markjohnstonllc.com

Issued by R3

About this certificate

This digital certificate with serial number 04:bd:a9:fe:49:1f:c0:eb:d2:be:62:b3:87:a7:83:6c:10:70 was issued on by Let's Encrypt.

With 5 subject alternative names this certificate can be used to secure multiple fqdn's. This certificate is currently not expired, we haven't checked the revocation status of this certificate but you can do this simply on revocationcheck.com. 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=markjohnstonllc.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 04:bd:a9:fe:49:1f:c0:eb:d2:be:62:b3:87:a7:83:6c:10:70
Serial Number (int): 412988470932919755128988187012610652901488
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 0f:0f:b0:d2:a4:1c:77:5e:5b:15:6b:be:5f:b5:95:5c:fe:40:66:e8
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 8a:d3:dc:63:e8:ab:14:0d:07:bc:de:6f:eb:3e:e4:dd:f9:d7:f0:bf
Fingerprint (sha256): 18:ef:82:de:bc:f1:11:67:82:54:19:5e:0e:f0:af:81:c5:a0:1c:13:b1:70:fc:f8:02:f2:1e:9f:fd:5d:a3:3f

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

Revocation information

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

Check the revocation status for certificate markjohnstonllc.com

5

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for markjohnstonllc.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

goodchristmaspresentsideas.com
markjohnstonllc.com
rareinvestmentcoins.com
sonomagreenhomes.com
thechurchsolution.com

Other certificates including the domain name markjohnstonllc.com

(limited to 100 certificates)
markjohnstonllc.com
ateliernovako.ca
donate.mngophoustonco.org
equusentertainment.org
panino.gold
fatherflanagan.ie
ssl-lozda.epik.to
markjohnstonllc.com
markjohnstonllc.com
micromobility.vc

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA8q3yExwXj1mX0J9RuzZx
ILGYE/VEpteTg8Y5bFoV7xKjr7S9SnVnqR3O/07S28cUpz5LntVCXsO4Lqdda6Yu
YkkxDgdqwaO1QLpS0Wr8nnUrkVp/3E/xqxeVmNQgfTETuZ5jVNEPlyUTCkZRQ9Zh
W6Fi7po3gziDUIrYvD5nN1v/a6gDezPmX7mhjrcHINBQTFtxTtlsEk60pwAoDrXa
XARbnWTFpyrrXu2HS1mDTiRkeDMK5HEWP6iAREpqUjEdIvDK9g6bF9fd2NZ6B5Jm
yay3l9Q04aKc6k5cw5B4qxaAhnmY9piXBUQiD0P2055qGSEmFIyQROkKHGAnYrwy
2wIDAQAB
-----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 412988470932919755128988187012610652901488
 . . . . . . . . [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 2024-04-13 17:13:46 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-07-12 17:13:45 +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 'markjohnstonllc.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 30635445576070547614125032917692914924306253771864992570429732345283855071575341606922534932038381956473659033190105514489256506222296392788573071130900560497239446536170788497470893213471855677219009371884336029673089555134742203439196599934277891843864998990325319252965936992723570324250118491513294998135683504679812824477290849358453218436302010248904775062608256562376974228109230665155009175196512274136781258689433870290738840859520962367866622824890027506477729373935382786060717914503787940894872995408310982044803178890988422845300696361771917415593701789702025686416694261759288497819025766151403857523419
 . . . . . . . . . . . . . . . . . . . . [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)
							0f0fb0d2a41c775e5b156bbe5fb5955cfe4066e8
 . . . . . . . . . . . . . . . . [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 (125 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'goodchristmaspresentsideas.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'markjohnstonllc.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'rareinvestmentcoins.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'sonomagreenhomes.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'thechurchsolution.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)
							00f10076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018ed8aa5c24000004030047304502206b4673b5d6ec61da99f73e1c4c3c23ff7906f0710d7664aa6763c67eb471b4810221008f73a936e8df14b263e000e582a3eaee5e973f856da48db26aa29c91d413b4bc007700dfe156ebaa05afb59c0f86718da8c0324eae56d96ea7f5a56a01d1c13bbe525c0000018ed8aa5cd10000040300483046022100abbef916c4240dc57c733d8700900fbd67a2ca832702c88ccb7b26eba1e9353e022100928bb39e3f49de3c569f993ea3133673e4c37e6db41b5bc53a031c4b60462a3f
 . . . . [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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