www.collegi.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:cb:07:05:32:9a:7b:50:fb:22:e4:33:d4:b9:3d:b7:3f:e9 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): 04:cb:07:05:32:9a:7b:50:fb:22:e4:33:d4:b9:3d:b7:3f:e9
Serial Number (int): 417535795795806063520820556640582263848937
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: f6:5b:c6:29:41:70:31:a8:47:db:4f:ec:8c:f7:7f:1f:dd:9a:ca:af
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): fd:a2:d9:3e:07:ce:2b:8f:ec:c3:67:d1:c0:38:ff:a0:b8:00:ac:94
Fingerprint (sha256): 2a:ae:ee:85:cf:91:51:91:8b:66:6e:cb:fd:2f:a5:40:7c:64:64:b8:56:1c:65:fa:40:f8:28:3e:c9:2c:ea:90

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 417535795795806063520820556640582263848937
 . . . . . . . . [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 2020-03-30 07:18:35 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-06-28 07:18:35 +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 '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 773638152745312497936738302583682597581988589064777470688046592203801890850797575195597951400439963506182721769328352785437664618067587367101601730927756438189658554931385984264076332957986146090587248255208813830112340900518452066969554878307757628254187173309146163859874244525712467697827809932031049826512065887307141603460924799279719570165893727271579636452007953794118928535505973936201417014157956330138326591723249517461306426127334660469624749596255914210787700249510149274745036720078044127062733757231819773677665383287048034567923314948749719976994364414516545006396206194053234934128986288685494768055126762202444874358123985418979520037356164725368869171510033514322264234367748408910941819513376782382502154153760936296634515355389416812857713958516788602560967399229860153846207701998326656422276567216343860333040089428489754373811460828043195346035804051991026714209456899902180209851892570188123199216874701793341234505508542930210268182854134578165991096077499807704480854537559548858640344038691374046455007591790413989794722900898448271740349795088102652862093777095349300224072814313743482325412272642339793974224910110839400336789475791038992716560847840011860936344565509573028825316997268665105562127017371
 . . . . . . . . . . . . . . . . . . . . [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)
							f65bc629417031a847db4fec8cf77f1fdd9acaaf
 . . . . . . . . . . . . . . . . [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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f10076005ea773f9df56c0e7b536487dd049e0327a919a0c84a112128418759681714558000001712a855dc00000040300473045022100fb383813d071567cad153fb24b6966f88f2d32809bee2b8060103e09611dae8c02207d4881bbf7fcc7e9c514a3b6c4d337bbb07ca8e23d995f599de58ac73d83594c007700b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e000001712a855dba0000040300483046022100c718a94c291ca6c8595b223ea27f063647a94eb4925d0fa907f48bcb414f8e7602210093ff652b450f5151c35e9a6dd575ee73292e5b351b0e3e86c406ae3ba8203e17
 . . . . [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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