www.collegi.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:e0:b1:7a:53:3a:99:bc:a1:c3:b0:09:60:4b:ce:03:40:f8 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=www.collegi.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:e0:b1:7a:53:3a:99:bc:a1:c3:b0:09:60:4b:ce:03:40:f8
Serial Number (int): 337796016489124436891525798868473396543736
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 8f:be:31:8e:92:75:dc:d8:a4:6d:bb:04:d5:45:30:f3:b6:22:ff:83
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): c6:3f:ca:65:8c:64:dc:73:ea:59:a7:5c:7f:90:44:2f:68:38:db:bd
Fingerprint (sha256): 89:4c:77:cd:28:4b:e9:f1:1f:00:4c:2f:2e:cb:cf:52:7c:68:82:1c:21:73:6e:6e:a0:cf:ad:a5:d6:c8:b5:33

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 www.collegi.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.collegi.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

www.collegi.com

Other certificates including the domain name collegi.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.collegi.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 337796016489124436891525798868473396543736
 . . . . . . . . [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 2019-05-25 09:35:18 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-08-23 09:35:18 +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 'www.collegi.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 959186465706412282793985815803612086913311818979376390499563002687122749261098121512589752064178511517826312028522909183400878161164614864017006787851630402067136914570922543804926076568602623166798284954789690286770060735417808565476692427482628235853257268857374621122990878616058680461430055519842576290487905635963039488779400424759620397522263149853893804226024948803813601349994456245957049441441916614299712687742799804112751013121668137249411049631348374835169471266058144465824935068483143866906517045456997641607354494099418416345563832744732412017516218292406550302638274915316985975401913927566876859718307778843697820086066014646469191503586792951325417573778575696424639202212649331070634740430247192480932615026142560875676164286782289972544328127436600122920031627844972172163475967424093408069598001588513474270687205830209480504963226809081217541112687086110949859065278458713824890325651579994048614899740510411599309025086254406773260622392158311791605260828562917975660367836471933002766668981307951963866691434103553874206560893669475795067243642189791035436572057495259759768692056305786689981620816740945455272554779493233445529481862451329314573216128488155134231189234319379101232165308020491498160463627137
 . . . . . . . . . . . . . . . . . . . . [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)
							8fbe318e9275dcd8a46dbb04d54530f3b622ff83
 . . . . . . . . . . . . . . . . [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 (19 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.collegi.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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007600747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc560000016aee8f1f3e0000040300473045022100ada0c8b05f6584813e5be57700ee0c97b740df4153a4af90c1106ef684e97b7e02204c3554a2435b7c6c1f6c886611342c27293da82f1b56186408140694ff38690400760063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016aee8f21510000040300473045022100d31470b93f3673ab8affb79b96dce4b8c0b05a69833e3303d31372e45ad9c7f602203089b08f4b67cf2050df55c75027a1ba20991e607952ed1d889a2b04c2e5f6fb
 . . . . [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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