www.cuffia.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:12:d4:5e:12:da:89:0e:75:6a:fe:e3:f8:41:d5:bc:bd:b7 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): 03:12:d4:5e:12:da:89:0e:75:6a:fe:e3:f8:41:d5:bc:bd:b7
Serial Number (int): 267744225193266265940702422674699731123639
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 71:92:bc:fd:3e:d6:1c:e8:0e:ea:19:21:b5:14:a9:6d:97:a8:23:fe
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 34:c9:30:e2:c7:dd:e7:05:00:3c:8b:69:d3:ef:7d:5f:5f:39:83:8a
Fingerprint (sha256): d9:99:b5:3a:ca:59:48:6b:45:5e:80:b5:5b:53:3c:8f:dc:27:5b:7d:60:e7:65:17:d3:64:b5:33:59:fa:39:93

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-----
MIIGUzCCBTugAwIBAgISAxLUXhLaiQ51av7j+EHVvL23MA0GCSqGSIb3DQEBCwUA
MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD
ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTExMjkxMjM1NDhaFw0y
MDAyMjcxMjM1NDhaMBkxFzAVBgNVBAMTDnd3dy5jdWZmaWEuY29tMIICIjANBgkq
hkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAxE+vRrX6thF3td26sbI4Nod+6bxa6kZY
M+76/2b9Cl9Ke7DrQXTGR0F3WhO4nb6w4yVseDOByOleM0AbBdZs8BNiSM9LBSK5
VRGmpse2d+1U5ZXBPWYbFVYVZAcugqZ6ZqfgK64bGG0WfhufsXJYS7AMS8F1RmXb
MoNjXEwV9e1SgEyVjZenO0awJC5NY1pbVGBCdi0NLSeTS4gXC1wS1jGk8zAHtfx/
Txogd6HHZWZ/y5eFdd0pl+8vke1rXsmyURlHijMmrd7Z9khJ7MT8ffj0S6X/xPvO
TKlcXuZ8biU7ttYQxUODhXXZgqT5KLk40OsGzrAzHM6Eo8p8EgH8MOmhqjqWcpwc
wVDOhjOY5eYn2cJgJ8L0KetNt76u0eU3lZNm2OyDkI76eA+wdq1i52/qbYWlDDGt
9PQwTH9R6QNu9jJqI8NCxOFzRbiKw+4mAtIMCmMKlf9XMYFiNef4LZOFTm6KOZt/
CoR/LPNBzEBfdFQz/jhrVpUpPd9pXGl4AiSFD7qAIzj8XRc3YQbLcE7sG8o3GhJc
7y2ldAwz0BGROMPY/VBQD9E6SvvjDZYXLf3TppGTWhTaYH1gM9Yi8h7SQMTMHkfW
6qKs30WOBLGKreYeyFo/EJ5Gh43Htpnkq2UqOdvpjKggDb+mrM2ueCb1jHnwAPMX
6WZYTaxvvXsCAwEAAaOCAmIwggJeMA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUEFjAU
BggrBgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQUcZK8
/T7WHOgO6hkhtRSpbZeoI/4wHwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3pkVl7/Oo
7KEwbwYIKwYBBQUHAQEEYzBhMC4GCCsGAQUFBzABhiJodHRwOi8vb2NzcC5pbnQt
eDMubGV0c2VuY3J5cHQub3JnMC8GCCsGAQUFBzAChiNodHRwOi8vY2VydC5pbnQt
eDMubGV0c2VuY3J5cHQub3JnLzAZBgNVHREEEjAQgg53d3cuY3VmZmlhLmNvbTBM
BgNVHSAERTBDMAgGBmeBDAECATA3BgsrBgEEAYLfEwEBATAoMCYGCCsGAQUFBwIB
FhpodHRwOi8vY3BzLmxldHNlbmNyeXB0Lm9yZzCCAQMGCisGAQQB1nkCBAIEgfQE
gfEA7wB2ALIeBcyLos2KIE6HZvkruYolIGdr2vpw57JJUy3vi5BeAAABbrdf8TsA
AAQDAEcwRQIgRh6TXstADRuR5lhtWHiGjgyuMmiP4ITY3VsJXx+DJnUCIQC6HD5U
DRayhk9CdHXe0bFxx4E1wRAhgPKMKQt1EFla+gB1AG9Tdqwx8DEZ2JkApFEV/3cV
HBHZAsEAKQaNsgiaN9kTAAABbrdf8kEAAAQDAEYwRAIgA9tHV0Z/siSe7PeKMEIr
7UnIim1ZbqcxyXU1pMrch9sCIDp2bO4iG7e4es3xeN0xP7aSBl1qafdrA5cWDWUv
qlQNMA0GCSqGSIb3DQEBCwUAA4IBAQBOxevYc1E9E/5LCOu7eWsbAbwnl00TyfrQ
u4T33AtACRcqZ/ttf0Ytalr/mOui2A1sbY9+32U2M4caw7ljfxP8n/Td15h5k9tc
D5cSBOSaESYBAAxFYcPXYHpHJfZZnRv1575TGDJ7u5D2TA+AtpJTRFDnWj+V6pda
uUI3uDUJL1cBuDpKknmypkMim1s9TcKPT6FaM7FmCta+tRcTZQwP16xMCexnWu+G
o2IvedyY0BTFdbr0qmKK9EIuC9QS7Nr/qcm/SAg+AVNuIagqUzJbQz7hNhgEf/fv
FG8NzY+625NbnLSgB4ffngUIhl5Yn9qfkZunVKyh7UsCZO0qAPNz
-----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 267744225193266265940702422674699731123639
 . . . . . . . . [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 2019-11-29 12:35:48 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-02-27 12:35:48 +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 800880101012967674087461531612955820399140770769756218787055396139778342813333305446325228366553818993797380394688557379469218199850769849170781352159589165071209141270566027429061387909226915233675354161312972113189513779790651193225711667702910847366172057654758803034787942886434258185415777475694229453305907687318659928252891690012124848064820206971769005041464638115929229889423499228409382589036804193005181052061108758739774674157061555517465942127458191961443815762562702937983874235611151311686363732910732116236427497359471752579711047137775918019667637887811313939023627692735802353238192259167172787758497922064060201814813728812850825650915182118215685851248099666254785923538474794632475413049318345727263737283485216755556334673905195652962428040066340635973488098618858236840798841544740419080752999289966080068528801295929172888602074031090845173688157131070904173762842745193421706593397725097919897326219918388382485299304694439098675186698661338226265737964630770589952144803423638568007875242562318694741546466223274232943851634543899350096546388409182114550961356987371135965164197200648101557881684057137854064408980562320711473467849113527866927933934462576789321829278448714108542285334798021654791330971003
 . . . . . . . . . . . . . . . . . . . . [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)
							7192bcfd3ed61ce80eea1921b514a96d97a823fe
 . . . . . . . . . . . . . . . . [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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016eb75ff13b00000403004730450220461e935ecb400d1b91e6586d5878868e0cae32688fe084d8dd5b095f1f832675022100ba1c3e540d16b2864f427475ded1b171c78135c1102180f28c290b7510595afa0075006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016eb75ff2410000040300463044022003db4757467fb2249eecf78a30422bed49c88a6d596ea731c97535a4cadc87db02203a766cee221bb7b87acdf178dd313fb692065d6a69f76b0397160d652faa540d
 . . . . [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)
		004ec5ebd873513d13fe4b08ebbb796b1b01bc27974d13c9fad0bb84f7dc0b4009172a67fb6d7f462d6a5aff98eba2d80d6c6d8f7edf653633871ac3b9637f13fc9ff4ddd7987993db5c0f971204e49a112601000c4561c3d7607a4725f6599d1bf5e7be5318327bbb90f64c0f80b692534450e75a3f95ea975ab94237b835092f5701b83a4a9279b2a643229b5b3d4dc28f4fa15a33b1660ad6beb51713650c0fd7ac4c09ec675aef86a3622f79dc98d014c575baf4aa628af4422e0bd412ecdaffa9c9bf48083e01536e21a82a53325b433ee13618047ff7ef146f0dcd8fbadb935b9cb4a00787df9e0508865e589fda9f919ba754aca1ed4b0264ed2a00f373