u17.slavia.cz

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:36:2d:b9:f2:28:b0:b2:26:21:18:bd:cc:f9:bc:ce:49:a0 was issued on by Let's Encrypt.

With 3 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=u17.slavia.cz

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:36:2d:b9:f2:28:b0:b2:26:21:18:bd:cc:f9:bc:ce:49:a0
Serial Number (int): 279772886355307502439145592713391647902112
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: a3:96:32:32:55:71:e9:b5:35:84:de:68:ba:5c:a3:09:ad:9b:c5:8c
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 44:80:b9:79:f5:03:93:9a:aa:e7:b6:71:f3:b0:5c:ac:8a:f5:50:57
Fingerprint (sha256): 0d:d7:19:89:4b:cc:02:09:d1:8a:40:5d:14:39:a5:16:19:fc:90:c1:a6:92:11:d6:7a:64:1b:60:0d:4c:9f:d7

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 u17.slavia.cz

3

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for u17.slavia.cz

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

u17-slavia.esports.cz
u17.slavia.cz
www.u17-slavia.esports.cz

Other certificates including the domain name slavia.cz

(limited to 100 certificates)

Certificate

The complete raw certificate details for u17.slavia.cz in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIFhjCCBG6gAwIBAgISAzYtufIosLImIRi9zPm8zkmgMA0GCSqGSIb3DQEBCwUA
MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD
ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTAxMTQwMTEzNDBaFw0x
OTA0MTQwMTEzNDBaMBgxFjAUBgNVBAMTDXUxNy5zbGF2aWEuY3owggEiMA0GCSqG
SIb3DQEBAQUAA4IBDwAwggEKAoIBAQDRdjOjOKI0N6Q+7dfPpfCXUz/6I+mu6Y4A
2yJj+DW0r58G1p7EdQmbL9/iGFERN0u5BZMid3QuQ6nAJgceeODIIagF4CCRLQqw
5ryovlaJd7iodqqKTwiI0FZAhSClfR5R2DeYU+nvTPECcotrnuTn5pnApyowo9f2
mFxYUjXJ6yDLePOp2d2ZfNkE6EvY6tIZlruysYbxRw/QraxKAgSnfJqOTCNk5ofN
Rd0x12VCp9cDip8onYVQ0pLUb7CP8ky1zrYzHSRMFCBM/HYdDi92u0U5Y0+8K7sg
J9y1m6kMVOuqj8zoSvpQHZm+zqH0rPbEJeJgIEQMmzIdfKLOK+5lAgMBAAGjggKW
MIICkjAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYIKwYBBQUHAwEGCCsGAQUF
BwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFKOWMjJVcem1NYTeaLpcowmtm8WM
MB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/zqOyhMG8GCCsGAQUFBwEBBGMw
YTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50LXgzLmxldHNlbmNyeXB0Lm9y
ZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgzLmxldHNlbmNyeXB0Lm9y
Zy8wSgYDVR0RBEMwQYIVdTE3LXNsYXZpYS5lc3BvcnRzLmN6gg11MTcuc2xhdmlh
LmN6ghl3d3cudTE3LXNsYXZpYS5lc3BvcnRzLmN6MEwGA1UdIARFMEMwCAYGZ4EM
AQIBMDcGCysGAQQBgt8TAQEBMCgwJgYIKwYBBQUHAgEWGmh0dHA6Ly9jcHMubGV0
c2VuY3J5cHQub3JnMIIBBgYKKwYBBAHWeQIEAgSB9wSB9ADyAHcA4mlLribo6UAJ
6IYbtjuD1D7n/nSI+6SPKJMBnd3x2/4AAAFoSiLIUQAABAMASDBGAiEAx42Bzsz0
RmA0TWCIf74bqgohOpH8b2GUOMcrzGB8GCsCIQDWkbbSGFdIXX0noLjPwwjSZT3c
8U3pBSbcgKKNIZLMTgB3AGPy283oO8wszwtyhCdXazOkjWF3j711pjixx2hUS9iN
AAABaEoiyFEAAAQDAEgwRgIhAPqH3AFqO3bfx3nGtnDRgbLP0GmWjCYaN7AtoRtp
LP9yAiEA8UDuycYR05Hw7LgG4w1cHap2TRCsd7P42onxSfkek/UwDQYJKoZIhvcN
AQELBQADggEBABMxxjQGFARa022f3IhX4f4tpLZ874p97e2LZdAyyGF1KmTWwa/0
gZ+jJgnexyL8IEq5tNjBo4zQ4ct39x2nz8rSr9IKwlq2GX0qGUWXExAEqEDB/1OE
wd54K+KIHeveEuorCnOOef3GmHJasnE5RnMkIdr6dHhI1jiPqXnQFlmo500OFWy0
OG5w+ZTu7xJG9odW6qjHdHW94seq84gcAKDKnWIzpi5yan3ZL9UE6TzDSak8J9AU
OPzB3zpyqBGG1Pv0e0IZVrv052GPA4tcXE/t5UgsFfOKbztuaoLU2GtuwOjMe7sk
v8IQJMb5EJefgALzIll22MZTlvq0PPYED5g=
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA0XYzoziiNDekPu3Xz6Xw
l1M/+iPprumOANsiY/g1tK+fBtaexHUJmy/f4hhRETdLuQWTInd0LkOpwCYHHnjg
yCGoBeAgkS0KsOa8qL5WiXe4qHaqik8IiNBWQIUgpX0eUdg3mFPp70zxAnKLa57k
5+aZwKcqMKPX9phcWFI1yesgy3jzqdndmXzZBOhL2OrSGZa7srGG8UcP0K2sSgIE
p3yajkwjZOaHzUXdMddlQqfXA4qfKJ2FUNKS1G+wj/JMtc62Mx0kTBQgTPx2HQ4v
drtFOWNPvCu7ICfctZupDFTrqo/M6Er6UB2Zvs6h9Kz2xCXiYCBEDJsyHXyizivu
ZQIDAQAB
-----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 279772886355307502439145592713391647902112
 . . . . . . . . [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 2019-01-14 01:13:40 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-04-14 01:13:40 +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 'u17.slavia.cz'
 . . . . . . . . [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 26442093173168609219109901231588239064929178417362840214273438980809263897148678739330392723310160396661457048801003799320135146789505025128267703667843167180290241134486792449344274451059899002494071676014427385862231522671110438773775222511596360654512727950306589995178777319524495066792014081175786577909953311745366263206126087969656174907880564998163337977925684435606659471045887405788285826923512105895584159435913209514115376148790682181711186375714792370425333775488904237671476075683235923861458601600806283316906983607899765465021198271261895361249511871587879029521639616773164777620517690115641687404133
 . . . . . . . . . . . . . . . . . . . . [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)
							a39632325571e9b53584de68ba5ca309ad9bc58c
 . . . . . . . . . . . . . . . . [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 (67 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'u17-slavia.esports.cz'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'u17.slavia.cz'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.u17-slavia.esports.cz'
 . . . . . . . . . . . . . . . . [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 (247 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
							00f2007700e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe000001684a22c8510000040300483046022100c78d81ceccf44660344d60887fbe1baa0a213a91fc6f619438c72bcc607c182b022100d691b6d21857485d7d27a0b8cfc308d2653ddcf14de90526dc80a28d2192cc4e00770063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d000001684a22c8510000040300483046022100fa87dc016a3b76dfc779c6b670d181b2cfd069968c261a37b02da11b692cff72022100f140eec9c611d391f0ecb806e30d5c1daa764d10ac77b3f8da89f149f91e93f5
 . . . . [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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