subboard.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:6c:92:9b:8b:5d:b4:3d:00:87:14:03:04:40:11:26:68:cc was issued on by Let's Encrypt.

With 3 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=subboard.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:6c:92:9b:8b:5d:b4:3d:00:87:14:03:04:40:11:26:68:cc
Serial Number (int): 298282228342818699679785897548508236769484
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 89:4e:d1:a5:41:20:1b:e1:ba:cb:13:2e:b2:1a:d3:e6:2a:0f:c0:b1
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 71:f9:d0:6d:27:81:94:fe:55:c4:51:0b:f2:81:2a:47:4a:44:df:9a
Fingerprint (sha256): ce:be:f4:68:49:51:33:a9:45:86:51:62:97:17:ca:46:2e:ac:7a:36:4b:87:fa:93:a8:64:f6:0a:4b:b6:e2:53

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 subboard.com

3

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for subboard.com

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

9 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

subboard.buffalo.edu
subboard.com
www.subboard.com

Other certificates including the domain name subboard.com

(limited to 100 certificates)
subboard.com
subboard.com
subboard.com
subboard.com
subboard.com
subboard.com
subboard.com
subboard.com
subboard.com
subboard.com
subboard.com
tickets.subboard.com
subboard.com
subboard.com
subboard.com
subboard.com
subboard.com
subboard.com
subboard.com
subboard.com
subboard.com
subboard.com
subboard.com
www.subboard.com
subboard.com
subboard.com
subboard.com
subboard.com
subboard.com

Certificate

The complete raw certificate details for subboard.com in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAgPnOpElosPsdDM360/no
ppS/PJskPAYTgDczwpcDDPsvA8DXpzuIS7uOelJ0DXiA6VHZog4pPQoHBZ7o1Kxs
n0ba1u9uAPml24hiI1ORiIZ5EakSHhpRx+V8GEndAc6e3rTnC7qMplFBUJnhqJrE
yX+xPeuWiKZGiXs4XxoyU4+5drB6j8iSmaeaxJqcFJVvj4Na79DxsX4AfvNkQSnF
82Gm03D8cp/LqdIx/Cmn3mBjQ+B2fi4rMvo1lu+za3sPJd75KaWyvDC1oOgh+DJp
bGyhNjxaH6c6DDzNq4m4JcXewCRpDwFadsNf5VWsDumaYknz2GK0c72G5yV5KaWo
jwIDAQAB
-----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 298282228342818699679785897548508236769484
 . . . . . . . . [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 2019-11-11 13:09:35 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-02-09 13:09:35 +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 'subboard.com'
 . . . . . . . . [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 16281687554323061844496100109261584912657478165325408894035300221482439489075229450082180681025814356597169568684416676255347808614519916389544983260019935461848564620405426372117864669609149389166551103932680091521168347537790566101762272452087942550519432815036106942188290490943284234096255040433421260519478846139648252657503616554499651610125559343160568746260484482637369247931816467613706728293918768902658326884848396980178694387544946337932091653367447990005449913209960483042452073019039879855272603920632605443717420056723830193802284551991818119584746694291726364172165902082188845733242461541356846557327
 . . . . . . . . . . . . . . . . . . . . [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)
							894ed1a541201be1bacb132eb21ad3e62a0fc0b1
 . . . . . . . . . . . . . . . . [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 (56 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'subboard.buffalo.edu'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'subboard.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.subboard.com'
 . . . . . . . . . . . . . . . . [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 (69 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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007500f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016e5acc65f2000004030046304402203d851d65e81300704a2f70c64db31bf920716f5c4aa6b203545e80b61288a3d202201c367c51aca4ef8b188a1481c4047df6040056196edacd987ec05d7d6fdd9f62007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016e5acc65e60000040300473045022100e8a5d834f8ae92aa6968a2e9ed4a6da3155ce70bb45800ea85f1d6fdb25367e902204bac6a81fa40a19aa679475ec4f8007cb565b111232bed679ae0f7049d47f956
 . . . . [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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