www.travsupsys.cz

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:14:b7:74:bf:8f:14:e2:94:30:bc:f2:a0:9c:e5:03:01:a5 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): 03:14:b7:74:bf:8f:14:e2:94:30:bc:f2:a0:9c:e5:03:01:a5
Serial Number (int): 268386360048640064008135306244673365016997
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 68:8e:fd:13:02:fe:62:23:8e:0a:c6:81:59:fb:dd:12:89:76:4f:e3
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 10:f5:74:09:6e:82:c6:7c:50:13:8c:d4:cd:ef:85:e1:ce:31:8b:46
Fingerprint (sha256): 08:c6:78:03:82:6e:f9:26:e5:0f:7e:e2:e0:68:0c:32:d9:b5:42:5a:58:30:24:46:4d:9c:0f:bd:67:dd:3b:f5

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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAqMG/wAhKi26Io3YrYqRG
v6tfqoRYP1tw6Te5qmqEBPvIEXJGEEf99cbzmuV1Dq95Td02lE9tOOuADXr0HeZX
VM1AKSHbFRYSQDuS7IdSvY2/AqpNBS91tSimBr2CKabfpztkTvZJXeqLd5SOK6Uw
vcwGw6NR71jCxW70t7WibmxL/Cxm3LlBhFGVqjms1P1Ov14u0Y6r3Qa/1oO3A3N3
riCxUsZDeA5C+kR0f9OboN2SYgd+h9wQOT5xpOCypqAL33vqrNyQWTFU/0eNy+mw
aOvPo+49c7mzgv0GZsiUqR/InnkTHQYcQiyBosS/W+9gcumDHfLRDjUfLDtj0Jvu
sQIDAQAB
-----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 268386360048640064008135306244673365016997
 . . . . . . . . [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 2020-01-02 17:04:43 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-04-01 17:04:43 +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 21303576438868025520090966978220496426419217122492773776235995682344724402843313467702491119545524194310768335101234262322884541419926903745768827413522122631144348398695434884586065591360870022753116584455870074470401849259732613370566585815555202400419233561324689200326042964514577770207021696665128864190464439232738805642486596362293711674896221021342173806110461295335306733903224991462710034815741709257025937562333253323327316632938377325844216714899124231066233545019849492189275948035575935321594169894758136027799574325440966992578661142340982685120475700701103826816605526350949249857912320861064130195121
 . . . . . . . . . . . . . . . . . . . . [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)
							688efd1302fe62238e0ac68159fbdd1289764fe3
 . . . . . . . . . . . . . . . . [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 (243 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (240 bytes)
							00ee007500f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016f676e5c350000040300463044022042fed41e56ecb578b3b183c02b497c12e68bfa006aeb1309fb09d5cd1acb132e0220387d16ecdb9b0cf4de9a516af20290734e41898cf89c6c3c5353ed610cdf7ad500750007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016f676e5c4d000004030046304402205b1323552abe3eebab098f4a25b45bcf8e8828601424439c57f6ec092ee3bb1d022030069c6c615117cdd22613852f039031909438c444651fc60f82fe7f40138c22
 . . . . [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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