lafchicago.org

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:ef:9a:66:20:7b:e1:9b:14:35:7c:b7:99:35:dc:86:0e:d4 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=lafchicago.org

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:ef:9a:66:20:7b:e1:9b:14:35:7c:b7:99:35:dc:86:0e:d4
Serial Number (int): 429981860805627719863341229495872670535380
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: be:78:90:93:aa:e0:ed:ef:25:80:03:61:cd:11:7c:59:40:52:c4:4a
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 07:b3:7d:63:02:f1:4f:03:e4:d4:9b:48:95:98:ef:fc:8a:06:a1:b5
Fingerprint (sha256): 93:4d:2c:26:75:05:65:1b:a2:00:92:20:8c:1b:6e:a7:dd:18:8f:bf:78:ca:be:08:2b:45:78:0c:fd:b9:21:4e

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 lafchicago.org

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for lafchicago.org

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

8 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

lafchicago.org
www.lafchicago.org

Other certificates including the domain name lafchicago.org

(limited to 100 certificates)
officeonlineserver.lafchicago.org
officewebapps.ad.lafchicago.org
lafchicago.org
lync.lafchicago.org
webremote.lafchicago.org
UC-CUCM-01-ms.ad.lafchicago.org
UC-UCXN-01-ms.ad.lafchicago.org
lafchicago.org
lafchicago.org
uc-exp-e01.ad.lafchicago.org
lync.lafchicago.org
www.lafchicago.org
uc-exp-c01.ad.lafchicago.org
lafchicago.org
officeonlineserver.lafchicago.org
file.lafchicago.org
file.lafchicago.org
lync.lafchicago.org
UC-UCCX-02.ad.lafchicago.org
lafchicago.org
mail.lafchicago.org
uc-exp-e01.ad.lafchicago.org
lafchicago.org
file.lafchicago.org
file.lafchicago.org
UC-CUCM-01-ms.ad.lafchicago.org
lafchicago.org
lafchicago.org
lafchicago.org
lafchicago.org
file.lafchicago.org
www.lafchicago.org
mail.lafchicago.org
file.lafchicago.org
uc-exp-c01.ad.lafchicago.org
mail1.ad.lafchicago.org
mail.lafchicago.org
file.lafchicago.org
file.lafchicago.org
file.lafchicago.org
lafchicago.org
lafchicago.org
mail.lafchicago.org
mail1.ad.lafchicago.org
lafchicago.org
mail.lafchicago.org
lafchicago.org
lync.lafchicago.org
mail.lafchicago.org
mail1.lafchicago.org
mail.lafchicago.org
mail.lafchicago.org
lafchicago.org
officeonlineserver.lafchicago.org
mail.lafchicago.org
lafchicago.org
mail.lafchicago.org
lync.ad.lafchicago.org
UC-UCXN-01-ms.ad.lafchicago.org
lafchicago.org
lafchicago.org
file.lafchicago.org
lafchicago.org
UC-UCCX-01.ad.lafchicago.org
file.lafchicago.org
lafchicago.org
mail1.lafchicago.org
mail.lafchicago.org
lync.lafchicago.org
lafchicago.org
mail1.ad.lafchicago.org
lafpoint.lafchicago.org
lync.ad.lafchicago.org
mail2.lafchicago.org
mail.lafchicago.org
UC-UCCX-01.ad.lafchicago.org
file.lafchicago.org
lync.lafchicago.org
lafchicago.org
lync.ad.lafchicago.org
mail.lafchicago.org
lafchicago.org
UC-UCCX-02.ad.lafchicago.org
lafchicago.org
mail.lafchicago.org
lafchicago.org
lync.lafchicago.org
officeonlineserver.ad.lafchicago.org
www.lafchicago.org

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAw2eKE7yhxQIM1/WrgS3i
6rW0+CxN7/fINEAWlGuw7dUcKz02bN74WojmFvXwRa2lHf1EDHSRf4OR60EUj1MH
v9P6ulvqSZn1KGdfe+53IE3H0RQ9+BrPmJR7TUJUl9dKqstrHNUe+1M4o1ydsHKO
wXqX89NwIFv1o80reLSeRzgOSB74s8ZX0K8Skm1dIzz058R7dLWGyaXtvxxs3+R9
ZvMp+GYwLuDrFG8ogaSKDd5RivFD2W6X0c7eSqZG6wncBhb9FL5MUyzJHyHEB88E
AZbXOBThHP7An781d3Ha25h/DrQJUay/FL7c6iaiVJ/DMYkppPvxHD50rop7DHH1
6QIDAQAB
-----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 429981860805627719863341229495872670535380
 . . . . . . . . [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 2018-01-24 11:53:40 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-04-24 11:53:40 +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 'lafchicago.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 (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 24667526631528870507422931168586403322331578498053242804791605216763101931868661085677126698248772716960913897864732905133095022705180588156459930418665133630661568615437281687003752674862802838840673055830228688188488030735081541446621219192374448466598683996010553703888466997212186625640359747065128909329681317739852746870922047702514882800658752584167498193793554107241535854566624956214107318084903513846231820275970625926595367607316303088343522005919194426909583215520890379043214163025090468038590621582235636001538617136199936392830873762603070950492631552848593751419435214577107018384215251567826600850921
 . . . . . . . . . . . . . . . . . . . . [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)
							be789093aae0edef25800361cd117c594052c44a
 . . . . . . . . . . . . . . . . [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 (38 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'lafchicago.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.lafchicago.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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