universitytrader.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:69:70:21:95:bc:98:f6:81:bd:8e:9e:e9:2f:13:fa:4b:49 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=universitytrader.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:69:70:21:95:bc:98:f6:81:bd:8e:9e:e9:2f:13:fa:4b:49
Serial Number (int): 297215554240324786057310046297917211953993
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 28:fe:07:bc:f8:a4:4d:4c:94:6b:00:52:05:3a:cd:20:8c:54:c7:aa
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 86:c3:6b:cd:04:47:a8:52:9a:a4:ca:a7:c3:b3:4a:75:61:7e:fe:4b
Fingerprint (sha256): 97:43:a5:79:f5:f0:f2:ed:b7:f4:a4:de:a1:d6:ca:cc:24:13:0e:d2:e4:2b:72:32:17:be:2e:c3:02:37:e8:1b

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 universitytrader.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for universitytrader.com

Public Key Algorithm

RSA

Key Size

4096

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

universitytrader.com

Other certificates including the domain name universitytrader.com

(limited to 100 certificates)

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----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-----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 297215554240324786057310046297917211953993
 . . . . . . . . [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 2019-10-30 17:15:43 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-28 17:15:43 +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 'universitytrader.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 (4208 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 846216685605287765530581644416374208263039016852292540741194426885495500528935219408795769102910762083946882905746734950861591663964188924963615560750153717898874178503565651290716084667383744792840073926855482448748980704372036833934158230879144363682646675236457603596302912338382487143965596504342318713943262537537119870046585181723680739340827729679217072092108464105568746001393218306288774799904851537476108602809324999228132531365373638531506217579648651490005561220357024619894554021409886769689952114193227710855904745340744178934277716905161525208837457607181648333985263319113656261335572661523244602389442750046809698709681599440735608446925335342708806063484902327472709754349272242654501679869724941380491518149866639853347606554833288277957544533086147177853101533232004565165486674481606366768388825878407347609672684537695155319260268832873083056310013824156006173188314375539561862993040431797248286549241759786688315930583825428220225408148484522745758289391174384908260971410261294533284239339850192354839615634469638741270268253285315423026424313486887610547974386450481729592418539184158853714787323391051520422948636446696021702973019409230632918960478750837553858929006964353241403549439670103353297929052637
 . . . . . . . . . . . . . . . . . . . . [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)
							28fe07bcf8a44d4c946b0052053acd208c54c7aa
 . . . . . . . . . . . . . . . . [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 (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'universitytrader.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 (247 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
							00f2007700f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016e1de16ede0000040300483046022100fc7db4a43c4ca211fa2c32c827526c9d9c0bc3c1d131b528764588af726d786c022100fdb41a1f381bcaf56471bc5aeb2dd0997b750150106e8b41d25789b4c5a9232400770007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016e1de16f0a0000040300483046022100b10dfa1f19dcba7bccd3a23403ac2381e8f5ab8e54f026530c980ca01f8d726c022100f2d0aec7072957ef0c7cc3eb1d2e25a026ad775362dd9f68ee249648b3c678a1
 . . . . [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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