avoidingmistakes.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 04:03:17:59:8e:18:21:a0:10:34:de:e8:77:43:47:57:4b:39 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=avoidingmistakes.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 04:03:17:59:8e:18:21:a0:10:34:de:e8:77:43:47:57:4b:39Serial Number (int): 349501028068141310770489392276625390259001
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: 9c:15:06:8d:ae:40:7a:cc:55:54:97:c1:52:bb:f8:61:09:73:92:98
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): c9:3e:ab:70:98:83:21:73:ff:5f:50:08:b3:42:10:3a:9c:a3:42:fe
Fingerprint (sha256): e4:a1:48:07:4e:ee:60:e9:01:f9:38:e0:58:3b:49:1e:34:e5:16:65:f9:84:85:b4:1f:a8:66:68:e4:48:f8:36
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate avoidingmistakes.com
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for avoidingmistakes.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
avoidingmistakes.com
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Certificate
The complete raw certificate details for avoidingmistakes.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGYTCCBUmgAwIBAgISBAMXWY4YIaAQNN7od0NHV0s5MA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEwMTMwNjAwMTlaFw0y MDAxMTEwNjAwMTlaMB8xHTAbBgNVBAMTFGF2b2lkaW5nbWlzdGFrZXMuY29tMIIC IjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA8v9F/HxFiC21x8+ZpBxn/Uxk 2BlJH5pzCygTS+7dC/HXzcbgtMr3TSouHKYo+wDQSCllRDrTJQAqqIl/FQ3Bpdqv OtIkBO28lYBSAN7QX0rozKN2KcImYmH5ts43PufwIAilB4BGo5Euw5Duhb6lvRRL phN8R9ca1rGbGwjGrYyOQYIEF2kgf6DcNcm9MfTuSlLecdLCqxxrNNKV91vwayLn G9ThULfpjfYvVkf7i3LBcozKVAdvA0MxwDNQle8Rhj7VLqq/263n2n2tpmNL/TNm FU2FgW4mN3DN1Z7CyGbwxgKv7qbHLEF3MIDSyym1ZXUSYRyHjc+haiMQVZ7Cnqhf H4zaIM/HrDI9Gn3oqRdhV8rEAujn6MLZMDt77T3VVJK4b0l4JRwkrNCTxKIiQ6nr c1umW0qf6hR7e+iSAdM1qNTFv7iqSgQPajshXZMsgtBRtsN8gF0sBgUAC+F9hsfg 7o5UKWp0A/cefftBvhYc8qxm3Fp84vV4kH5Fzbd5ARll8211HqjcR2u44YRDT+8X yvVv9CM00oAIEEmD7lRGVEZC6bjQujXaqVo8zyx9vKQfPji+Nkmb1HpkAsAQezoN 2atGeBYgqOvX9XMB7rEq4zrnupKGJOeO1furNNs9nPwOdPE5kBdAWmVARTcqmeBn iyzw8CuShxxWIa6QngECAwEAAaOCAmowggJmMA4GA1UdDwEB/wQEAwIFoDAdBgNV HSUEFjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4E FgQUnBUGja5AesxVVJfBUrv4YQlzkpgwHwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3 pkVl7/Oo7KEwbwYIKwYBBQUHAQEEYzBhMC4GCCsGAQUFBzABhiJodHRwOi8vb2Nz cC5pbnQteDMubGV0c2VuY3J5cHQub3JnMC8GCCsGAQUFBzAChiNodHRwOi8vY2Vy dC5pbnQteDMubGV0c2VuY3J5cHQub3JnLzAfBgNVHREEGDAWghRhdm9pZGluZ21p c3Rha2VzLmNvbTBMBgNVHSAERTBDMAgGBmeBDAECATA3BgsrBgEEAYLfEwEBATAo MCYGCCsGAQUFBwIBFhpodHRwOi8vY3BzLmxldHNlbmNyeXB0Lm9yZzCCAQUGCisG AQQB1nkCBAIEgfYEgfMA8QB2ACk8UZZUyDlluqpQ/FgH1Ldvv1h6KXLcpMMM9OVF R/R4AAABbcPq+6gAAAQDAEcwRQIhAMc9uJ824DPU8DsVIBFkQpBPEs3+DVpcSEdn AQtZgZMRAiAaJYq2jBL74pJD9cQL5HLlMXe5LsdZYfnSHy7TR3BZJgB3AG9Tdqwx 8DEZ2JkApFEV/3cVHBHZAsEAKQaNsgiaN9kTAAABbcPq+9sAAAQDAEgwRgIhAN9p TJQmPiww3MHrootVvOzlXOND1C1CO30QgIWDUhzaAiEA1sUOzsyTJdFLq5obTBJr sdTW8GvAe9Ze/KUTISZqbL8wDQYJKoZIhvcNAQELBQADggEBAAQMdkbdLA4vEjX4 qk9H0Nucv+SCVoApi8bohLp38OVfzF/pcFR3j71fUPTPkcguS7+ONTPGvU/sxDr/ vqC945c5zZgYvEEKwC15RuTfoZDY9yPzn4AZVEd4BCzAEkclcJKGFRlk/BHHa0fR voC+vBFrtFFtBNvF++iqlqdp8LHAmTTIJSaC9Ervht792bIHj3ZNtx6POf/CrCmF Rs3j65AlJCHKP0B5JGdx9+0gQ3spB+WdCHMutBkOlgg9j6l3h25khNhvTSM30/uv IMHdBQhCJbS5oTtgXd4tusfUKdXDkPC8eJNdQzlIEbzatozNvixwoAl2Wqrl+hBY yFJg6IE= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA8v9F/HxFiC21x8+ZpBxn /Uxk2BlJH5pzCygTS+7dC/HXzcbgtMr3TSouHKYo+wDQSCllRDrTJQAqqIl/FQ3B pdqvOtIkBO28lYBSAN7QX0rozKN2KcImYmH5ts43PufwIAilB4BGo5Euw5Duhb6l vRRLphN8R9ca1rGbGwjGrYyOQYIEF2kgf6DcNcm9MfTuSlLecdLCqxxrNNKV91vw ayLnG9ThULfpjfYvVkf7i3LBcozKVAdvA0MxwDNQle8Rhj7VLqq/263n2n2tpmNL /TNmFU2FgW4mN3DN1Z7CyGbwxgKv7qbHLEF3MIDSyym1ZXUSYRyHjc+haiMQVZ7C nqhfH4zaIM/HrDI9Gn3oqRdhV8rEAujn6MLZMDt77T3VVJK4b0l4JRwkrNCTxKIi Q6nrc1umW0qf6hR7e+iSAdM1qNTFv7iqSgQPajshXZMsgtBRtsN8gF0sBgUAC+F9 hsfg7o5UKWp0A/cefftBvhYc8qxm3Fp84vV4kH5Fzbd5ARll8211HqjcR2u44YRD T+8XyvVv9CM00oAIEEmD7lRGVEZC6bjQujXaqVo8zyx9vKQfPji+Nkmb1HpkAsAQ ezoN2atGeBYgqOvX9XMB7rEq4zrnupKGJOeO1furNNs9nPwOdPE5kBdAWmVARTcq meBniyzw8CuShxxWIa6QngECAwEAAQ== -----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 349501028068141310770489392276625390259001 . . . . . . . . [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 2019-10-13 06:00:19 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-11 06:00:19 +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 'avoidingmistakes.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 991341929094608485782050948358898753212021781373310396227021220113614269133946287500038632358130498316644583009274438577204870373694107922812296987128920773960570439479284887722280780618562676201670626062429041899923349981125791577627306274821253484619555947168974005890433444189773316746696107043802694849831933652050390229241628172376290818113105597885734775754570361138838030273062573177347033958863737030783445749547575380858771901339156814230523336198556770041053067032438716396818693133659299590100781835681057441140806766978377319194932300648030161995031183744870527978070082419264458174497933505415772931829133958010826718042423150929611365918802613070722183853664285102049315487891818823562604323160025876939122695963026459380367787862389644232461509911524275815421806885157125168162821936523477611054344318546546419830419405237953016292235554095133202017277738558761427548989720793427751252980864135236970919710515090664739973486935498095200847296547671778385049071357072297736410875203384014957826362873239292269414096947670671037288636855339578096633743795273478057168916405174638377666531619115970899774718938800884051389280213099873382278210496725330617724770998936160250641540986390484062764189707198592596637987675649 . . . . . . . . . . . . . . . . . . . . [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) 9c15068dae407acc555497c152bbf86109739298 . . . . . . . . . . . . . . . . [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 (24 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'avoidingmistakes.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) 00f1007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016dc3eafba80000040300473045022100c73db89f36e033d4f03b1520116442904f12cdfe0d5a5c484767010b5981931102201a258ab68c12fbe29243f5c40be472e53177b92ec75961f9d21f2ed3477059260077006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016dc3eafbdb0000040300483046022100df694c94263e2c30dcc1eba28b55bcece55ce343d42d423b7d10808583521cda022100d6c50ececc9325d14bab9a1b4c126bb1d4d6f06bc07bd65efca51321266a6cbf . . . . [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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