ferruccio.co

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:c0:6e:cf:d4:60:18:1b:87:7d:7c:49:dd:f9:fd:46:cb:df 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=ferruccio.co

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:c0:6e:cf:d4:60:18:1b:87:7d:7c:49:dd:f9:fd:46:cb:df
Serial Number (int): 326818366436571182876768770016318639754207
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 98:94:3e:df:19:c5:f8:13:71:4f:15:b9:b6:8a:2a:eb:93:61:52:ea
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 09:9e:be:bc:07:1d:64:2f:a6:cb:af:f2:33:e4:82:cf:b4:53:cc:93
Fingerprint (sha256): d3:4e:ac:60:7b:a9:8d:68:10:b2:b4:05:98:06:c4:2a:a6:de:65:15:47:19:bc:69:09:a8:e1:89:e9:70:13:77

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 ferruccio.co

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for ferruccio.co

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

ferruccio.co

Other certificates including the domain name ferruccio.co

(limited to 100 certificates)

Certificate

The complete raw certificate details for ferruccio.co in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIGTzCCBTegAwIBAgISA8Buz9RgGBuHfXxJ3fn9RsvfMA0GCSqGSIb3DQEBCwUA
MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD
ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTA1MjgxNzIyNDJaFw0x
OTA4MjYxNzIyNDJaMBcxFTATBgNVBAMTDGZlcnJ1Y2Npby5jbzCCAiIwDQYJKoZI
hvcNAQEBBQADggIPADCCAgoCggIBALpCWaGI+lgJx+p9ipdFWBi4ArrT/OZDrqU5
W3xpGyi4FbSpk2LIy/kQBgGHbUt//aClmMmK+jQInfRqeZCSeQgU8sPWagSDTVyS
DHxpeG/fXUp62ZfxR6I49WcEoqbukfQUWZFyCSJUlx6zW8OsfZVpQtoJl4eiMhAS
EtCeP7n9wEGutnSHE/iS4T5az6JSznUT0hCBqd6y6moLJaGyvNNmw4yZBTr0Ha/M
vxxPbkZ3NC3fyi72j7uhNpmRDXZ7uZGFx82GOGSH2hopOeQP1OUA9IPDqa4OGcsM
kbsj9+YZA0ghGPrTjpUPffM3RjpLIDvLOaIuD44dCzloGZGMFLIfKA6PK94eE6Pw
lFndHKfdmUYCHYyC1Gp2MAxAJD5aQmdtpux7S9fZFtoBdNExYPxtrmkCbCZbXSc2
rwaZIV/wlQu9CF5eAUeaDlJ44/PcRSd0dAKteM1gLnaSQUR9kRTaHgYCdhGZaRGf
skhEnUnYdnjYcC3l8734JmVhR5k7jAGOKWhQ+H7MvVlqUE1DBc5Sl0GPvc03j0W9
ObsEG2yMksVqn81wpOUJE77k7c90edto7xKe+DiLdPJJFOGhkRz5PyVsWz+lCiEA
gdJ89J1+oXDXhRobytXgRpFdefDUCmAGZpI1ff+NW1YiE0JMMSibLoVqZuY6Cx2V
BlvW8qS3AgMBAAGjggJgMIICXDAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYI
KwYBBQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFJiUPt8Z
xfgTcU8VubaKKuuTYVLqMB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/zqOyh
MG8GCCsGAQUFBwEBBGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50LXgz
LmxldHNlbmNyeXB0Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgz
LmxldHNlbmNyeXB0Lm9yZy8wFwYDVR0RBBAwDoIMZmVycnVjY2lvLmNvMEwGA1Ud
IARFMEMwCAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEBMCgwJgYIKwYBBQUHAgEWGmh0
dHA6Ly9jcHMubGV0c2VuY3J5cHQub3JnMIIBAwYKKwYBBAHWeQIEAgSB9ASB8QDv
AHYAb1N2rDHwMRnYmQCkURX/dxUcEdkCwQApBo2yCJo32RMAAAFq/64fmQAABAMA
RzBFAiEAvpoVNCJx6xSU5Vz4+8DX0SXFBJPFnoPqN0wCqErqVbgCIBpaXVsZDa26
F67VqBIhl0jeZjUsaFRdDLDwOT47o00IAHUAY/Lbzeg7zCzPC3KEJ1drM6SNYXeP
vXWmOLHHaFRL2I0AAAFq/64faAAABAMARjBEAiALI4rXDwIEELaaHwjOmq4129et
fls5pz/LfgUF9f4scAIgWGk6yH6WB0bW+a/i1d+gocPeU9Pu3vxI9ZG7beFjB8ow
DQYJKoZIhvcNAQELBQADggEBAB/kV4+doDV37VKeXjzRApmg7AVvkn/Ha7szY+4n
ThZbY5/zDDXAsPIKmxKm334QCaPLDL8KvZa+467C4g5IhP7pID013lf0LP+MFi/t
uojBGULqFTnYJ2XrHj2xh535uCspuwruTob22PQa018qNpvfuVuYGF4tEcKbttLD
XUjzHEzZFzPjB02QC8uswiPWgbLk2c3qzKn8CDAJjVgSMXIB0Q1UhcG6opH8o2RN
uJJvI52/l+tJeOOd8wXagPkB9d4vEQoTpSc3GyGAPEBom3bbA3Zc+dgMTA1KqJuk
Ju/tgnG3xNR2hMRwmWv+XxYtZsairO/kSrb4mz7OD3hSdwk=
-----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 326818366436571182876768770016318639754207
 . . . . . . . . [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 2019-05-28 17:22:42 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-08-26 17:22:42 +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 'ferruccio.co'
 . . . . . . . . [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 759871159455941422632873988711689360748184472430304694408026451959613467126085886176518569907902777488483348875605500135033625228540736732528268261373193048349151748782784444603475602022432550081130860048236274642931987386384651708412155783410260026758157756015726481213027871607060073548553710502739228398387169782075809328427224549872369760969042163064342295502582307384401150844262308284163122079631694734569061485205917019165209522636445771712155239894191476506524556600638488875827525111195510224106062331701215832650494965506254814535142856763140120619575154502460063016311690243580750625635387035108957052741506682140311784720646888757188409363198064178672952432049178354445371454872932146126864403998307526765184614055104971635894175902673272596997941809365508877232366415218064245555602143881401545971832204421933544171124405487593771993758384674912785131795891816901020633195348233215391812170614685481584720034449911278757532157480128125994155050503567024489590467071691274938032652662324570001259669577913047642574411223739480900561417607118004046250556186405654291443108826046007266288233084658197386799626625454845650385399204924419033228976869609227657951119299872535214168361331896141303672046789613337686946901828791
 . . . . . . . . . . . . . . . . . . . . [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)
							98943edf19c5f813714f15b9b68a2aeb936152ea
 . . . . . . . . . . . . . . . . [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 (16 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ferruccio.co'
 . . . . . . . . . . . . . . . . [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)
							00ef0076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016affae1f990000040300473045022100be9a15342271eb1494e55cf8fbc0d7d125c50493c59e83ea374c02a84aea55b802201a5a5d5b190dadba17aed5a812219748de66352c68545d0cb0f0393e3ba34d0800750063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016affae1f68000004030046304402200b238ad70f020410b69a1f08ce9aae35dbd7ad7e5b39a73fcb7e0505f5fe2c70022058693ac87e960746d6f9afe2d5dfa0a1c3de53d3eedefc48f591bb6de16307ca
 . . . . [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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