collegi.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:a7:fc:48:0e:b1:33:36:b2:06:b1:6b:8f:9a:4b:80:30:d1 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=collegi.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:a7:fc:48:0e:b1:33:36:b2:06:b1:6b:8f:9a:4b:80:30:d1
Serial Number (int): 318499352669382045720164291886528004632785
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: fa:31:82:a6:a1:e0:56:80:27:58:cc:d0:74:b2:b3:f9:f1:59:0c:e9
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 13:68:c3:a4:eb:69:0d:85:9e:8f:7f:1f:98:47:6a:fe:25:43:ed:85
Fingerprint (sha256): ba:11:2a:e0:b0:4f:6e:8e:49:1c:63:5c:b1:37:8b:b8:ab:35:2a:0f:49:51:9c:95:0d:9a:9f:b9:eb:1b:79:16

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 collegi.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for 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

collegi.com

Other certificates including the domain name collegi.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for 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 318499352669382045720164291886528004632785
 . . . . . . . . [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 2020-03-29 12:59:31 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-06-27 12:59:31 +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 '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 741988154061296039946167126145190694364672159046046175377908759452039069237197747601431195274006473347581187592607434535713660543853090934112242280255574743323654577646702183223401670420947020786268657691178733011925294390370588956750405925358315635842175907079263770996134654051464882909571540886060980761824421250615719650134129185200073081456676279910445087839809839599938388636397766246678640279065219734877064219358556210561171573757720304241097974667703518149489566116135150885312546884249261963811131462116123512059288502745948851663146589818058907881823289677696652590261433111013084808840218741816265711519883806780440560768548059942797908369914204483732262391737764660817682209052912603184049427461015570645798085780726815616992490015300987722648928604083855792778316694019871473735525757098451025867439643857402280647845113835295706337194366589776162501729121794701056870643265737492297645054957657158826263180963328623925612373350264848744984469361406904072380230970597662926630981750124080908848422875235010523944365114756995973708056953936166959442977471743154509307457976384954062461398537056296398151052985549538534274796385866553668802646811342298106127577127799553152840021182501926884316320587458528276977287477979
 . . . . . . . . . . . . . . . . . . . . [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)
							fa3182a6a1e056802758ccd074b2b3f9f1590ce9
 . . . . . . . . . . . . . . . . [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 (15 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007500f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb273000001712697220a0000040300463044022022ae0db8fe2aca1b3249f7c414dba536ce8abd1e178e9133d6c6c5e11b18225f02206cd00143a44e6f09a4f3c9bc5b207f9d3719c165d0806d04620b13d83458234d007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e00000171269722070000040300473045022100cc8adbc87cfe7cbc0d12eca7bd5189a1fbbb46f05a903f0eec3bc4e6d1f92d7302206eca70d213afcb85394771632ad365bf2f8cf5c39bb76ad96ea5ad6976ce05ff
 . . . . [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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