projektyporsenna.cz

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:b7:28:2f:2e:d2:af:dc:e4:4f:2e:aa:72:a7:08:f8:b6:52 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=projektyporsenna.cz

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:b7:28:2f:2e:d2:af:dc:e4:4f:2e:aa:72:a7:08:f8:b6:52
Serial Number (int): 323661945049279409340015559387249001412178
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 98:96:0d:b0:bb:36:73:58:ec:72:16:13:c0:7d:06:ff:b8:f8:17:97
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): cb:9c:51:52:5b:e9:80:45:d7:9e:7e:8f:d7:c8:5e:df:fd:b0:32:85
Fingerprint (sha256): 6f:cb:29:14:bd:c4:40:0b:b9:0e:56:e3:24:74:dc:65:54:73:d5:b1:82:ec:bc:ef:10:65:0a:93:e2:da:ca:5a

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 projektyporsenna.cz

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for projektyporsenna.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

projektyporsenna.cz
www.projektyporsenna.cz

Other certificates including the domain name projektyporsenna.cz

(limited to 100 certificates)
www.projektyporsenna.cz
projektyporsenna.cz
projektyporsenna.cz
projektyporsenna.cz
projektyporsenna.cz
projektyporsenna.cz
projektyporsenna.cz
www.projektyporsenna.cz
projektyporsenna.cz
projektyporsenna.cz
projektyporsenna.cz
projektyporsenna.cz
www.projektyporsenna.cz
projektyporsenna.cz

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAk05Onmy4xLH9Uqd89eFy
UQBHHP1rVv/btW6aGK5RTF5NKSSp6jA+gz6YIBMI06EMfQyIpbiVy1U//HomVuja
xploHxILZzMm6mWYGaJme0s+ju8cg7wMiK0QAyar2CmN+FacUTU6V3aF3khhsDkx
KmPjOzoLLNQ7A+loVd9l85rsM0f59Mtsgn07BdlQFt6iM9f27GpeiIHS5aSLXAHZ
JoxNVjkOpyF2XgPGvpzOeL5AlpwY+l6yaGoWk2bOCrNZHGvO53TUDUXpKbyUcV0j
lCcOrcSWw5axKpVvPbhi2xxWHhaNlwA+192CuATbsvaVq/PG6NQGv38UqgKYJgsL
wwIDAQAB
-----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 323661945049279409340015559387249001412178
 . . . . . . . . [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 2019-08-03 13:09:11 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-11-01 13:09:11 +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 'projektyporsenna.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 18595645502610074906902478360513744973711701150568832088616680534491264080774859661103727808530575247900743998224962962958816612351029739794819321082007814961170891247860339683377881224722329786416654491442998486066033701844177468597210962882422499432211457555340155309371655608442707953582874995940704647925341554236652171701757039540825131233040846191385134367456081966932741268766864441672755476046391624568647722420138035766622116109157166941496080242408273504579870649133444632026568188160957626252082722259725913066778876779571432407861506678452343310255419082042965306769490231773862515843691973644475425295299
 . . . . . . . . . . . . . . . . . . . . [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)
							98960db0bb367358ec721613c07d06ffb8f81797
 . . . . . . . . . . . . . . . . [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 (48 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'projektyporsenna.cz'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.projektyporsenna.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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007500747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc560000016c57d01a6b000004030046304402207f70cfb988ee0c538c5cc90469c804abfebf3e12f3a37cffac1717aa01e487ce022012d27c245ac064081277c22502b5b690567414e5eb76b32c9ea5967c9d7f62e1007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016c57d01a890000040300473045022025d691516b45635445cc50612306ccf8a28877f996f235907bd41e2abdaab790022100a8fb4ea0abb72b81177a84aa96f4cca345398283f0075432dc09abdd5e0acbbf
 . . . . [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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