www.pkmc.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:28:0f:1d:54:00:71:cf:38:17:48:a3:e4:6e:c7:46:6f:09 was issued on by Let's Encrypt.

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:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

Certificate Subject

CN=www.pkmc.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:28:0f:1d:54:00:71:cf:38:17:48:a3:e4:6e:c7:46:6f:09
Serial Number (int): 362080529104181825398502187063025129123593
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: da:4d:e8:9d:4a:b6:42:24:3c:92:ba:3e:1c:6e:96:17:97:08:22:d6
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 52:f3:0f:5f:c8:e9:f2:30:6f:ab:5f:da:24:36:a4:23:9d:e6:52:1e
Fingerprint (sha256): a6:79:cd:cf:2b:42:c2:05:1c:98:7d:26:94:14:e9:90:05:35:ac:f7:aa:85:16:24:4c:8d:88:5a:1f:51:ce:66

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org

Check the revocation status for certificate www.pkmc.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.pkmc.com

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

www.pkmc.com

Other certificates including the domain name pkmc.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.pkmc.com 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 362080529104181825398502187063025129123593
 . . . . . . . . [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 'Let's Encrypt Authority X3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-12-12 20:49:41 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-11 20:49:41 +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.pkmc.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 (4208 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 984402341656706699516383872372517220351703301173308565270556813753483297074381544083332096734609401322356662712536568594740942218985644972133931069685865414862563498076193719297695762030998088726419353233149222010824860350895761968402198575971371917099862070018187441529403663793640342840557251594013702718971242252670578753481359430375847417855923539120833669018302287846691319921091015774632950862349754486772956284979037802682102976329825529807487495142873348832357260651261874280814268404131423153290097061404589371724621449854996921484607839044348138936895406324229974740288975646145739956870194614729707644935489716621465580247148250527401100146274307002718569986303666967190195755914385477538515986797708249881311773784227389169667942572620704143380657224226294873960888224700404008256801954582991228809938381742725886430275548694249417390884677379321997125431727158227637735332680027602145885073291716179226004640770781359127230751058061559282364662849537230930935877868946511148769186397627806208937769745385372858457598986456153826874540872030614091496321716984311219457363532589593361497880156031756233080709726430796261386419872657736193658610650501552443481101600787409595596752260470558172731599041836075808825148964149
 . . . . . . . . . . . . . . . . . . . . [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)
							da4de89d4ab642243c92ba3e1c6e9617970822d6
 . . . . . . . . . . . . . . . . [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 a84a6a63047dddbae6d139b7a64565eff3a8eca1
 . . . . . . . . . . . . . . . . [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 (99 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://ocsp.int-x3.letsencrypt.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://cert.int-x3.letsencrypt.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 (16 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.pkmc.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 (69 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 1.3.6.1.4.1.44947.1.1.1
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.1 (cps)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'http://cps.letsencrypt.org'
 . . . . . . . . . . . . . . . . [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)
							00f10076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016efc16c8b70000040300473045022025e71bacc24270620fd8fd87ac1dadec7083955d9cd34b7d32309a1023e937e9022100e6ca3491a91eb500b8b2c995b2a04f59de56c883498952f57d69f9b5f869bf6b00770007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016efc16c8b90000040300483046022100e13c62f5da672c38fa6e8328c63241ac040aee65a66d858eb652a06e1775abb40221009b7d93a9d64e6109c7f6a38c26cebf05a69bdcb2ccee15e2f5ce8471459c8648
 . . . . [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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