gerkencompanies.com

Issued by R3

About this certificate

This digital certificate with serial number 04:bd:c7:b4:b0:cc:51:9e:77:21:41:97:98:48:3c:3a:b6:09 was issued on by Let's Encrypt.

With 4 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=gerkencompanies.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:bd:c7:b4:b0:cc:51:9e:77:21:41:97:98:48:3c:3a:b6:09
Serial Number (int): 413027965645585985963008419884535551538697
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 2e:39:98:60:34:78:3f:bd:c3:8b:06:d0:4e:c5:a3:04:e5:09:b9:d3
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): b4:9f:95:4f:1f:45:cd:86:ac:9f:b1:e0:d6:e0:ee:c5:5c:e7:39:6f
Fingerprint (sha256): 9b:de:ba:32:9c:2f:b4:3e:68:4f:38:be:8c:36:46:2d:3d:80:0a:a1:7d:0f:31:c8:4d:41:35:45:b2:95:25:6a

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

Revocation information

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

Check the revocation status for certificate gerkencompanies.com

4

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for gerkencompanies.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

gerkencompanies.com
kuhlman-corp.com
www.gerkencompanies.com
www.kuhlman-corp.com

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(limited to 100 certificates)
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gerkencompanies.com
gerkencompanies.com
gerkencompanies.com
servicedesk.gerkencompanies.com
gerkencompanies.com
servicedesk.gerkencompanies.com
gerkencompanies.com
gerkencompanies.com
gerkencompanies.com
gerkencompanies.com
gerkencompanies.com
gerkencompanies.com
gerkencompanies.com
servicedesk.gerkencompanies.com
gerkencompanies.com
gerkencompanies.com

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAohUKvIyCGoAUc6+m0IKV
Tc80OKJnB50ml+KLXE9SpKCXz2HLNOWekzLdLWRb/TI5TXpPTuV0SeV0nnvwA8Y4
KsIQzjLOG1nRpHwu1MzbDREyuIlKdPilO/ZIgIPKqxMCEX100azE5iq2I6jhiOoR
YJBiNwyaxfkWQXwn6io7eSJ4neZSx9G0CgWPGVMZ/AoByHXhtG/jWwZQMzJ6xyDO
dPgEPdhy4FHCsIYQF0+OAWMscH8vZPsI3PcEdwsqXPG+/eJtrME7VLOR6yz8swtX
pghIuff9VKPjILct5LXeZTMGvZ9zZlftAWe4JR/O035UMlSruuDQp/HJXOb0dUt+
ZQIDAQAB
-----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 413027965645585985963008419884535551538697
 . . . . . . . . [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 2024-02-04 00:20:34 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-05-04 00:20:33 +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 'gerkencompanies.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 20460981571607445661455721850357176555126574278421916044176214706084766457344327938640294754516512300024375849882482931302939939022639049031981297733065225116044446525729272053412566016773549935878338372693075260080874578266600965047461342873236983376987908783986184852317188699466151718295752187045723676771169421920509560662181332313792531111800514682430230859296188199263801318018025368923034855289075725370690646291508386209060579965754448311288820528024526005130994215104706418351225211017838826887510024262412838276607633859188202225856609634867810104506831533264298660142101324521780095095921609711889855250021
 . . . . . . . . . . . . . . . . . . . . [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)
							2e39986034783fbdc38b06d04ec5a304e509b9d3
 . . . . . . . . . . . . . . . . [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 (88 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'gerkencompanies.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'kuhlman-corp.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.gerkencompanies.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.kuhlman-corp.com'
 . . . . . . . . . . . . . . . . [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)
							00f100760048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018d71b3f1f1000004030047304502202e54d341cb576f4cde381920e0f81f02db3f09f9481ac1181058f09b17052aa3022100fe369bc3c0bba1fa77ce833d7eacc6842c2672884a2a83ef1e3b9744e9063a7e007700eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018d71b3f1fa000004030048304602210080ec5a048e510620fd003b0f254d37624003a1b483251325665da8b33fe5481b022100e995a4a6b9b0f473cab7f097c4e7f8b74285975955581ce7d4aa97b79c7f5a0e
 . . . . [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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