opentis.uvt.cz

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:31:9b:b3:4a:a0:1b:07:f1:0b:df:46:3c:c3:2b:f5:70:72 was issued on by Let's Encrypt.

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=opentis.uvt.cz

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:31:9b:b3:4a:a0:1b:07:f1:0b:df:46:3c:c3:2b:f5:70:72
Serial Number (int): 278217655048474246712583795501187514855538
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: a4:eb:2c:9d:8e:2d:52:c2:ce:eb:41:c8:84:3f:6e:05:29:02:72:22
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 42:98:dd:8f:24:97:c3:d8:0d:0a:1b:fb:73:b2:60:06:92:97:99:a3
Fingerprint (sha256): 64:d8:f0:12:b9:2e:17:ea:f2:ae:ed:d4:97:6e:c5:12:1f:8a:c9:7e:77:08:44:4c:73:90:a5:24:fb:46:aa:5e

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 opentis.uvt.cz

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for opentis.uvt.cz

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

opentis.uvt.cz

Other certificates including the domain name uvt.cz

(limited to 100 certificates)

Certificate

The complete raw certificate details for opentis.uvt.cz 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 278217655048474246712583795501187514855538
 . . . . . . . . [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 2019-06-08 02:27:07 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-09-06 02:27:07 +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 'opentis.uvt.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 (4208 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 921889593022473714076468643162905243806776623383799063432940529194249469095720754161415415291732512357350270427806306526615499172951675700166198084465714333864175585612163416268456890762547718697610211965364868344738673557976246015079155620249495812207689505072722608189351582964981826166862000820813985000614875279353655323240971848799404537005994965227091213565462824240048034183544578157810651060374902874101811805176836658633898461715419259469234282204092116112872958833548188633770012572318347951691759736353423370884249258876393748530716158793529152817738562425562514741727587970925249133339191072322329409694031619011841294304492746019943080317397641252571822107191204875558276711990785782821411084101654139906424025767896035571686359626110325094068536130313125251912622040532511237421988321300386137733966949476813318013912888561890848853028761122567771495577653215117890266387257263076037943473163994205594261680527664127322792971604224094768375785375064939995515143667927270955459780474804015464259282948888142296274257427316834982799651659112350891604256961019622872164722523786165348002897140280927168625283443931806701195281692465628411574644288109613107673516661680081009897929282326807032083478770516933761749596883987
 . . . . . . . . . . . . . . . . . . . . [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)
							a4eb2c9d8e2d52c2ceeb41c8843f6e0529027222
 . . . . . . . . . . . . . . . . [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 (18 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'opentis.uvt.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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007700e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe0000016b352026c60000040300483046022100a0cc66516bfcdda0d4186e20a75ac222940b810a84a68b16a93955e352ec5e1a022100f459259adc875a41a7164f92322a04f72b020600bafbafa2e64073f048a0fe36007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016b352026ca0000040300473045022100e96d2a9841bd2a2b298d4adf8fe0af1cced03c6e4159d84f7ab5564d4956062102205447e4bbdfb8e8f7fb0721a06712d7486e1394e5784f6884e4556b1d585f83d5
 . . . . [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)
		002757fa6b56823feb2d1da50a50cf17cfe6ad467eca5613e8094d97755207284f1fbaddc42d30813b77e4a4e14c26f5b44ac4192a5a154b6e9003f1bd923591b40eba5748cf768223163b9feff12053e46282e82b1dd9d2eddb25ecd9e9554c34aca7c7873a8b4398e101201a2c8a01390636ab3b05423e43350d5fa341aa578d609746949747c3aa9d3410e27a41f7a8b2e85406e937821e29dfc00a053fad5efd445d8fb136732a943147b7a845e9ea5807751ee6bb6933e9967464e292e960c46adcf5906a68ce9ca171b91ab938a4dc9ff5af413d38229ca4576a9ab4239de9e224f64bfe937d8dc076e932f28fb1328c245457b887dbc84e1da61b102c61