www.travsupsys.cz

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:ec:3d:94:0c:fa:e5:ef:76:18:4b:1c:8e:6c:cc:11:f9:f5 was issued on by Let's Encrypt.

With 7 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=www.travsupsys.cz

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:ec:3d:94:0c:fa:e5:ef:76:18:4b:1c:8e:6c:cc:11:f9:f5
Serial Number (int): 341725348019567277770557745202330130840053
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 00:79:f2:c1:89:01:84:20:b9:07:96:b3:49:da:97:94:b0:7f:0b:2f
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): cd:87:9b:3f:2f:15:71:48:a3:24:0e:a6:60:15:60:20:b9:f9:6b:06
Fingerprint (sha256): f6:98:b7:0f:7e:6d:fc:d0:35:d6:09:a4:e2:f4:be:0f:b3:86:da:d7:9d:6c:bc:1e:56:db:f8:96:12:dd:48:b3

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 www.travsupsys.cz

7

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.travsupsys.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

everest2003.cz
travsupsys.cz
travsupsys.sk
ws.everest2003.cz
www.everest2003.cz
www.travsupsys.cz
www.travsupsys.sk

Other certificates including the domain name travsupsys.cz

(limited to 100 certificates)
www.travsupsys.cz
www.travsupsys.cz
travsupsys.sk
everest.pojistenicestovani.cz
www.travsupsys.cz
everest2003.cz
www.travsupsys.cz
www.travsupsys.cz
www.travsupsys.cz
www.travsupsys.cz
travsupsys.sk
travsupsys.sk
travsupsys.sk
everest2003.cz
travsupsys.sk
www.travsupsys.cz

Certificate

The complete raw certificate details for www.travsupsys.cz in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA29ARgtCmr1+TGTo2KzjF
z/vz/1a9/4H5bq59ofSWsbPks/Tjm159o0tKrRnVx0S3S72ke7l/sBE2OuUhaVnS
x8beXU1BbWKLHPvUL+riXSULXOGDWOjy8CzMu2+KjOSf4cb1EQuB8x6a1o9VQofj
7LCZeTWBLp4FidzXkq9tiVX+7zY0S6+kqUEUu94RoWc3YBrAfcsV9HNlERURsL6j
9Lkg33jHCObYA0Yoek8w3Ytzdr4z/zbnr0F5SG9rAmq60LBqqStlxBbw4op8mN21
zFIAT8VMgfCFgWVtWnvVUMdngjQYaHodXQ7ZQF4IgvtV922vw8tbQwBDTonXMNAa
VQIDAQAB
-----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 341725348019567277770557745202330130840053
 . . . . . . . . [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 2020-03-02 17:02:13 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-31 17:02:13 +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 'www.travsupsys.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 27748791140797417486255766151492984645722344121955802633198748750003162240284653351301482983354148110733633158657038352146732245157305340503717285995528059359926182227339259433642334752592833225979342024789340589342761733705768574518373313492692534241072199489797782365183965023433252953752063764044068119419838772686925830515072595873508897688336206955445825679079555286823900635630424098238025456111638271574402768526671352284869716683586767340374746638864614886261916745857151649315817860864179781019599669042244128521580915927206809108738202167309523839456314684866385927811647327415728644467819815037943722023509
 . . . . . . . . . . . . . . . . . . . . [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)
							0079f2c189018420b90796b349da9794b07f0b2f
 . . . . . . . . . . . . . . . . [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 (125 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'everest2003.cz'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'travsupsys.cz'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'travsupsys.sk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ws.everest2003.cz'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.everest2003.cz'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.travsupsys.cz'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.travsupsys.sk'
 . . . . . . . . . . . . . . . . [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)
							00f0007500b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e000001709c69a2f00000040300463044022059cec4501c4b39c46565bca24b21895beb6dc222c4f91a728ccd350d6709b95d022010222b337cb3e423ce8bc13ef2acdd45d1aa0b9183ea435fa1e2e10f5a51010f007700e712f2b0377e1a62fb8ec90c6184f1ea7b37cb561d11265bf3e0f34bf241546e000001709c69a2f90000040300483046022100947ff848db25abf4179bdb7b2271a50e357ccf8038e606ddf29a7b7d8e8bb3af022100fa7fc9f50cc813bb4bcf4350b0779b34946071c1a640859c9c848af1b60e8585
 . . . . [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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