www.collegi.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:74:82:d6:e1:c0:d8:32:35:35:c8:65:45:0a:73:af:42:0e 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): 03:74:82:d6:e1:c0:d8:32:35:35:c8:65:45:0a:73:af:42:0e
Serial Number (int): 300983527727910244702267683937818491437582
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 93:06:9d:4e:1e:ac:bb:13:6b:eb:61:e7:4b:01:b7:5a:e0:e6:19:e1
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 35:2a:5b:38:31:59:5e:fb:2c:8e:fd:93:3a:10:23:32:c3:93:64:ec
Fingerprint (sha256): 27:ae:50:f0:bf:11:5c:9b:d5:54:61:31:86:78:25:2a:a3:ed:7b:b3:04:e8:52:b0:f1:60:40:c1:22:b9:f1:bc

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-----
MIIGVDCCBTygAwIBAgISA3SC1uHA2DI1NchlRQpzr0IOMA0GCSqGSIb3DQEBCwUA
MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD
ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTExMjgyMDM3MjBaFw0y
MDAyMjYyMDM3MjBaMBoxGDAWBgNVBAMTD3d3dy5jb2xsZWdpLmNvbTCCAiIwDQYJ
KoZIhvcNAQEBBQADggIPADCCAgoCggIBAJt6y7SYGxFArYDIBskWnZqgic0QA+Na
7CmXQ77+qkxJSoxwRiWG6+K71Er9vjvHutK6nO4LQpz67f2/cR8OLrrt5drAGgp+
/0UCtscYNm3z9wwJIGPZTjKtVwu8/cYOYx+awiOb9zwerWLeHD0akNMw2JNDToB+
x70aZos1+VixlIVpPMyIiqNOXbI3XK/J1B919x2/PQu7Oq14lKXq7VIYI2YcO/r1
MylYcdzOjJ2XHSmg/oSJ91/bW6ZAcLFTKXCgTHlFRQbdUDxoEcqTSAtR41hqGttd
xuaTj7tR246h6c6mxr024I4ptxEitHaAmmI3tYLHGdIKmbYkJDbhdvXaVhtLoRZC
c97cwLqVIjmvu6eIVfBuZNUqKRisZJe0BUrbQhTZmRWK8TRQtEQJTNqhAZTupoGn
1Zdgj7CCLbacxUOPKILfeiIKWwpOIaixhehfILrTGtvpGkUCV/nv6NGMn+Au/TKW
+cYRfeYIw9ZOagrwlAteFTem9rrKtOuiiiwqE+A99ZI4xJmItf2XnGYDovi57f8n
91f9vqSS53q09saXTEZlrBGKfJCOfyvowjUvaZSLjntCPFpeSbJOMj5Fj3dK0RNQ
vsWG6L0p2lpJGeU30sslkPvtrKMR2dInjL/Tdta305lKYdnCoAJAuDayqeHTtMu5
YQCjc54MDT9FAgMBAAGjggJiMIICXjAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYw
FAYIKwYBBQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFJMG
nU4erLsTa+th50sBt1rg5hnhMB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/z
qOyhMG8GCCsGAQUFBwEBBGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50
LXgzLmxldHNlbmNyeXB0Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50
LXgzLmxldHNlbmNyeXB0Lm9yZy8wGgYDVR0RBBMwEYIPd3d3LmNvbGxlZ2kuY29t
MEwGA1UdIARFMEMwCAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEBMCgwJgYIKwYBBQUH
AgEWGmh0dHA6Ly9jcHMubGV0c2VuY3J5cHQub3JnMIIBAgYKKwYBBAHWeQIEAgSB
8wSB8ADuAHUAb1N2rDHwMRnYmQCkURX/dxUcEdkCwQApBo2yCJo32RMAAAFus/Jv
1wAABAMARjBEAiBpUt4tTIKJefAkFPJ7CTeDOFn1LvFxEeGUXoTKtm3BbgIgKSpO
k8ypFXq0Oz+W29E6FjaAvHztVvMLDLWVkydsVEoAdQAHt1wb5X1o//Gwxh0jFce6
5ld8V5S3au68YToaadOiHAAAAW6z8m/YAAAEAwBGMEQCIFujsHcSx7JbfOXL0y4q
7gjBqWplVsy3wv6O3f6SqOfsAiBLevnAPg0q+9nsqbBbTce6E4x8L7u8o5Mklw1z
HBZGVDANBgkqhkiG9w0BAQsFAAOCAQEAGzlIaKho6yxt5eagIXYxH8jtAnPS/bFu
dTGFzU8xsgxc9nlj3jKIVYTgPpMvlNC2p3b96tM8bZ11vmbUmiOgF9bWdlpOvqhR
zg3KslYivyZW3uiQN1Plw1odnQpaSOpJE+5QB9Bwf0XKI8aDl9nAK/aLc3HqkCJ6
FNWVybsgT6zV3ZE+wlWZC1CB3f68/5hCvPPhW4mrCKCNnkH2iy+buYNgMAsBCPKo
o3p6o8wBGPDC4617jHpFzwTVfDRGur31A6UhjtN4sp8to6PR/J9d1W1KpXIrku3j
4nU5J53YHYeX8koKEfPTAL1kE66wAZIxkel9uRlsMegUzw2SVJLY4g==
-----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 300983527727910244702267683937818491437582
 . . . . . . . . [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 2019-11-28 20:37:20 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-02-26 20:37:20 +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 634301716670539649131858028070609516622155290994793223984464613139665114180743552971430164682762310891364048996285287819227659743014928045238712737933586524018871038773369841987248529323426745849616926644026825068478182350732882365688507071973817506275576862536600244573933891163742630524866266578339129216414420640873454698099981002686960886993230206924489514009344939136541344395302400884615620460850084154513628950461124676522897622251360103348664977427292469167819941188460279480882483743633957916602398602525573333876179797738653732110158531145264286309118832902806428829060857408642994260845459607229441379037869239961805813857094322944690905838931220115089397969702604650064926671210211052160395908614971074426185818093838839848531407664306418172780878409412407308100224605935710059614907254918859328346285494703433202443383138921225344679292276252404218313554077144263677751876639863560608676706129922890703465078547556521665448800551272545453275591572549503291966067528125177699095156702439473443493449084831420471049894830661166742134580982185926828317373720226249145892071561398023322068126654229503291907677097975272999295269368495806234557991159561483352319578941843338324647801153520171404305400863009062884423089602373
 . . . . . . . . . . . . . . . . . . . . [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)
							93069d4e1eacbb136beb61e74b01b75ae0e619e1
 . . . . . . . . . . . . . . . . [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 (243 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (240 bytes)
							00ee0075006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016eb3f26fd7000004030046304402206952de2d4c828979f02414f27b0937833859f52ef17111e1945e84cab66dc16e0220292a4e93cca9157ab43b3f96dbd13a163680bc7ced56f30b0cb59593276c544a00750007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016eb3f26fd8000004030046304402205ba3b07712c7b25b7ce5cbd32e2aee08c1a96a6556ccb7c2fe8eddfe92a8e7ec02204b7af9c03e0d2afbd9eca9b05b4dc7ba138c7c2fbbbca39324970d731c164654
 . . . . [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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