chriswritesthings.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:4a:14:c4:42:b0:db:9b:22:08:43:67:9a:78:bf:17:12:c2 was issued on by Let's Encrypt.

With 5 subject alternative names this certificate can be used to secure multiple fqdn's. 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=chriswritesthings.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:4a:14:c4:42:b0:db:9b:22:08:43:67:9a:78:bf:17:12:c2
Serial Number (int): 286545356550181312584721265201314243482306
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: c6:71:42:33:a5:07:0a:91:2c:6c:8b:da:3f:04:03:1f:9c:15:15:24
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 9b:fe:b8:52:fb:c7:e8:ba:ba:f1:1a:6f:c1:8a:a4:d0:87:ab:3c:a8
Fingerprint (sha256): 86:60:d3:ec:4f:05:b6:61:a4:e8:79:91:86:c1:9a:5d:fd:32:6a:f7:ed:55:a5:77:b5:c0:a2:cd:23:65:25:cb

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 chriswritesthings.com

5

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for chriswritesthings.com

Public Key Algorithm

RSA

Key Size

2048

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

chriswritesthings.com
chriswritesthings.helpfulhintsforliving.com
mail.chriswritesthings.com
www.chriswritesthings.com
www.chriswritesthings.helpfulhintsforliving.com

Other certificates including the domain name chriswritesthings.com

(limited to 100 certificates)
*.chriswritesthings.com
chriswritesthings.com
chriswritesthings.com
chriswritesthings.com
chriswritesthings.com
chriswritesthings.com
chriswritesthings.com
*.chriswritesthings.com
chriswritesthings.com
chriswritesthings.com
*.chriswritesthings.com
chriswritesthings.com
chriswritesthings.com

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIF+zCCBOOgAwIBAgISA0oUxEKw25siCENnmni/FxLCMA0GCSqGSIb3DQEBCwUA
MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD
ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTA5MjcwOTU2MzNaFw0x
OTEyMjYwOTU2MzNaMCAxHjAcBgNVBAMTFWNocmlzd3JpdGVzdGhpbmdzLmNvbTCC
ASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBALIUev2UXlx3FUBEWY0vQP9Q
Rjib4zPuMrPBkSyg22wFNUZX/shZOF/+4vL2+06TRSxlntoslL3dZVGfZvG6GJLL
K41+VgVZ+p64eYoqPBr/p4WD1x652xdmbdWO8r/km+F/zrAZ8MCbftjTar9zDcnh
ANxGP3FKVH6h+wCJcSWoXL/n7JwKRycG23cJvg3qnoN0Q0gfAq9ceVnsrMar3bIK
YEMR5jqFDPxsYi3pHT1qIKDsgrKPgWpqVYBj78SoO6Q+PELTNLZGn2kWdti52IfP
XVhE5ZzRijVllF9LdfBu7U5WACGESHebsHr13t4A+5ue9t7w3oafsaf76WaNjiEC
AwEAAaOCAwMwggL/MA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUEFjAUBggrBgEFBQcD
AQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQUxnFCM6UHCpEsbIva
PwQDH5wVFSQwHwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3pkVl7/Oo7KEwbwYIKwYB
BQUHAQEEYzBhMC4GCCsGAQUFBzABhiJodHRwOi8vb2NzcC5pbnQteDMubGV0c2Vu
Y3J5cHQub3JnMC8GCCsGAQUFBzAChiNodHRwOi8vY2VydC5pbnQteDMubGV0c2Vu
Y3J5cHQub3JnLzCBtwYDVR0RBIGvMIGsghVjaHJpc3dyaXRlc3RoaW5ncy5jb22C
K2Nocmlzd3JpdGVzdGhpbmdzLmhlbHBmdWxoaW50c2ZvcmxpdmluZy5jb22CGm1h
aWwuY2hyaXN3cml0ZXN0aGluZ3MuY29tghl3d3cuY2hyaXN3cml0ZXN0aGluZ3Mu
Y29tgi93d3cuY2hyaXN3cml0ZXN0aGluZ3MuaGVscGZ1bGhpbnRzZm9ybGl2aW5n
LmNvbTBMBgNVHSAERTBDMAgGBmeBDAECATA3BgsrBgEEAYLfEwEBATAoMCYGCCsG
AQUFBwIBFhpodHRwOi8vY3BzLmxldHNlbmNyeXB0Lm9yZzCCAQUGCisGAQQB1nkC
BAIEgfYEgfMA8QB3AHR+2oMxrTMQkSGcziVPQnDCv/1eQiAIxjc1eeYQe8xWAAAB
bXJdgIkAAAQDAEgwRgIhALDpDwM9/Bhrd+9c6d+hmORm7+oQfCS/U3H3/Rcw2EN+
AiEAnxojKOBiGD2yCaSyh15+Ju3NDZOD22xmi5dat+FNffAAdgBj8tvN6DvMLM8L
coQnV2szpI1hd4+9daY4scdoVEvYjQAAAW1yXYCoAAAEAwBHMEUCIBFkxXSSulVe
iYUpAnVIq28yeLcBhUXFRX03Ee+stAImAiEA1ApEEjvtqBI0XpU6NblV41xGcVpW
Y5Ii0KkXQfe9QNcwDQYJKoZIhvcNAQELBQADggEBAHxKv0j47lKvI87V8wzEqg1v
QxJefKDpjc8djw/Og2k14zLfHmnhh21r364U9GTpd+z4Etknth/bjeHaN+fnzA5y
ZT2VZdeRwA5QL72jvWSEjfDflfi41mnhR3l+wF78O5xHLemPwrk2USvw9gxvEkgC
HITNZMZTvUSyagTAaglk4Zvv+dN/rBCrmzKn1lvRuZ1ajr825o61qJeawFPTIoAd
j8kMgj7Y4/dYeaxRA6MQUmwN8GQ+JH13PBzHNrQh8dCYP4obM1eXGegiSuK+rFvX
pWGf/9OW1vAhQyRY+bCPeOH8w1q5f1cfBjZwS6BU2AqhUdvtI/D+k6VNlg8FQg8=
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAshR6/ZReXHcVQERZjS9A
/1BGOJvjM+4ys8GRLKDbbAU1Rlf+yFk4X/7i8vb7TpNFLGWe2iyUvd1lUZ9m8boY
kssrjX5WBVn6nrh5iio8Gv+nhYPXHrnbF2Zt1Y7yv+Sb4X/OsBnwwJt+2NNqv3MN
yeEA3EY/cUpUfqH7AIlxJahcv+fsnApHJwbbdwm+Deqeg3RDSB8Cr1x5Weysxqvd
sgpgQxHmOoUM/GxiLekdPWogoOyCso+BampVgGPvxKg7pD48QtM0tkafaRZ22LnY
h89dWETlnNGKNWWUX0t18G7tTlYAIYRId5uwevXe3gD7m5723vDehp+xp/vpZo2O
IQIDAQAB
-----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 286545356550181312584721265201314243482306
 . . . . . . . . [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 2019-09-27 09:56:33 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-12-26 09:56:33 +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 'chriswritesthings.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 (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 22480517561292663006427956360270275802895593733217984294273790456525571770680090955788869975058185133279132130435859695203613199875522640906544507401778700370241873675567670073251552054394052502426628358304724910390750162939796164690719277395777604123346487192347084826710776720273706833832876377680792018137242437537482598163882521191078668764102231223298561843209877599152639977061731637398164078251680609832438317138997609621143627093459837398224068168397716636573925251191067561823053041072489890602416215029435163630642006661683919991855158141391676673065424943544426702972422899675093725089356220515905604259361
 . . . . . . . . . . . . . . . . . . . . [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)
							c6714233a5070a912c6c8bda3f04031f9c151524
 . . . . . . . . . . . . . . . . [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 (175 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'chriswritesthings.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'chriswritesthings.helpfulhintsforliving.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail.chriswritesthings.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.chriswritesthings.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.chriswritesthings.helpfulhintsforliving.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)
							00f1007700747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc560000016d725d80890000040300483046022100b0e90f033dfc186b77ef5ce9dfa198e466efea107c24bf5371f7fd1730d8437e0221009f1a2328e062183db209a4b2875e7e26edcd0d9383db6c668b975ab7e14d7df000760063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016d725d80a8000004030047304502201164c57492ba555e898529027548ab6f3278b7018545c5457d3711efacb40226022100d40a44123beda812345e953a35b955e35c46715a56639222d0a91741f7bd40d7
 . . . . [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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