lync.lafchicago.org

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:6c:f7:8e:6f:b2:06:5e:12:1b:6a:27:0e:f4:e6:8d:d4:37 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): 03:6c:f7:8e:6f:b2:06:5e:12:1b:6a:27:0e:f4:e6:8d:d4:37
Serial Number (int): 298416412309306929727515396660528321254455
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: e3:4a:a0:e6:77:f5:6a:f7:14:83:e1:2a:b1:f7:ff:cf:da:5c:f3:a5
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 8d:5f:2c:5e:dc:88:5d:2e:d4:0b:05:4d:7a:6e:72:d8:57:5e:ae:e7
Fingerprint (sha256): eb:00:94:ec:56:d6:e4:7e:5a:f7:15:d4:fe:a7:24:7c:cb:e1:27:c1:ff:03:89:57:f8:6d:a5:19:04:5f:a1:57

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)
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
lafchicago.org
officeonlineserver.lafchicago.org
file.lafchicago.org
file.lafchicago.org
lync.lafchicago.org
UC-UCCX-02.ad.lafchicago.org
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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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA7JW8a6d3I7W33L1aR5T4
xh5CR67ghmb1b7Ryq6p91Hhx2F8UPcgaBXbRAPgaTMUJfbsomRVqMb+d2vEgLMzM
1cYII83kgdtVzmuqPwb2wqXTJF3SyB2oj5VZuWP73XjP/5Id32yd/vw+0yQUhnEH
Jed7hBCBW3OyGsGS9D1k7tVmwLEU5GIQ8KoE0aOhfLb3HubFmZW4WMTK5gi4mtV6
NQpXrHZU6F7FihX8vTGBLndRsD1B/geeKnhOEFXpm7/Nbe4qctRz3/OVgb8ZGByE
RWO9U2pTujAxr6C24kS0/m2BqtBRw57DcGUUX0VF7aj9PcbqK5Og8K3KrA/3Qyt8
2wIDAQAB
-----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 298416412309306929727515396660528321254455
 . . . . . . . . [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 14:26:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-03-05 14:26:00 +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 29866077554268347920113857895608553183854664374979764479700430719994897636951713643683684851247690553069203821863629719526820683698290989340645309596209648070268288405975270076328270191831954432340311669661109115235330076959330999236682776514892675551921501085365965372352376650030920608388165965954180722341483411046126908166652786513323361914670760693573231512937967612614232938755772854293716004242507807174239194227500791105942465667033744218995373329347929806761442494178287855051660228377503852711685871018314450519515288933819655814702469373672573998754832631909020501766565238027724805496411231278276761320667
 . . . . . . . . . . . . . . . . . . . . [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)
							e34aa0e677f56af71483e12ab1f7ffcfda5cf3a5
 . . . . . . . . . . . . . . . . [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)
		004bd1c37371703a9b50078a08c2abaefc36526f55937ac8de7a7edebf3ad58027fb8f4468f73bc6cc0caae9df166ca9aa3778b8644c9b721867039c1474dd19380c43facaf52517e193038f98534de8be314272028f0a8ea633e2c0958d9b732af9e1c6f1a64e13910475e7f8f4991d95f94a52ef756e6cb4a98cd6b7a458d82b1ef758a4fc92cc38ecf926eefc173e567b69e5eea604aeec558190aa2cc50c85bddaef6c6cbf1ce4662d47d7849f1cfb2da2ab223062434a798547186e86cc685ff528c16f1c192004e9d76048688b2db77a1bf69fae4af12921fd5750b60bba0c6ebb63608b40376b43289a446613770073d734e8f0d97e9683dc49eea91975