lync.lafchicago.org

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:1c:e6:1d:ec:4e:a4:6d:1d:d0:c4:8e:06:07:ab:5c:9c:dd 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): 03:1c:e6:1d:ec:4e:a4:6d:1d:d0:c4:8e:06:07:ab:5c:9c:dd
Serial Number (int): 271170641877585795670846881528703595879645
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 47:87:58:c1:1d:dd:0e:5c:2a:d6:ad:b0:78:be:1c:76:49:99:84:c9
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): f4:80:0d:7b:43:69:3f:9c:5f:55:27:34:3a:65:ca:59:29:97:29:a7
Fingerprint (sha256): 37:f5:3a:3e:f4:ad:a4:6a:be:a9:26:a7:7e:57:53:18:85:56:1b:f1:74:43:87:ba:8a:e1:78:cc:b3:80:5a:d2

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

Other certificates including the domain name lafchicago.org

(limited to 100 certificates)
officeonlineserver.lafchicago.org
officewebapps.ad.lafchicago.org
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UC-CUCM-01-ms.ad.lafchicago.org
UC-UCXN-01-ms.ad.lafchicago.org
lafchicago.org
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uc-exp-e01.ad.lafchicago.org
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www.lafchicago.org
uc-exp-c01.ad.lafchicago.org
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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
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file.lafchicago.org
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UC-CUCM-01-ms.ad.lafchicago.org
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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 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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA5mFIHNziKBk9ofSGMmcP
+mjj/RcY1QLDo7Z8OGnVcpFNWp30OjqN5OplnN3flm3jZR4tCp0LsDSAzVsKt7y3
zQ8LQaqyKsnSWtaK/pB/pINoRd9VK1Q1ruPfC+AQ5dtz7y01G5cKTbgkx9RWmt/D
pv3VPiDjEbyy1xcikwXkmh5lc+7PKpQt4YkjJ3sk5RFRRwIY0WYpSJIyWdfyHwNJ
PXGqKj+e9XeBQYzk9BA4i29SOoTk6eUl9RxM5to1S+3LuzWtDOv2nalS/V0GQMoL
bUZC2Hj+F2y0hgsVTHhfqhHw/+AB5UTZo9IKogg+r7S/69i85s+4pA3dvCNUZ9qz
+QIDAQAB
-----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 271170641877585795670846881528703595879645
 . . . . . . . . [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 15:28:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-03-05 15:28:00 +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 29082781531653697765922461658323744256618727319572760654903097806414441463506242033460107658815770252526703369166426367193874266824615701430596043725777217212240138331018052204008600331201558553223495802780720112076137817037106739244733714111649147003340140248499699975483577812478543318279779401147397307460949403452838802726730694003930812983626758353964102773931426921324558228546430462977937995433244524711100946430400095927549649166357194676800045372719396645194364533247620805200359709385529987243071658608433163207537617962743347299437070571176972132312120070130027828735594692119793791592695372793348473140217
 . . . . . . . . . . . . . . . . . . . . [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)
							478758c11ddd0e5c2ad6adb078be1c76499984c9
 . . . . . . . . . . . . . . . . [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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