chriswritesthings.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:04:90:f5:26:50:f7:07:7f:d8:40:df:19:2c:da:5e:66:f7 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): 03:04:90:f5:26:50:f7:07:7f:d8:40:df:19:2c:da:5e:66:f7
Serial Number (int): 262890668984234132515733282304449268573943
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: de:8b:82:90:78:a0:52:3f:2d:d8:df:4b:58:a5:0a:1a:7f:41:d7:52
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 94:73:73:31:24:36:bb:1e:0e:30:3e:6b:57:1f:70:d0:73:6e:bc:c5
Fingerprint (sha256): 49:23:aa:da:d3:ad:56:9f:fd:34:0e:3d:f0:61:67:eb:e7:3d:86:95:1e:4f:65:c6:02:ac:c5:5d:bd:5c:9c:c8

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-----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=
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAxUUOEU8X59c1rzsN/pb2
pWOreKGsPcawbMOOW4GSrHWQlO4FVNQPBy177zJdu4suKYf8CPEpBFWPnXfEGrZo
I161dLE0qsM9kdEU0cuChOJECdj/YSnnNYgrBFQXoxKpAjcyon9VNLScdbRChL6T
9OhorbP0fE8l2IP6puPQLKVP2xhLAHX0tGtdUGrzAYLPwGTqfoZ93W5El73fFfib
Ob5x1VDFxeRx7nttKkKE0jbVTb3EyHqLlG5c7M8cS7ZDa5Px6P410ZXO1kEuYnXM
WM89JD9uvbKqfug3b9NG2PBvgbiiA/OeyvXlgo7mEIiQ0jQLVqSnZBULhZyI4KJw
PQIDAQAB
-----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 262890668984234132515733282304449268573943
 . . . . . . . . [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 2019-01-25 10:48:56 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-04-25 10:48:56 +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 24902998344099613473742085475088126161539383496646756023922020572838843672162558154986291533829442907146625194873880379106921683427036580318622391158750658805255070027353635177126452874611627033617395767465968698121314855230314888168099155561611677264210374252977538912134136488798870203350420595060418623768521862635897669176549930426722503272666791775946851535724446808472742667371622960733361153316300039666280988432872491602224587119099074316606586513021394651182246370780600603503928951285386869188894759839474490696411292597742402652545114214339450514673338501352648068194869834475139486856881160172365903196221
 . . . . . . . . . . . . . . . . . . . . [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)
							de8b829078a0523f2dd8df4b58a50a1a7f41d752
 . . . . . . . . . . . . . . . . [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)
							00f1007600747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc560000016884d76a35000004030047304502203e62944c1ec3b1f398afe53b3e3c1ca1b7da794fdad938a70483e66007ccbd99022100f724e3ed688258f9702a22a237d25c56fe86023dd5a2b77a7ab060ecd027283100770063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016884d76a400000040300483046022100abbfda4965e87cee45e068ad4f3005b750f59e2893d13f2dcd48cfdb9ae16d780221009653b34952edf530c3c8666b18279616b62a695f17181a6b865fc5c8f98605d3
 . . . . [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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