oer.galileo.usg.edu

Issued by R3

About this certificate

This digital certificate with serial number 04:78:67:6f:a0:76:95:42:f3:a6:db:ab:c4:c6:52:51:cd:7b was issued on by Let's Encrypt.

This certificate is currently not expired, we haven't checked the revocation status of this certificate but you can do this simply on revocationcheck.com. 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:
  • DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
  • Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
  • Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)

Certificate Subject

CN=oer.galileo.usg.edu

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 04:78:67:6f:a0:76:95:42:f3:a6:db:ab:c4:c6:52:51:cd:7b
Serial Number (int): 389420517840651399870007388377839127612795
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: fe:d6:f5:16:d3:d3:e2:08:d0:8d:0b:d4:10:05:01:d8:87:fb:49:6b
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): f4:53:1f:0c:af:65:6b:0d:69:60:ff:3c:23:d0:1b:06:bd:f8:c2:e5
Fingerprint (sha256): 05:0f:e9:7d:3e:49:16:9a:60:a8:c9:33:57:70:9f:3e:34:6c:e8:99:0d:fd:5c:79:1e:c8:e7:4e:1d:1b:c0:bc

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

Revocation information

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

Check the revocation status for certificate oer.galileo.usg.edu

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for oer.galileo.usg.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

oer.galileo.usg.edu

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Certificate

The complete raw certificate details for oer.galileo.usg.edu in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA1C4GmxZrdSaBXvTznttP
B8dwUW5HihD0OwG9qM9+edyj24AiOILspD43FnnsANEWAj/mF8T3SrI40KOKfEhx
jHLiJbzPRA5eWlyYblO+y0UWxdww2U395gUxHkUzKnrCjCzZOkzG0/5jrdhi2wCo
mY8wHvhGDKIKVXF+HihqGL0v95FsBSjOxyTu5GAznqTI64zrU9ys3H+T7F8LXFiS
Vpi8NOOwCoOHbeaxg0qHmWDZtWzO5bQGyEQ12EPxe+BXPEZA1XmVS01ZH0loulhS
3mdfaYlyYYRbATCheVUZC/cHxPfwWXWnlFayvzntCLmPCpB4HGR6TzuG8wZi0ITT
pwIDAQAB
-----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 389420517840651399870007388377839127612795
 . . . . . . . . [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 2024-03-15 11:14:18 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-06-13 11:14:17 +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 'oer.galileo.usg.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 26785216822629329139188171169222318113496923693604475903850646172218714878918470219735678328363831126427526641284860613918283448060877796945352528798918415667954036988316755347042306166714062883492305260905475858260328161763653336491510844873681878192698736925362528744947912519774072490167644923275303933755059114164770393428107668479595226785946009500213181983424162134912662179478649974140402024670683554087696789006062661614938139824146842273521385130790607304939769886471991442217105380954241903484178269468153802460313023264997397565495097917291652072543895224666878782601411712028428674959988148934034262905767
 . . . . . . . . . . . . . . . . . . . . [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)
							fed6f516d3d3e208d08d0bd4100501d887fb496b
 . . . . . . . . . . . . . . . . [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 (23 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'oer.galileo.usg.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)
							00f10076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018e4208d3fb0000040300473045022079dcfb660a45ee4e7423ba1918d3e8465d311e65644f5ba53d0695572b5befeb022100b0d86fe461977465208f5dc88cd222c9de13bc2555d4d48cc8fc2b7118ad09a100770048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018e4208d5f300000403004830460221008b77a2292fe5b500a7b489e50d50b50e486c603fc04788bd25fbda5681cfb0640221009e7f8f2d1c425358fad851bf7276aa555b097ed09724dcc12b45546a24ff04a8
 . . . . [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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