coloradoencyclopedia.org

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:e3:82:be:d8:a0:67:a9:f2:eb:2c:3d:9c:93:dd:fc:23:34 was issued on by Let's Encrypt.

With 2 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=coloradoencyclopedia.org

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:e3:82:be:d8:a0:67:a9:f2:eb:2c:3d:9c:93:dd:fc:23:34
Serial Number (int): 338754745655897994629453730696776887575348
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 99:d4:90:2e:0f:47:65:6d:0b:60:54:ba:49:63:28:f8:8d:bd:1d:3c
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 25:16:10:e0:41:d7:48:64:27:4d:3d:0d:00:5f:05:25:0b:56:e6:9d
Fingerprint (sha256): b6:b7:d9:39:23:61:8a:63:6c:23:6b:73:42:41:d0:63:25:dc:76:83:87:4a:cd:6f:66:d4:94:16:15:5f:75:1f

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 coloradoencyclopedia.org

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for coloradoencyclopedia.org

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

8 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

coloradoencyclopedia.colostate.edu
coloradoencyclopedia.org

Other certificates including the domain name coloradoencyclopedia.org

(limited to 100 certificates)

Certificate

The complete raw certificate details for coloradoencyclopedia.org in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----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 338754745655897994629453730696776887575348
 . . . . . . . . [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 2016-10-18 13:45:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-01-16 13:45:00 +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 'coloradoencyclopedia.org'
 . . . . . . . . [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 934217089784769429321512819297539059482529712562354287821536918592145817929129106148441418026501937060451396016121786424992294696465941552113280027217859384609830869930786877982443121347989447692449966755001460293829363363377977156440999122638774593739944668894785428681991098238048987392409463346952997949765579983144230961975353829604705394490267883076833393620617972271376604906037465400741298957350421306266325206101033320563997139744730860399772191795093670054497930202781543209741491062988778156020183079313545068540769861685778428005319624241710084054051563802753060577932822314907943332036837796928879198765242612729847823754029750073392514357045202938486197613407545562322794414683097805898650105205622551182915506826544054849042989573449673761480160308774552170347950985909106812951867101390164442751705093039647317128780973201576614083346770259382881443687813969620699686657996792191191401449383584002967893564933004286634485121358613046845294535575439387748457234010464231237818214362252055711212801249582175117551304399069718472647510501501951042653530301298985061393440024511756879844539324227279725245698558299692627280303118702988637472614757808032357094998158513623541538631112539094411852533814121214801642815290859
 . . . . . . . . . . . . . . . . . . . . [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)
							99d4902e0f47656d0b6054ba496328f88dbd1d3c
 . . . . . . . . . . . . . . . . [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 (100 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 (64 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'coloradoencyclopedia.colostate.edu'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'coloradoencyclopedia.org'
 . . . . . . . . . . . . . . . . [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 (246 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 1.3.6.1.5.5.7.2.2 (unotice)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String 'This Certificate may only be relied upon by Relying Parties and only in accordance with the Certificate Policy found at https://letsencrypt.org/repository/'
 . . . . [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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