www.cuffia.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:7b:05:1c:cc:c4:1a:fe:4c:4c:71:be:16:2a:73:4a:10:7b 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=www.cuffia.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:7b:05:1c:cc:c4:1a:fe:4c:4c:71:be:16:2a:73:4a:10:7b
Serial Number (int): 303198384603995767535865008112513594298491
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 0f:59:0d:58:b5:c0:8e:97:97:50:4b:5c:e7:58:76:0e:7e:4c:05:6a
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 68:e2:d4:03:b4:d6:97:7b:f2:90:2d:11:1d:24:cb:26:9a:70:70:43
Fingerprint (sha256): 53:55:0a:07:b0:9e:96:81:0f:27:8a:44:7b:0d:fd:f4:c3:46:8e:a9:62:be:2f:d8:81:25:19:ad:84:80:fc:49

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 www.cuffia.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.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

www.cuffia.com

Other certificates including the domain name cuffia.com

(limited to 100 certificates)

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIGVTCCBT2gAwIBAgISA3sFHMzEGv5MTHG+FipzShB7MA0GCSqGSIb3DQEBCwUA
MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD
ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTA5MjgwNDI1NTdaFw0x
OTEyMjcwNDI1NTdaMBkxFzAVBgNVBAMTDnd3dy5jdWZmaWEuY29tMIICIjANBgkq
hkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAwzWpBg6bd8bU0GTO/cdP+Eiwtkl0GpXU
xKoZ4yKpBWLFuvrxWsqkgGNJwY4joyQKIJYvMP+7ANoNVuSxxQfKL7uy7JsZk8KL
BE5jOhi8vYFb/jJtQeiJK1KDQIcdnuAIcPXWuHBRUuqI1nWATXGTu4UM8+9X19X2
8JjyDmC//LBPFcfD+47wyvq5aL45KXlb6BIYCX6w3vNkpBH8sLeRm8U5tLVFezTB
glGUTorZ8Yz+EftO8Uozo4wJNGfmxed6ZerWA5MEbANZRsT+I+XS7KZ3HbOXeDzi
2f26lYkqVR4P65dMt7ru8zRrCK1V+kWJrVsBSDy0+Ukk+x2EtzVjcIQqsWhrqegZ
Wp6fpew5KHz9BWnDcne+Zz7XrDhyeTwVUDGx04b3bA+QJMmDJQn4f90H6b7pxG87
z7/sAEcJsv4OLzsjXIVyGcvTbmwAdqkWHiLoJy/nwImGSvhdmaDstpa4YQovZdmV
ji+W9MM9I4RCUnt4aULyHaCCDYMjKV3HP9J9Z+NGYjnlUwY9lUrdS/sUuJldSiJB
K1h/vx5zUi93oIM22Dd8a5sN500//o35EbsLET0tfvgcunQ7zJVetqMQBAN6qWEt
Mo7DcoOU11Eomp78G7IRQLRhsFzNwWyc8xy/byODvZXUnNveB+Y26CT+celv2OXL
M7df5X4tYfcCAwEAAaOCAmQwggJgMA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUEFjAU
BggrBgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQUD1kN
WLXAjpeXUEtc51h2Dn5MBWowHwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3pkVl7/Oo
7KEwbwYIKwYBBQUHAQEEYzBhMC4GCCsGAQUFBzABhiJodHRwOi8vb2NzcC5pbnQt
eDMubGV0c2VuY3J5cHQub3JnMC8GCCsGAQUFBzAChiNodHRwOi8vY2VydC5pbnQt
eDMubGV0c2VuY3J5cHQub3JnLzAZBgNVHREEEjAQgg53d3cuY3VmZmlhLmNvbTBM
BgNVHSAERTBDMAgGBmeBDAECATA3BgsrBgEEAYLfEwEBATAoMCYGCCsGAQUFBwIB
FhpodHRwOi8vY3BzLmxldHNlbmNyeXB0Lm9yZzCCAQUGCisGAQQB1nkCBAIEgfYE
gfMA8QB2AHR+2oMxrTMQkSGcziVPQnDCv/1eQiAIxjc1eeYQe8xWAAABbXZVL8oA
AAQDAEcwRQIhANfpdSd343OBkJzOJHRExJnLeGfSfJaqjtgw9hMUkJ3yAiBVqXtX
R3AIg/hIlyOYBex15Ox//ETJgQYSclsyc4JDHQB3AGPy283oO8wszwtyhCdXazOk
jWF3j711pjixx2hUS9iNAAABbXZVL+gAAAQDAEgwRgIhAPXkxf3kGU2HEz/D+yaD
tn4eGZ5Pi3GxmIhH1S9pEOilAiEAnpVy4I5vzxzq62bmVY7IHrUIdEDv4g8UewRF
RGoPG/8wDQYJKoZIhvcNAQELBQADggEBACgCpv4VE8O7rVznWK0ajYj0OMvmjTnB
xpOmtPNn/qGA1dabcA+AIfAvLAOMyVUqmF/F30mxneLG3doDL8mQEsiuOk8kTWS2
XcSKQ87qZxNe82IkF8tUPu85AIuPTh+uffxMWwNxOUIdTEUd4HGjB8NuSd/ongUH
MH7OuerkqwSTUnaiq5gPjHRXv1W6lfib2kDqQDuXt9G0iQgXNGwp3vafit7iuIux
45wDmn2KLeEvt5JLG1ltKFBFo/yqiiqOvGEZhEwQdXerDo9AglD2yv/nrrVV161S
rW1cShpPbbzF1ytEjm5pKWoEjUcjC1RQ9LHK41xQ0v5lrlDQg/7Ib7k=
-----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 303198384603995767535865008112513594298491
 . . . . . . . . [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 2019-09-28 04:25:57 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-12-27 04:25:57 +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 'www.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 796385728870131437978869322293264883070255299330858950584725789587568373132804231239334512904252641129707029136747151129343889538426358512558135474324991899859796544633617168058033638511601674067980217349499817562325622853741128303836382278052078278754166013564144845655613871978784645118390341816278710832564864944838304302699734011463116760606067914688832975482553886058849373087474804982630761810275122710250126135748477764078475220449055919501766165915455386398030654057862307449936515355074082975267762226447859179948037691605532653517912451518370677231730845981735086447275429980267803796981375510718096254511186089408093100918754341361540143452480291226052599527949542536097887185615251751324068632174211893195646553218478480438235914462342895812831859316102212023306829505506673798021265850159125629834123683121714291268168106073246443627870893073587934833671630146496805848188054311139831497302291941001697044648037839324100802673225457663566673449743660373136724126109421100309651148093317719639873931147162484924245750841053816566941975262234672103648058338605163636984607386623653880716146088949985514176642410760413546866555376726074038451359265818929295243735344757719897063597939814279154196411474807202107687682531831
 . . . . . . . . . . . . . . . . . . . . [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)
							0f590d58b5c08e9797504b5ce758760e7e4c056a
 . . . . . . . . . . . . . . . . [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 (18 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007600747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc560000016d76552fca0000040300473045022100d7e9752777e37381909cce247444c499cb7867d27c96aa8ed830f61314909df2022055a97b5747700883f84897239805ec75e4ec7ffc44c9810612725b327382431d00770063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016d76552fe80000040300483046022100f5e4c5fde4194d87133fc3fb2683b67e1e199e4f8b71b1988847d52f6910e8a50221009e9572e08e6fcf1ceaeb66e6558ec81eb5087440efe20f147b0445446a0f1bff
 . . . . [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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