cuffia.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:41:b6:f1:db:ca:d4:92:19:dd:ca:94:22:02:51:ff:ec:8f 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): 04:41:b6:f1:db:ca:d4:92:19:dd:ca:94:22:02:51:ff:ec:8f
Serial Number (int): 370810672873595327768941413998271534197903
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: e7:3f:de:2a:ae:9c:44:0b:0d:d1:04:7c:73:43:1d:1a:ed:6f:bb:3e
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 4a:7e:71:6e:b5:aa:cf:0f:ee:c2:62:f9:f2:13:31:f7:a8:f3:a7:82
Fingerprint (sha256): 75:84:82:7f:1e:20:5e:c7:ad:d4:3a:d8:9e:c3:85:c9:fd:0b:3e:15:5f:f5:17:f6:fa:2e:cf:07:36:8b:72:fe

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 370810672873595327768941413998271534197903
 . . . . . . . . [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 2020-03-07 03:40:34 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-06-05 03:40:34 +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 805153647019581849390493927483999152734833637577630292106482920809331926054120671816617534965920221589785756016333022985952430666366712971593833480262798876157561021946720472216952230574581555101659148604256963576905132314221735977627164734463159966580648230205565639809253000679489739295231110376437825210796187040983077703390123916058158142224543982282905889285125833746777136403894691856065415100732319745887581849803775343208951909583194276943861928161108295016835264801899300144650328492013335063777989184870843884014035370614203051873424611194810922271940977492477436606785349008078339716923192964996109930751299512005688600738974531847026006323155582989632308672033177525243268377527624929886613575460387606888370045749047602151651561638552967141883278716048014838021231827106623357407607974253624903082525802549697585456544737270788923680090759204933911977399670960779014711822086320959114199929412488248140977007512488613533043513957803817514791732397608433735419488882029103763996030957287199186313816385547572843450472508871999879199803304454661467419747657241668521419418270339645416877820628573685021858390824588937586278383833527179664630541854573789114902853737250745613803558738764586970045405533072603067283894087357
 . . . . . . . . . . . . . . . . . . . . [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)
							e73fde2aae9c440b0dd1047c73431d1aed6fbb3e
 . . . . . . . . . . . . . . . . [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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef0075006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d91300000170b34b7e520000040300463044022056435cb78ff0ee9cdce8cfe35975dd3ba057b12c1705b0d8b457a6a5ea54120b022060eeb8eba32121940ade593e8ae9b608d3576643038bd3ce86c68cabe620772000760007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c00000170b34b7e4f000004030047304502203720903b77d5d3eab057b49bb35c20c5f557dfa8c807b26074bbcbbb238a0cf0022100e5ed59460628ffbbdd78db560abb5d1f03689df9b67f28d1a7c7da67d1e93883
 . . . . [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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