perfecttype.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:52:6c:2b:e6:c3:69:e2:63:2a:a9:46:75:71:60:85:a8:0e 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=perfecttype.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:52:6c:2b:e6:c3:69:e2:63:2a:a9:46:75:71:60:85:a8:0e
Serial Number (int): 289383796455543851997463514388835133138958
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 91:82:8d:7e:52:27:5e:ac:fa:5e:57:17:4e:0e:7e:03:3d:e9:5b:d0
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): f5:da:30:d0:80:53:f1:5e:ad:fb:dd:2a:0d:1c:b0:87:88:f5:13:bb
Fingerprint (sha256): 58:c9:f6:ad:1b:e7:4c:07:2c:8a:2f:48:48:c1:1e:d4:71:e8:3d:3d:4c:a2:d8:a6:c8:17:18:97:a5:a9:32:28

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 perfecttype.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for perfecttype.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

perfecttype.com

Other certificates including the domain name perfecttype.com

(limited to 100 certificates)

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIGWDCCBUCgAwIBAgISA1JsK+bDaeJjKqlGdXFghagOMA0GCSqGSIb3DQEBCwUA
MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD
ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEwMTIxMTA3MTdaFw0y
MDAxMTAxMTA3MTdaMBoxGDAWBgNVBAMTD3BlcmZlY3R0eXBlLmNvbTCCAiIwDQYJ
KoZIhvcNAQEBBQADggIPADCCAgoCggIBAMVJw+A1jrcGrv8c/LwJAOVVk8Lp/Jwd
eScrv/awHZr9sruES5xTjz4Ri/ZJ+4AMjVhhAyZZ4e1DwjugCKv1/jNPwyg585Yf
frCLcUUkQbdacsthYyC+dqb1bjD3F5K/lo7Xb0DfpeFBNi5rfCfFkjcqFhNpm4pg
1lNFgXKzQUKmUC/tkoDz+eSkgCl9hpdmuTFH4Jco0Bx91iyoWNg5rNZVN7Mq00D9
UsKZT4dsDlDnfH+N6LxceUFbed5H1fHlvS7kEpWx5Fpo2AkrSygFUo7jZVqqpPEj
W8QDYXSRZV8U87CebcQW/23shwKS2dduGWC0tBvlLiTxiEa+4CXYDzC0+VFS35sP
l/aan0yaz3W02TViUV+45Eou/ztSLFhkXJCPfFHrRj76qjZWiKtbd/wE+a19ir5C
y2mAzWe7/GGyqUtXoex9xQgjD19yDtcHjorubopNE0ikWQugRW0Z2h9K9gotPq20
FlaRGJVbxjHORJ856TYqGSCJtKVi8wGIdGygeJlwaNfv41d3EOweCVGCUwY+gpn1
IgQtAeiTrsdn9z/744QEvi7MP4NGGijCAtDdThpEW2uMEDxvIYwzIxrRk6lIDh1U
JBBLUrjPLr7PjMbrk5YP08GmxCb0s3MlXPCc9G+XJWK6HDQ8u0RmcDFE0zRte7ul
KrnJDGb9FUG9AgMBAAGjggJmMIICYjAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYw
FAYIKwYBBQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFJGC
jX5SJ16s+l5XF04OfgM96VvQMB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/z
qOyhMG8GCCsGAQUFBwEBBGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50
LXgzLmxldHNlbmNyeXB0Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50
LXgzLmxldHNlbmNyeXB0Lm9yZy8wGgYDVR0RBBMwEYIPcGVyZmVjdHR5cGUuY29t
MEwGA1UdIARFMEMwCAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEBMCgwJgYIKwYBBQUH
AgEWGmh0dHA6Ly9jcHMubGV0c2VuY3J5cHQub3JnMIIBBgYKKwYBBAHWeQIEAgSB
9wSB9ADyAHcAKTxRllTIOWW6qlD8WAfUt2+/WHopctykwwz05UVH9HgAAAFtv92n
lwAABAMASDBGAiEAmcdYy/X4V4PJvtVCi2cnzC+kPfAGMDlfqvNu35QEMi0CIQDh
EqQtPBbhucyNzcjZE8w7FbaJwSp8/f+DsMFZEbpluwB3AG9Tdqwx8DEZ2JkApFEV
/3cVHBHZAsEAKQaNsgiaN9kTAAABbb/dp8sAAAQDAEgwRgIhAPikQFCQ3u1EebIi
O5nKcESp+ngchl/LOAnqu/aSp7NMAiEA6a84dlrwA15isuqlNRhx39h+TE8AE66N
H1MZgQ+XemcwDQYJKoZIhvcNAQELBQADggEBACxZxHN24YyUsMYTork0lTTEn9qb
Mb5t3KxJ4OnYLIMNLU1tyYnPS1oYCB1XRN6q/+mAvaDahSV2MU8RO3cZ1WWugG2U
zyS5qTMxC5LQxG22Z57iTpzyXuKVGu+SVtnCmZ5Q6xB3m2bgA08A421Mkl/2pV7g
nGpYvDHO+YDWXwZinIn9VNssCk0i1hR3pEcvrQD6uog2+h/h78dkSYF2P5fQNOJO
aZN+ePZi1/noP1tgQh60hHOKYu6g8yHTlvm8pWlEFa47MLODk7ew/st0HFV/RBz+
ykuAJ8+FU5EXWH23YhkAUN40AAdytdH/gE5zto5ziRYmiTA2UyIrDKBrO4g=
-----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 289383796455543851997463514388835133138958
 . . . . . . . . [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 11:07:17 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-10 11:07:17 +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 'perfecttype.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 804865410757248945261151356508359636882518092844609394058925692689809625616775357731775809340726250265659757159881926082356959013246827511547728617535399704827531180394040121842765083522983706714764855409181841276744019970088641547749852724739566592196013010186561727081959735180519248157488176620942304413785388577821035066857846766703518521932507145277431929884502630594878696077756706744109993427506005238617275658643714895981077459438253938038763951926616206513156023568334247712334849770983128383406480995868341052801108850005954475863934472138428208394286858461267877638000514524017744335020394600871864489807091849150360640042050293906541714769347932146655664600746071905453746815695764529027672346652082582895306788622235696691773802267913047647986937997962337583964284155411106460367977497581245729455182680870165501774145225267034763859141620486955534143771355254444278915220475553319334609208029137785687909475686241602285275342118873507844709136092977852830472589662850363320065882393176979078296257861584136249421633162720909569111403944199032059357041315526328086092833146401159805798193604817768467754899168858069164529093002361436517669372833588112487189503481998267626464788013928677572870054234564174938103830888893
 . . . . . . . . . . . . . . . . . . . . [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)
							91828d7e52275eacfa5e57174e0e7e033de95bd0
 . . . . . . . . . . . . . . . . [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 (19 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'perfecttype.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 (247 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
							00f2007700293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016dbfdda797000004030048304602210099c758cbf5f85783c9bed5428b6727cc2fa43df00630395faaf36edf9404322d022100e112a42d3c16e1b9cc8dcdc8d913cc3b15b689c12a7cfdff83b0c15911ba65bb0077006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016dbfdda7cb0000040300483046022100f8a4405090deed4479b2223b99ca7044a9fa781c865fcb3809eabbf692a7b34c022100e9af38765af0035e62b2eaa5351871dfd87e4c4f0013ae8d1f5319810f977a67
 . . . . [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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