levelna.com

Issued by R3

About this certificate

This digital certificate with serial number 03:c7:80:84:2f:ad:69:da:b8:c8:7e:be:ac:b0:0c:20:3b:44 was issued on by Let's Encrypt.

With 5 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=levelna.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:c7:80:84:2f:ad:69:da:b8:c8:7e:be:ac:b0:0c:20:3b:44
Serial Number (int): 329223876346205773829131970856054404692804
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 37:3e:c9:a1:d1:8b:d6:38:e3:42:97:b3:db:c2:9e:44:0c:54:f1:2e
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): a4:7f:78:94:d2:0f:08:db:2d:17:c3:7d:7a:4b:87:ac:0d:38:28:66
Fingerprint (sha256): 53:6e:60:21:ed:29:1f:79:49:70:93:bb:33:50:f6:1d:26:8b:14:57:bf:68:e7:10:14:c4:d0:b4:dc:97:2c:25

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

Revocation information

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

Check the revocation status for certificate levelna.com

5

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for levelna.com

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

levelna.com
levelna.cz
payments.levelna.com
www.levelna.com
www.levelna.cz

Other certificates including the domain name levelna.com

(limited to 100 certificates)
levelna.com
levelna.com
levelna.com
levelna.com
levelna.com
levelna.com
levelna.com
levelna.com
levelna.com
levelna.com
levelna.com
levelna.com
levelna.com
levelna.com
levelna.com
levelna.com

Certificate

The complete raw certificate details for levelna.com in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA4AqUR0RhhXR91ADVRITC
4ozmeOSc7tcM74AsO8hY0rzzcwEfTBQEV26mfpVvGX/kijbDiVWrxczvhXn8lNOx
35fOYC7BqTfxSnQ1ywg8jLqQuKz8AYvmZ2sAT67EIHY3I9RE6Lqo4NB/a5+DGJLh
Wue9/VfcahuDJrVg1sbPG4DtEFxC7M+atmuG3QJlxC3VY07Js5HuMLpRlmqXXj7Q
a5dhzo1XbevjuuX8dpPGTJ4xZO6vcC8amjfr5fOJCWoNbtyw4UuiHpgpnXH4/2Ox
cA+2gwPUe2fNezvhPaAsZAlz+iUlXzaW6iQLEEtvrxm925/qbnFe/rasbtH2S+Fc
swIDAQAB
-----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 329223876346205773829131970856054404692804
 . . . . . . . . [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 2024-03-13 02:32:32 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-06-11 02:32:31 +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 'levelna.com'
 . . . . . . . . [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 28282597116489101257141022447909201413602154411632271444357005570922300043183279231641479390495974406738262650264867685505094127982926990229153996101405238066079103038967378517393903393944751311958759012663829251653497556443118486650081459009139098460244760545887565594579241307062925112972902117699464028191038552325517371462339989900090784080072468397743426965017575162085516004597400016651216318347318924851591444616659312361670826378343682935992943689387935070604717680124047962735782716198294957839244713563945601711394368812311020812477271628293807575044633753173768905394635303940197666352979348559611364990131
 . . . . . . . . . . . . . . . . . . . . [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)
							373ec9a1d18bd638e34297b3dbc29e440c54f12e
 . . . . . . . . . . . . . . . . [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 (82 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'levelna.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'levelna.cz'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'payments.levelna.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.levelna.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.levelna.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 (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)
							00f100770048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018e35de68b50000040300483046022100dc60daa78ec49b1202d499b17e84149980fef0edf7eb27ee1d27dff694ab3891022100fe7c265e8055434b3278e634952e62b616b719456f7537fe2167cb3df3a80c230076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018e35de68bb00000403004730450221009f9b50fe79077ffbef8d6aef93b3a16f1a61df0b57d75cb28c034e6050e2cfeb02201acdbe7f344ac6c0499a0c15951853156c8dc79d337163a7a884e9bfefb623ce
 . . . . [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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