gerkencompanies.com

Issued by R3

About this certificate

This digital certificate with serial number 03:4d:2c:3e:f8:8e:8b:7d:49:97:ea:57:35:2d:88:e0:f0:2f 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): 03:4d:2c:3e:f8:8e:8b:7d:49:97:ea:57:35:2d:88:e0:f0:2f
Serial Number (int): 287597413043743917746539797180081806307375
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: f2:7a:ba:6e:00:6a:9b:6e:e3:ae:51:e3:51:b2:e9:33:61:b6:f3:13
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): a1:bb:11:05:8f:10:1f:7a:c7:99:9b:d3:ba:12:4a:29:99:14:73:bc
Fingerprint (sha256): d0:26:47:d1:b5:e1:2c:8c:ef:2d:53:a7:bf:9e:e2:69:af:74:a1:d1:03:a3:2d:b1:3a:e4:bb:78:4b:cf:bc:26

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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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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAgUOGzzHYJnI9OMauwBRQ
w2Y1lTFIIdsslQEj4Slbl+3lB4BAnps7Za5edY/Wz1OyJ+KMeaGw+WoxjftFrI1R
J5X+Qtl1Hk/kSgu9FZIQqZtULTGpYrIu/ONyVlelFKbszwtDslkwiL6Op119KB/V
+/9YGFbQ8F3ZIqd7wHIvHlg5WbsEJZyfso42YibTPIJnK7pNixsgn1axkR6NmeOD
j/dbd24x2PcNfJ+G2j9aSrn7UeUcqAA2Ko1li5amEy0ziPCf6+mlNjvbNCrSbg6V
4iX6xEDV08UzJ1o+Xk7a2y5J0NlHqhaAEwdEA743H5vdpzgPEF3UPMi5lhn/3Voo
xwIDAQAB
-----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 287597413043743917746539797180081806307375
 . . . . . . . . [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 2024-02-29 03:16:40 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-05-29 03:16:39 +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 16318039947664409460315572696869782213136869626100553242046896712710297862858255290463826505189554850624078530955058964153954147453686417228376991628924771237669817052870714407148438452729715016850586957001996039510403072609010716765222958673423750695338284611158367317871393857947861786451737363978197586712789109978425481966388202150315504982534268844885972952301239337941273285674095750892435092448207782132662027284237216102090296710367007397560632218368593610015479183475770198751917845768062538487744900903905890283476193715525906991675284852548931645411521728407184917130766756138254771336839449276640982083783
 . . . . . . . . . . . . . . . . . . . . [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)
							f27aba6e006a9b6ee3ae51e351b2e93361b6f313
 . . . . . . . . . . . . . . . . [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 (243 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (240 bytes)
							00ee007500a2e2bfd61ede2f2f07a0d64e6d37a7dc6543b0c6b52ea2dab78af89a6df517d80000018df3142583000004030046304402207fb6d63f4372b1ec4bdd85cc77fdbfe9a19b0b81c272a42513f96ec35997dd9002207644ce39f344386df7b296eea6f0567fd5376b63d3b8b3c144be6cc116c2085d00750076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018df31425e2000004030046304402202afaaf719a149933ff3b8e1e8e3619ea706380a300a374cb1d701d03aabe1b7d02204e6ef90c7829d084718d884d31e4aa05c190d3199f8466a60b10fc08dc1c06bb
 . . . . [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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