roughnotes.com

Issued by R3

About this certificate

This digital certificate with serial number 04:39:21:80:a3:d6:5e:04:a7:93:08:a9:92:08:cc:7a:e0:f2 was issued on by Let's Encrypt.

With 2 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=roughnotes.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 04:39:21:80:a3:d6:5e:04:a7:93:08:a9:92:08:cc:7a:e0:f2
Serial Number (int): 367889771102409963076899058622313931661554
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 3b:9e:04:ed:17:c1:a0:09:7a:27:e6:13:a6:e3:a0:31:53:a4:79:fa
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): ac:93:b5:6f:0c:46:fe:cd:7a:1c:be:f3:f5:b8:88:68:88:57:17:7a
Fingerprint (sha256): 64:55:19:d8:8a:0e:45:07:47:ae:15:37:9c:46:69:98:1b:e4:ad:df:da:30:16:22:f7:e0:7f:2d:f2:51:d4:30

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

Revocation information

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

Check the revocation status for certificate roughnotes.com

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for roughnotes.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

roughnotes.com
www.roughnotes.com

Other certificates including the domain name roughnotes.com

(limited to 100 certificates)

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAhr+xNQyszR9otDWKoDOj
cZ5XTiFoqsVpls7sqig9fePQb4Kd77QtddR6cstrcPXlShSFeGnDYRJYk5rSoPCf
GzTx9BUyrBfhePktTG2+aWkYvF0KfH4BZ0MEcboLLXxNVtKcT9HSDZao/X76pOqs
DDcu8MeLA4hoTWJEVBx8bnMVNZocTuiRJxzU4JuH4+U79dfi2pn2mswXb8c6nBiM
NY1s+i7KmOH81QNb9rSX26hUkB/Tui1z+18hPxbymzNNP97nw8k38G/7Ug4J3Gcl
fpf8JYmqm3KgmlYKTfn9e4cXCdzqj0cBVa5g3jqvV4aw9VCcKr/mhidj3tSBc929
uQIDAQAB
-----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 367889771102409963076899058622313931661554
 . . . . . . . . [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 2024-02-26 18:13:15 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-05-26 18:13:14 +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 'roughnotes.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 17010459820091879458366636698421117314793343209516158308446628404702912708880727167408417495944867946609739269860475823705478479779760110901632690221208601250737900986514984884013591340867623367591322166424560805837289375659791795563573695760060511933188750943154000296644912434129748308898498641072115636606895770626754241993822705558700155325791017051995486006893161252479741566811141332401448922441520897365271139415962607476691810478613401046914384722524530936832634855128278060227683735460135220698236933876864773365859715670594417431908884639069003694577988272809289067167760305834004077737517291735133609377209
 . . . . . . . . . . . . . . . . . . . . [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)
							3b9e04ed17c1a0097a27e613a6e3a03153a479fa
 . . . . . . . . . . . . . . . . [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 (38 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'roughnotes.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.roughnotes.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)
							00f000750048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018de6d5ebf9000004030046304402204376ad4feab109aa8d080e8201997177aae630c8f2249617846839c45ec4917702206b560b1de56641203bca0e3e2727f050a348aedf9aec51312ed36312a6bd5cfe007700eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018de6d5ec0500000403004830460221008159b42e2cd8f9971cd40600ab1299369f53e9a3601ce62c5ce5a4320219fd05022100d5de4c12139b459c09633edae62307760683052faa487323574cc4844bd69120
 . . . . [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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