www.perfecttype.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:b3:9a:56:16:44:ea:3f:c4:ed:a1:f8:29:ee:4e:ad:f0:ff 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.perfecttype.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:b3:9a:56:16:44:ea:3f:c4:ed:a1:f8:29:ee:4e:ad:f0:ffSerial Number (int): 322452549574682458855317928011229559648511
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: ed:a9:95:66:e8:04:4b:fe:4b:5a:5c:01:4f:f0:c7:e1:e6:ee:d5:0b
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 99:c3:5b:a9:fe:74:dd:95:cf:2c:75:23:81:14:32:65:2a:42:04:18
Fingerprint (sha256): 42:55:a2:9c:65:c9:b6:10:7e:da:99:55:c7:09:b2:ed:bc:6e:ee:62:f3:49:90:49:58:34:cf:0a:59:e1:59:4c
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate www.perfecttype.com
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for www.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
www.perfecttype.com
Other certificates including the domain name perfecttype.com
(limited to 100 certificates)
Certificate
The complete raw certificate details for www.perfecttype.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGXjCCBUagAwIBAgISA7OaVhZE6j/E7aH4Ke5OrfD/MA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEyMTIwMDEwMTBaFw0y MDAzMTEwMDEwMTBaMB4xHDAaBgNVBAMTE3d3dy5wZXJmZWN0dHlwZS5jb20wggIi MA0GCSqGSIb3DQEBAQUAA4ICDwAwggIKAoICAQDTYxmdlpFDmdHJdBJp6CEB1Hhb SxB67Zw9ED5aQ03sMvR+j1frzOfI/KNXyhvVv/3D1xNnIZHmHTR4GmelVi6QUmNF PKLk5uXH0uyJjeHs8p5fZ5HU/l73o6keKuekROycnO3XqLqgLzu8BWPefunAETaq k9cXs6jhGgUrAUA21WfJpGb99i2maRNfwcwg+Qfl98BqHGj/sf8x1w4WMpGLjOF9 ruPHkUj21LUhB3hiWKRosk5H4d4Ma6bhb5R+dUfjCeIbVkNPfb9mcStrjEODano4 h0UgtWrnwpHOnebwK8bHH2wPvVWcxpYbF1MHzN1Et3W5y27OfC9sTFn7WJOjQRNl wqxv6HXnwtKE1RsY4e5suTMU/xsHBfFkF3t0HQ5cs+AtU7UbySUvj7OcVuFpJAnr WvP1WEs318K771owZEYzIbTf/RWemKxpfq9zLUStzHp5WLu0aCo3NeouvF76HP9E aLa92kR7KHTnFMSdVSLJCcUmeNbxsRmtpJkvyMwGnWdpzVaIVTDRYwlTmo9UtO3v CoVzuZYrpWNOwiPNXxW5H7Z7Y/VQKzVOYVhgp5xquOZ6VuopOqYHPLcdaZM+F0DX is6fF4p5FSL48kP5BvYtSAAmGKMsoXF3sX7VdHQFk+BhCUBwMm9Zs2dQ62PNLlL6 L6/fNPiM7iG6j5qlOwIDAQABo4ICaDCCAmQwDgYDVR0PAQH/BAQDAgWgMB0GA1Ud JQQWMBQGCCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQW BBTtqZVm6ARL/ktaXAFP8Mfh5u7VCzAfBgNVHSMEGDAWgBSoSmpjBH3duubRObem RWXv86jsoTBvBggrBgEFBQcBAQRjMGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3Nw LmludC14My5sZXRzZW5jcnlwdC5vcmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0 LmludC14My5sZXRzZW5jcnlwdC5vcmcvMB4GA1UdEQQXMBWCE3d3dy5wZXJmZWN0 dHlwZS5jb20wTAYDVR0gBEUwQzAIBgZngQwBAgEwNwYLKwYBBAGC3xMBAQEwKDAm BggrBgEFBQcCARYaaHR0cDovL2Nwcy5sZXRzZW5jcnlwdC5vcmcwggEEBgorBgEE AdZ5AgQCBIH1BIHyAPAAdQCyHgXMi6LNiiBOh2b5K7mKJSBna9r6cOeySVMt74uQ XgAAAW73p/ZkAAAEAwBGMEQCIFpHIWqQh0CuYJljm/aUy359DKxzPn78wKrdMZ04 KYAdAiB569O7Vb2hT0rN4OloY47e+rIhX6l7FYRIbK+oPEx49QB3APCVpFnyANGC QBAtL5OIjq1L/h1H45nh0DSmsKiqjrJzAAABbven9m8AAAQDAEgwRgIhALNGNqTv CJeSLSNayWrMosU2F73XyjDCRFUoAFc4VHM8AiEA7YK6td4oPUGhF7+dMGwtwf6c JANBm0yhk1qvOF8Z2jYwDQYJKoZIhvcNAQELBQADggEBACOzqiiHF1cUcxiLbztE 5icvxin4987AzygbqE6uP7+cEgMx5RA256iqS/PaIIZ8tJHm1RUSnFN5hm5/htt0 X2T5fjxlW0sTh45Hkcrv0P1jqc7Z75zduAQrQB4LWj/1LzofiosjStbMeYBGpC3v vkhu5E2gDcB/rDr6wovZdfnmL8IeOYvw4TOjDtST8Vpe/K+Xv1ibeeihkWsY0wZS CiCVvQ4nwz35j4/7vLRtOKkcsUHRyURtulu1zX8JE5XSSD9Q+2RXDpYgDCgLPvqP fqHwHtgIklB5qAQizLMY2vjXrjTExx56Ca8UlH8coZsELBzQF26Gy1AB48svND9U YuE= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA02MZnZaRQ5nRyXQSaegh AdR4W0sQeu2cPRA+WkNN7DL0fo9X68znyPyjV8ob1b/9w9cTZyGR5h00eBpnpVYu kFJjRTyi5Oblx9LsiY3h7PKeX2eR1P5e96OpHirnpETsnJzt16i6oC87vAVj3n7p wBE2qpPXF7Oo4RoFKwFANtVnyaRm/fYtpmkTX8HMIPkH5ffAahxo/7H/MdcOFjKR i4zhfa7jx5FI9tS1IQd4YlikaLJOR+HeDGum4W+UfnVH4wniG1ZDT32/ZnEra4xD g2p6OIdFILVq58KRzp3m8CvGxx9sD71VnMaWGxdTB8zdRLd1uctuznwvbExZ+1iT o0ETZcKsb+h158LShNUbGOHubLkzFP8bBwXxZBd7dB0OXLPgLVO1G8klL4+znFbh aSQJ61rz9VhLN9fCu+9aMGRGMyG03/0VnpisaX6vcy1Ercx6eVi7tGgqNzXqLrxe +hz/RGi2vdpEeyh05xTEnVUiyQnFJnjW8bEZraSZL8jMBp1nac1WiFUw0WMJU5qP VLTt7wqFc7mWK6VjTsIjzV8VuR+2e2P1UCs1TmFYYKecarjmelbqKTqmBzy3HWmT PhdA14rOnxeKeRUi+PJD+Qb2LUgAJhijLKFxd7F+1XR0BZPgYQlAcDJvWbNnUOtj zS5S+i+v3zT4jO4huo+apTsCAwEAAQ== -----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 322452549574682458855317928011229559648511 . . . . . . . . [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 2019-12-12 00:10:10 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-11 00:10:10 +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.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 862384167787422935169656049669607014541430228345677386859048326571821885394961484258548161064861938305365249698544679096950023255860719966139674769631079568562836443139460737243636478019643994414040114300627838703179499938251958675627649459738802585670367403049870492440392308843587052945292047711077605894311468206834988005988419141337431466694968825378415280142464023597303582307849622007942654315574612707938607459300254892707174581718819238733533859690273921754355717085272109853576279724358105783983752128945630324736772020387382837041316411396076091117006612663035441869355769882445575566061391048819322034548684744584296367146583380224287907769943081842546504267818218888978792795576018560287797181271563965797129974975008010226371897961247072812035237410466032219854616399430097782711093196738153709536134587098550706914883808113689640346859362033534595413696649679009647211264097362443216914907386197893352314633454729097057624278076847659573774799334483474595260377177739111230547587934917777928122230713177586953574930586317326866280669294678019900824999215096059616019574571573165675212850812827807972668716457749498565874751533936234607506678581829096896726521779843021684553014139874392418408877857211969234010524788027 . . . . . . . . . . . . . . . . . . . . [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) eda99566e8044bfe4b5a5c014ff0c7e1e6eed50b . . . . . . . . . . . . . . . . [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 (23 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.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 (245 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes) 00f0007500b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016ef7a7f664000004030046304402205a47216a908740ae6099639bf694cb7e7d0cac733e7efcc0aadd319d3829801d022079ebd3bb55bda14f4acde0e968638edefab2215fa97b1584486cafa83c4c78f5007700f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016ef7a7f66f0000040300483046022100b34636a4ef0897922d235ac96acca2c53617bdd7ca30c244552800573854733c022100ed82bab5de283d41a117bf9d306c2dc1fe9c2403419b4ca1935aaf385f19da36 . . . . [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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