gerkencompanies.com

Issued by R3

About this certificate

This digital certificate with serial number 04:19:6c:9d:bc:3e:b3:31:2e:21:72:5b:a3:7a:1b:02:a4:d9 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): 04:19:6c:9d:bc:3e:b3:31:2e:21:72:5b:a3:7a:1b:02:a4:d9
Serial Number (int): 357100578532276617889658705289497215673561
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 31:23:c0:e5:14:dc:df:53:1e:7f:8c:40:70:a1:a2:d4:42:0c:c2:3e
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): ae:83:bb:1c:d5:84:fb:0f:5e:e6:fa:c7:2a:c3:d8:00:9a:f6:e7:8c
Fingerprint (sha256): e0:d8:56:bb:11:ec:0f:d1:30:73:c1:e6:0b:25:1d:37:89:7b:92:81:9f:8e:e9:9e:9b:07:26:89:a0:42:7e:19

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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAigGU36orwrut93uGaEMc
b6z4bPno0uEXaock3l+vgqD+gH5u05LqiwhYWPstj9Duzz2oHMI2aBNywHACRmqe
QvvY4BkuwizaT0CKr2s/0xF9m1SX3oQRixnL/rWVxBx75El5z3wCeZGq0ktZCXhO
pBvgxepShgi4yEsCGPGqG96g2cp3OdYaHaWhZtO9Y2wvsew5GR53k2uf1RHozj5N
bJLCu4LuuT9PnYKOt5aCUrfhdoW/BtzDf7GeUEw9ljcLgeJtDcKqTaFFqNWcF3of
oeBRSi61Muj9SFyiDKiyi3Q4MaqZWgMGd0jnM7H9Zr67V4vTYQRQTOlvtUaJ6MaP
hwIDAQAB
-----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 357100578532276617889658705289497215673561
 . . . . . . . . [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 2023-11-20 15:40:32 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-02-18 15:40:31 +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 '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 17421665970698100523382175016669789089694212366313689621216485969798664639306153824416729308611987720888600285587704182839187985753226749845566904356959354661619729112949984168099482966416539297440412510315563852087114272838959073078400882739587735485118232151160485886886306366790178924345226837076915989717084267493621138619810152582149734741516863216832541010294675371011416182754046140057705596693883041217571006704488259021234830698188731640968696624904255100194636521968934582016445773146606278057247272194511045706357343429662393715875130006899311035176106448606252018844221817769674079580996019319735811739527
 . . . . . . . . . . . . . . . . . . . . [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)
							3123c0e514dcdf531e7f8c4070a1a2d4420cc23e
 . . . . . . . . . . . . . . . . [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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f000770048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018bed9ae4050000040300483046022100befd6a08538b86748c2feaca3129f06427c333a5a71f05d9a94ce133423db5920221008568d65d83139d7510c2bb5579a0286899d9beffdb42b87252539031daa2d2820075003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018bed9ae405000004030046304402203dbb0b729a291b7c304c945ca39f1e950692e5d4a00ad3a6ef214c94d68faab20220169364069dc775f3179b4a3b811c9aa0f14d158a58e142d2dceccc80a8989c35
 . . . . [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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