crl.edu

Issued by R3

About this certificate

This digital certificate with serial number 04:91:15:48:08:a8:ba:2c:0c:3c:c1:8a:1f:ab:34:a4:da:60 was issued on by Let's Encrypt.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. 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=crl.edu

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:91:15:48:08:a8:ba:2c:0c:3c:c1:8a:1f:ab:34:a4:da:60
Serial Number (int): 397818374739489587123566903998373125479008
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 2d:41:c6:6a:c2:33:9b:c8:9b:7d:2c:f8:97:df:67:1c:90:2b:7b:f0
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 97:ef:ea:5a:09:7b:28:a0:21:a9:a1:10:c1:3e:f5:84:17:de:31:1e
Fingerprint (sha256): 86:6c:4a:c2:f2:86:df:a7:3a:93:07:11:0f:e0:5b:9b:22:d7:a1:26:6b:7e:5a:ba:10:80:ab:fc:53:f7:22:9e

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate crl.edu

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for crl.edu

Public Key Algorithm

RSA

Key Size

2048

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

crl.edu
www.crl.edu

Other certificates including the domain name crl.edu

(limited to 100 certificates)
streetfilms.org
mail.crl.edu
gcollections.crl.edu
streetfilms.org
mylogin.crl.edu
www.crl.edu
mail.crl.edu
trailguides.crl.edu
edesiderata.crl.edu
trailguides.crl.edu
dds.crl.edu
trailguides.crl.edu
mail.crl.edu
streetfilms.org
streetfilms.org
mylogin.crl.edu
streetfilms.org
liblicense.crl.edu
trailguides.crl.edu
trailguides.crl.edu
liblicense.crl.edu
*.crl.edu
www-apps.crl.edu
www.crl.edu
illiad.crl.edu
workspace.crl.edu
crl.edu
*.crl.edu
afrinul.crl.edu
*.crl.edu
*.crl.edu
trailguides.crl.edu
mail.crl.edu
crl.edu
mail.crl.edu
edesiderata.crl.edu
trailguides.crl.edu
gcollections.crl.edu
trailguides.crl.edu
workspace.crl.edu
crl.edu
edesiderata.crl.edu
gcollections.crl.edu
crl.edu
streetfilms.org
streetfilms.org
mail.crl.edu
*.crl.edu
streetfilms.org
crl.edu
www.crl.edu
edesiderata.crl.edu
crl.edu
edesiderata.crl.edu
crl.edu
www-apps.crl.edu
dds.crl.edu
dds.crl.edu
adat.crl.edu
trailguides.crl.edu
www.crl.edu
dds.crl.edu
trailguides.crl.edu
mail.crl.edu
*.crl.edu
crl.edu
illiad.crl.edu
dds.crl.edu
*.crl.edu
edesiderata.crl.edu
trailguides.crl.edu
www.crl.edu
crl.edu
mail.crl.edu
edesiderata.crl.edu
trailguides.crl.edu
streetfilms.org
trailguides.crl.edu
edesiderata.crl.edu
edesiderata.crl.edu
*.crl.edu
liblicense.crl.edu

Certificate

The complete raw certificate details for crl.edu in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA9JN61R0OEToyc9CIab1N
fFPve9HGDGrKGYI2xIZDj1g0/YpVvHizoPQmjkhcgffw0DLtIcdqKmZwWURQkKdA
P22GGARM8LLaHTGj2/AzuU5CZGNEMPcva3YNWgQk9hY+0unXuv/T4vdgT/3FbwuH
7XVLuu4g+czlbMzruU+Yy54s1vyp1W4/NraAq8T9qVUYBLtp1Uvzw2vJ4MQIXdae
NRvgRqXWpRHggyeaD/2DrO1wXAB4YY+sTuLY/Exugh8G057soGHwiQNa6myP6enc
wLAmWU0lp3ebW91iAj5jD5qhwJCSp6xNbr10ujDrq/YKK0BUm9dFH31bmQB68DQk
uQIDAQAB
-----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 397818374739489587123566903998373125479008
 . . . . . . . . [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 'R3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-06-18 17:28:35 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-09-16 17:28:34 +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 'crl.edu'
 . . . . . . . . [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 (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 30874871418674330599856582475032938667375268619443001630863980336265595132255055319191643458111097912849518683644418268103987213994455977559607858848119842980533392049063729003920357542074988987461137585846020662431659934377838370289619002655875385799518291331039036698807426681817568646147255938646103126008097680224992782780625624378043298116774876838353123724342507002380006971784078794529182989372683470709944523843444459913842097363110245276310289984800758291731507727636966622104526315616493280025870076217545288249244971934789372294783507838417764757756356243493322858302549568740438214483485562672125977044153
 . . . . . . . . . . . . . . . . . . . . [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)
							2d41c66ac2339bc89b7d2cf897df671c902b7bf0
 . . . . . . . . . . . . . . . . [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 142eb317b75856cbae500940e61faf9d8b14c2c6
 . . . . . . . . . . . . . . . . [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 (73 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://r3.o.lencr.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://r3.i.lencr.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 'crl.edu'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.crl.edu'
 . . . . . . . . . . . . . . . . [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 (12 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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007600b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb49900000188cfc41b630000040300473045022028f9ec5cb3b4443f79c20ac7e3604f4a101fbc79e455fbf1bca59a946096d81f022100f75da140599aaf9cc0790faeaa92b5c087f8eec6e772281a9d40dde555f49904007700e83ed0da3ef5063532e75728bc896bc903d3cbd1116beceb69e1777d6d06bd6e00000188cfc41b4c0000040300483046022100b884871458b475ba36559366809fb812ab5fe4ff48904afbc0baa2f92b36b8dd0221009f6204b629ab280d1d334c9ef587c27d6cba59f64096aae8dd3c567d8e40be04
 . . . . [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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