cuffia.com

Issued by R3

About this certificate

This digital certificate with serial number 03:ef:a8:aa:5a:67:34:7d:8c:1e:52:d2:5e:a0:2c:98:69:2a 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=cuffia.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:ef:a8:aa:5a:67:34:7d:8c:1e:52:d2:5e:a0:2c:98:69:2a
Serial Number (int): 342888538316736459560511324014361695512874
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: f7:b0:fb:c4:db:4b:59:8f:dd:d4:35:30:dc:da:a9:21:17:fd:65:a9
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): bf:c9:48:8d:02:a3:92:e1:96:13:be:52:4e:dc:6e:5e:ff:41:8e:4f
Fingerprint (sha256): 25:13:2c:c0:71:41:ba:9d:e5:46:26:9b:0d:44:95:89:92:5d:80:ba:22:f2:58:4b:3b:40:7d:b7:86:f1:75:2d

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

Revocation information

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

Check the revocation status for certificate cuffia.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for cuffia.com

Public Key Algorithm

ECDSA

Key Size

384

Signature Algorithm

SHA256 with RSA

Key Usage

Digital Signature

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

cuffia.com

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Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MHYwEAYHKoZIzj0CAQYFK4EEACIDYgAEoSMVmv66q4atbGpL2kR2y0IPh9Tukxtr
47b2yNopatryYEM3t+FFiRj/E/Uk4La9SJ0Wkd+FBC1Z45AudCVc/k+ao/QaDG6N
mkf9/YYx9o41G43BaVGXV9D5OXAgGJ91
-----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 342888538316736459560511324014361695512874
 . . . . . . . . [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 2023-08-27 00:57:06 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-11-25 00:57:05 +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 'cuffia.com'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.2.1 (ecPublicKey)
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.132.0.34 (secp384r1)
 . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (776 bits)
				0004a123159afebaab86ad6c6a4bda4476cb420f87d4ee931b6be3b6f6c8da296adaf2604337b7e1458918ff13f524e0b6bd489d1691df85042d59e3902e74255cfe4f9aa3f41a0c6e8d9a47fdfd8631f68e351b8dc169519757d0f9397020189f75
 . . . . . . . . [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 (1 bits)
							0780
 . . . . . . . . . . . . . . . . [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)
							f7b0fbc4db4b598fddd43530dcdaa92117fd65a9
 . . . . . . . . . . . . . . . . [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 (14 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cuffia.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)
							00f0007600b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb4990000018a34b587a20000040300473045022100e00277fcda31b167be0ff5df29222d0a59844ed8ce25b1ab12bdcf53e112110f02202fb98194e4df9510388de28a15468cde2ffaa5c036e2e7d4fc6da47c0a57072c0076007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb520000018a34b587b6000004030047304502206f3eedb991b91e6f0cb88d4a95bf535f1bcc171517d6ecf5f5ec12351db3a4da022100fe359fed0722efe939df800b9441671db94d5585aa3812a33d4ac5260b39130a
 . . . . [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)
		002689870e3070493671db76098aaf8fc7051eec72cc85d5c489ccc7343be8a0dbf1d5f90c5c27ae960e11be8b7d74109c7c7125c709697aaaf68c83783fbe48ed682c92306ae3f58c67cb22e6f9f6f70892c58f98986f2f479470000e7aab1cc3dda0d8373d2ef92045d72c7c0815ac0d222f0236678e0a78baed66a25d4f4570f91ed01c7180f281d03d77ac43ecf122e53f79ae33cba179b4cda83566fc1fe4db1ed3f8be4be8c988b78e7a4f159760374d80cb331a9b4317ac5bddff9c6176a5e2cd54f779e925bf8c301d53b63430479296154669fe319e27f4c9d9631f0cf4dcad094ecaf256c4f4c855ae05c13ff5e7452413e47af1fcfe0f36735da85a