS+pkcXONR4WMpRAJ4gF15/XK8FwjUs6zDb6Y2yFfF25GaaNHVy7 GQ0f4e120B6FcWZy8g70ZHvTh8rYtNasuCw9zrelI0ZBXfAmVBU3fnpRXJalMVke Gu4W8Agt/gxUkL2iDIvjVq8kSqIHLH0bW2+tM1/V6BmzoYhMouy1P0m7Qc/brfil 5mtgg6kZIP8JvSxwmfJ13C+YvRf3BcvvPSqLXyRJ+Xd/OpGl9VHcvja8MclOQInV dmc8s9aIpVNQkjxGMMdAhWtx3RBXQQ+OUT/w3oy6wKnvBrY8zhoDTSFfpxWMKKX/ IPswVp5q+We4jDL4l9fS2nHqGoZiYtHhA3SSVVMpRBTbzc8jf/7oE96cZ5Mx49Js WBRm9yT3M6xrFoN4MDtNLw2T5BM9ghPdshKy81IB8fhkN3+sBzO51icULAf/zqa2 +NI+i1q52k7qI+s6X+WZMPiS8g6zK0FjqCRFqVx/BhCE34hvi60VhrZo4H82kZmu XUlA5oqmuylZ85BY8dIigDOqm0bLXQ5R3qNJDUksnUvLkWsNaQyiJpv9Co6PeRnK mjktDSWWbCspca42Du2yG2zP3SC+qLd4jBvu1hQjppBmOd+P8GWO0Psfw5Ja3XrO g+Yvt/kPd6BZVwIDAQABo4ICJjCCAiIwDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQW MBQGCCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBQF f7ggDtQzmHxlqEyw2VvcKAZE8DAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv 86jsoTBvBggrBgEFBQcBAQRjMGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmlu dC14My5sZXRzZW5jcnlwdC5vcmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0Lmlu dC14My5sZXRzZW5jcnlwdC5vcmcvMDEGA1UdEQQqMCiCEHNwcmF3bnlzZXJ3aXMu cGyCFHd3dy5zcHJhd255c2Vyd2lzLnBsMIH+BgNVHSAEgfYwgfMwCAYGZ4EMAQIB MIHmBgsrBgEEAYLfEwEBATCB1jAmBggrBgEFBQcCARYaaHR0cDovL2Nwcy5sZXRz ZW5jcnlwdC5vcmcwgasGCCsGAQUFBwICMIGeDIGbVGhpcyBDZXJ0aWZpY2F0ZSBt YXkgb25seSBiZSByZWxpZWQgdXBvbiBieSBSZWx5aW5nIFBhcnRpZXMgYW5kIG9u bHkgaW4gYWNjb3JkYW5jZSB3aXRoIHRoZSBDZXJ0aWZpY2F0ZSBQb2xpY3kgZm91 bmQgYXQgaHR0cHM6Ly9sZXRzZW5jcnlwdC5vcmcvcmVwb3NpdG9yeS8wDQYJKoZI hvcNAQELBQADggEBACrPn9GPB62r3Ink4/etK/L6NYujidvEi0+yix19EdlSctj/ fKh/tU/uH6i3V9I4IulyDh15qesP7ErQHQxTDvn4pJOP/aH/lpmQ7NHxx7Epbts9 e2letL8g+INgcIFMWBMMX/hzsW+ellvuzbnHftgXesDL6yvNVX3uSm6wOq5jY46C b5M5fDflHEFjOKx3AHTQcBo/AYseTNSqCz+V5AOlBQPkLm0XKwIxWBi5sRG81Y8y bv8hV6nT5i9LMY0VBrkDxtiKRaTwO2u3/dV/dFuQCD0SznGNeXWQAxpDx6FDnyea 5QIIf2ZfhVYPMYVjEwJ5vyJUpS4e5/MI1fyCXb8= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAuFWqZ/LvQo+bJJwtEgV7 5kiceI2S2R4j79mjBbnoUS0vqZHFzjUeFjKUQCeIBdef1yvBcI1LOsw2+mNshXxd uRmmjR1cuxkNH+HtdtAehXFmcvIO9GR704fK2LTWrLgsPc63pSNGQV3wJlQVN356 UVyWpTFZHhruFvAILf4MVJC9ogyL41avJEqiByx9G1tvrTNf1egZs6GITKLstT9J u0HP2634peZrYIOpGSD/Cb0scJnyddwvmL0X9wXL7z0qi18kSfl3fzqRpfVR3L42 vDHJTkCJ1XZnPLPWiKVTUJI8RjDHQIVrcd0QV0EPjlE/8N6MusCp7wa2PM4aA00h X6cVjCil/yD7MFaeavlnuIwy+JfX0tpx6hqGYmLR4QN0klVTKUQU283PI3/+6BPe nGeTMePSbFgUZvck9zOsaxaDeDA7TS8Nk+QTPYIT3bISsvNSAfH4ZDd/rAczudYn FCwH/86mtvjSPotaudpO6iPrOl/lmTD4kvIOsytBY6gkRalcfwYQhN+Ib4utFYa2 aOB/NpGZrl1JQOaKprspWfOQWPHSIoAzqptGy10OUd6jSQ1JLJ1Ly5FrDWkMoiab /QqOj3kZypo5LQ0llmwrKXGuNg7tshtsz90gvqi3eIwb7tYUI6aQZjnfj/BljtD7 H8OSWt16zoPmL7f5D3egWVcCAwEAAQ== -----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 321474343536537220320901538318591834598234 . . . . . . . . [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 2018-03-25 23:09:21 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-06-23 23:09:21 +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 'sprawnyserwis.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 752019685684797569760880332490256731224988984414051050092246593532428451598689833669361527288448398784861852165911306161794588704018405220569545789526325719402976848739856431432020620973836481573730953215006673592899209737122876859470786163443818445263724317568424261203002057199498078930912434466568593541531167485829058733290845689606394543869427878741244963520383621917422077115828256051900229750125065492317328079894642712775102520626640096971209546999972810509476418201265152891072635987128597088011642818579535032262125366696663823249631006700027488925256076920378822501810390587697389080222840726238018660403050180512964351484135856504784645696326769062245284006524581022400995809384269818131748771524130869716144729632635405042511983411521829913365499339910680801571130878920105114065906578421625134429267275712319288838027810812822961756664123587743428586321540269862027333548810694028315286965465808758974876779865943334635792759282986704214160474491525482757179411327490074482328558584346216479909921727501379090320120573471841176308165300760407555610141160315734471643179433772576675029719187015649271645917067443441386301741453601863512316263982686163815015965778742833123482994533433848628086634108258784208231010949463 . . . . . . . . . . . . . . . . . . . . [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) 057fb8200ed433987c65a84cb0d95bdc280644f0 . . . . . . . . . . . . . . . . [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 (42 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'sprawnyserwis.pl' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.sprawnyserwis.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 (246 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 1.3.6.1.5.5.7.2.2 (unotice) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String 'This Certificate may only be relied upon by Relying Parties and only in accordance with the Certificate Policy found at https://letsencrypt.org/repository/' . . . . [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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