lync.lafchicago.org

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:b0:cf:0b:38:70:46:7c:f7:ea:b5:a0:5e:f2:3d:f2:3c:5d 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=lync.lafchicago.org

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:b0:cf:0b:38:70:46:7c:f7:ea:b5:a0:5e:f2:3d:f2:3c:5d
Serial Number (int): 321501762828469138012555054179840292961373
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 20:5e:a7:21:58:fe:d8:2a:5d:98:fb:5b:a4:cb:16:ce:a5:ee:d2:70
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): ad:60:78:6e:34:ed:b8:2e:3c:4d:8c:d3:0f:a1:8b:ce:eb:9d:f4:b3
Fingerprint (sha256): dd:95:e9:cc:12:a8:5b:98:eb:32:59:ce:83:94:4d:e9:18:d4:60:7e:d4:83:54:be:b5:0e:d0:b3:18:01:52:7f

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 lync.lafchicago.org

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for lync.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

lync.lafchicago.org

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(limited to 100 certificates)
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officewebapps.ad.lafchicago.org
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uc-exp-e01.ad.lafchicago.org
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uc-exp-c01.ad.lafchicago.org
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officeonlineserver.lafchicago.org
file.lafchicago.org
file.lafchicago.org
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UC-UCCX-02.ad.lafchicago.org
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uc-exp-e01.ad.lafchicago.org
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file.lafchicago.org
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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
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UC-UCXN-01-ms.ad.lafchicago.org
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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
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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 lync.lafchicago.org in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvMatZs+0BcUPUWmkA5eS
ON+b5wJZ/OKmJkVC1G13fd/zX8zeOyjq6CHv5WyZuUHFSY3broROWM2IjTaKcy/6
5M9TSUHVNVll3mQEm4XBcnVx5wnkEZSVcnP8heS2MVDM7fGIk0VQPyhOGkCvTjYi
KkBdC3OD38O0SDcxlKFnryHZga1tgNDBd419hTeaeYwqn9kWqT7E1h03vkh+s3SO
cAAHD+gmzxqGIahzNkX+N35oJVxNyA/bYnNGLB+T0drHAan7KLu6UttNM8YUsiCN
tiKXgfHIc98598brOs4cPqBo4aUbdjuxuBG+3Rj/eSaanRPNwE8unUHzHHZGAypB
ZwIDAQAB
-----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 321501762828469138012555054179840292961373
 . . . . . . . . [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 2016-12-05 15:29:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-03-05 15:29:00 +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 'lync.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 23830772786363166818553067013433346676064707557514972500662685812534464075396675923226878830591026994369946872773122109288042186350861388209206518689375979521164783117906656596688466689198805737732677893106280996748663400354528276063212136238957906556246475056124497926672105320321542241817851266574498617333105461445778198021422093539055412207658333539856525223145635920445044821736865675112800315186595145587937684773431902233960869284326458125606864194775097660209825394223421005635637355769127866726833877886845490634802262158306956227570795234073339345066527269502066394161331676870342304044963597147215097381223
 . . . . . . . . . . . . . . . . . . . . [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)
							205ea72158fed82a5d98fb5ba4cb16cea5eed270
 . . . . . . . . . . . . . . . . [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 (23 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'lync.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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