cuffia.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:dc:3a:d5:91:a5:6c:5a:93:6a:dc:c9:de:39:7c:df:4e:1f 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:dc:3a:d5:91:a5:6c:5a:93:6a:dc:c9:de:39:7c:df:4e:1f
Serial Number (int): 336277182654929168165616845052283776355871
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: af:52:c4:5b:de:51:77:6d:70:32:fb:d8:d2:88:2a:ab:02:5b:2c:dd
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 6a:5f:21:e0:be:6f:d7:d0:89:81:1d:ab:c7:ec:b7:b2:50:84:df:09
Fingerprint (sha256): 18:ae:15:23:5b:95:bd:9f:1c:b4:35:6d:b4:60:36:8e:fe:3f:84:a8:6f:d2:95:4f:d0:4f:4b:01:b8:3f:bd:3f

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 cuffia.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for cuffia.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

cuffia.com

Other certificates including the domain name cuffia.com

(limited to 100 certificates)

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-----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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 336277182654929168165616845052283776355871
 . . . . . . . . [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 2019-10-12 10:43:39 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-10 10:43:39 +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 1.2.840.113549.1.1.1 (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 830670849502980445392421723186333493709332900813587127946648433994501550502718380714102900203796572868748676415367171204922361710953929168723707772535144721473578138825282271345648647975159247921653118421353843367770588232400246489347413568866019531723635841631490840817261047580133108437337307857645211022853317851292101014190168776459508186460334521314645809095401819552864897650974223113377185743590624908373284329111653071710718341341387454045717210929208155494927126535494064682519742214248564130927709353551114900457635956747201732741192266841386112994893300313242176025890825500175911812371773278154013264621080515094149425638842209097402516881995870598514723827781552641138295115003689749687583234883473523652062574559710906514641099518679510744588674466705446290269207513602192745602304447718052323557450306327708120962337520012434979044162961741015914330859720157298995872573165106030350866489237936551802883493321625402514025462438445903457757117703173758332188518392521945547989006468842650577111905458438918177935596131280456690715402728957121167379279948320119054367497948347727972443213767797843121357591514523929403322009374278080036027289270449211615297565618521815471786734328848976724330268276807417442814573914689
 . . . . . . . . . . . . . . . . . . . . [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)
							af52c45bde51776d7032fbd8d2882aab025b2cdd
 . . . . . . . . . . . . . . . . [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 (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 (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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007500b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016dbfc802b90000040300463044022006f0b13a307833359345249f60ff8b0fe8e2cf0f952899728ff852059901f822022048bc26f1e11ec7ea385c3cbfa110def781567e09e7f58ca2722702ec11dedb730077006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016dbfc802ed0000040300483046022100c3cc1edbbe0a7052b479ffcc5d3930284263942bc22d584640fec0d00a8c49220221009adb8054f5bf6651b48b2ce7d411b391b7ed155091c7b52a132e34c8218bed4e
 . . . . [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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