www.klubkvapka.sk

Issued by R3

About this certificate

This digital certificate with serial number 04:b2:1b:1e:b0:b8:03:d4:2c:7f:38:c7:fd:5c:ad:7b:85:39 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:
  • DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
  • Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
  • Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)

Certificate Subject

CN=www.klubkvapka.sk

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:b2:1b:1e:b0:b8:03:d4:2c:7f:38:c7:fd:5c:ad:7b:85:39
Serial Number (int): 409055453548043238959126345168008842544441
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 1f:2d:48:e7:8f:14:ea:ec:dd:63:89:3a:f6:63:8b:95:da:91:1f:36
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 63:20:04:04:2b:54:f2:cb:e3:f5:79:10:b6:fd:94:26:13:70:af:f1
Fingerprint (sha256): 09:f7:d6:af:a9:86:07:29:ed:b6:0b:55:ac:8f:6d:1d:e8:c9:58:8f:3a:25:cc:b4:4a:44:d2:24:b6:4a:be:d7

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate www.klubkvapka.sk

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.klubkvapka.sk

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

klubkvapka.sk
www.klubkvapka.sk

Other certificates including the domain name klubkvapka.sk

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.klubkvapka.sk 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 409055453548043238959126345168008842544441
 . . . . . . . . [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 'R3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-12-30 06:18:21 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-03-29 06:18:20 +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.klubkvapka.sk'
 . . . . . . . . [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 736876920694061484140673600639261350941783177360951589563963128480683625150581671974088075401627292295283091108902939355788499678340658436353284235404028090662426075623665981791321254361571892712508624579084243142666037096233594518014595482136247587014409418704805025672348099915594880403736214344592401277964489140827934262910284073460195124250944368782563795013966051364123070655886453300534016014582910256844680335377567906530566259774776842237143591798574083755415529704089368131482069489432909853797515568720059934840038330996429212629904396215550696430404963766275450872121228411019522917751482345894857286630447654731835299082261326443792129030206521049385950075753522128216066133495213689331278989170747512236037251639817679790840128843125725617052180651782281101124235125969954017201623802922088935300269817175300237152300239210314159428361515016072944688738092887695606486593203883018740406124435291052011350608049723777924362169512461124339092519418961694037933196853978529466806107124332064258599456391314259201378884775575760372453543449322947854067998166383386942793529144997750672282898335106048784005933924565037186324288442983808379092408254619833881757216124225683080951361669336148834383450870196830561534659928277
 . . . . . . . . . . . . . . . . . . . . [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)
							1f2d48e78f14eaecdd63893af6638b95da911f36
 . . . . . . . . . . . . . . . . [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 142eb317b75856cbae500940e61faf9d8b14c2c6
 . . . . . . . . . . . . . . . . [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 (73 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://r3.o.lencr.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://r3.i.lencr.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 (36 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'klubkvapka.sk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.klubkvapka.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 (12 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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f10076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018cb99692a200000403004730450220032308bb6b8e67228820b7ce15dc57bf107c3765305663582e40a344c9a9355c022100f0d22cd3d99318b9d11aefae041008f220288c851b63485ac9c167817a404bfa00770048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018cb996949a0000040300483046022100a33d4db24ae9506276aefbed85fc2af524aea67f3395e79cfccc5678e49f33a3022100eaa9f79b181de23d143cd00707d4524a4ef8fceec10a6ac91afe0d091359ae5e
 . . . . [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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