ketchum.edu

Issued by R3

About this certificate

This digital certificate with serial number 04:d4:e7:68:45:4a:84:68:22:85:e2:4a:bd:b6:74:58:aa:d0 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:
  • 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=ketchum.edu

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:d4:e7:68:45:4a:84:68:22:85:e2:4a:bd:b6:74:58:aa:d0
Serial Number (int): 420896598585569668620077822526360429046480
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 9a:fd:9c:5c:25:27:f7:3d:a7:63:fa:00:6a:0c:82:e1:98:41:d4:9a
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): d8:be:65:ef:f4:74:d0:31:e8:a5:c0:0d:f6:c7:01:96:d9:8e:1c:9a
Fingerprint (sha256): 4c:8c:3d:46:cc:56:39:30:ab:fa:d0:27:ca:f6:7b:de:e7:6d:01:e9:76:60:73:1f:b3:1d:c6:34:b2:58:0a:64

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

Revocation information

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

Check the revocation status for certificate ketchum.edu

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for ketchum.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

ketchum.edu
www.ketchum.edu

Other certificates including the domain name ketchum.edu

(limited to 100 certificates)
apps.ketchum.edu
jobs.ketchum.edu
apps.ketchum.edu
apps.ketchum.edu
ketchum.edu
tls.automattic.com
ketchum.edu
jobs.ketchum.edu
sra.ketchum.edu
jobs.ketchum.edu
*.eproxy.ketchum.edu
photoshelter.ketchum.edu
photoshelter.ketchum.edu
ketchum.edu
tls.automattic.com
go.ketchum.edu
photoshelter.ketchum.edu
photoshelter.ketchum.edu
jobs.ketchum.edu
my.ketchum.edu
www.ketchum.edu
photoshelter.ketchum.edu
go.ketchum.edu
moodle.ketchum.edu
www.ketchum.edu
jobs.ketchum.edu
go.ketchum.edu
conference.ketchum.edu
jobs.ketchum.edu
ketchum.edu
apps.ketchum.edu
jobs.ketchum.edu
ketchum.edu
photoshelter.ketchum.edu
photoshelter.ketchum.edu
mail.ketchum.edu
jobs.ketchum.edu
magazine.ketchum.edu
apps.ketchum.edu
mail.ketchum.edu
tls.automattic.com
sra.ketchum.edu
ketchum.edu
*.eproxy.ketchum.edu
ems.ketchum.edu
www.scco.edu
screenconnect.ketchum.edu
jobs.ketchum.edu
www.ketchum.edu
photoshelter.ketchum.edu
photoshelter.ketchum.edu
apps.ketchum.edu
tls.automattic.com
*.eproxy.ketchum.edu
tls.automattic.com
photoshelter.ketchum.edu
mail.ketchum.edu
tls.automattic.com
ketchum.edu
nps.ad.ketchum.edu
my.ketchum.edu
tls.automattic.com
ketchum.edu
jobs.ketchum.edu
tls.automattic.com
mail.ketchum.edu
moodle.ketchum.edu
khnps.ad.ketchum.edu
jobs.ketchum.edu
ketchum.edu
conference.ketchum.edu
photoshelter.ketchum.edu
www.ketchum.edu
tls.automattic.com
tls.automattic.com
photoshelter.ketchum.edu
my.ketchum.edu
tls.automattic.com
magazine.ketchum.edu
tls.automattic.com
ems.ketchum.edu
tls.automattic.com
ems.ketchum.edu
tls.automattic.com
conference.ketchum.edu
go.ketchum.edu
tls.automattic.com
moodle.ketchum.edu
www.ketchum.edu
my.ketchum.edu
jobs.ketchum.edu
jobs.ketchum.edu
go.ketchum.edu
go.ketchum.edu
sra.ketchum.edu
photoshelter.ketchum.edu
ketchum.edu
tls.automattic.com
jobs.ketchum.edu
conference.ketchum.edu

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwHSnemv0wZzcXAgMkBQX
ztwjNHFrHpIs5axrzzrdlw7T+GZAQLPiUvSZmF3ScRQ1Ni77M7wvvj8WKgEm6kmk
IGsqEr1NwVO/9M+bfL4ePy1ywV87Wx7ZOVVK4JWJMqctOtWZynJz3jX67Nda0+9B
++4/N4TAaLpUnxu83mMaTL+l/8yYin0iItxxZ3YRMvL8oMO9BWqFighCSszfIpRu
fGHjpEeodJZe7aLi7DcePvwyXZWi/al1YQeCdFkrpkcgk8myhP/APzQjk3bdKAlw
KQDdvQR4Y3b+bMJVibDWVrVqjLz+ybpaAJiOjKOmp9NDC6LZPJujVsE+mvYR8y2Z
VQIDAQAB
-----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 420896598585569668620077822526360429046480
 . . . . . . . . [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 2023-12-28 11:45:39 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-03-27 11:45:38 +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 'ketchum.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 24295278889261962340330570593076765092564594026629510040566849443941721212705222905469227342749655760761925628146467776896918161669177237506061638055976839317974540229085566909601290432792766688540743857041618507082302908209321494362376641574366690514136936988276436757394515726000349835912320682069511736058985263380188984941851626522348036976567257123937402752130277851931257557691396509910741392947845349707974538616547869499133806197294376341097227039876415788275764051935080580783290065738507278734728703160147978353048962982659390140744073959855669537306275821116832669307766091573181749448001568724078979553621
 . . . . . . . . . . . . . . . . . . . . [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)
							9afd9c5c2527f73da763fa006a0c82e19841d49a
 . . . . . . . . . . . . . . . . [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 (32 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ketchum.edu'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.ketchum.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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef00760048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018cb075815a0000040300473045022000dbacf4f75bfbc03710975a2d29ba1e2bea2dc34d9f9ee0a6b6fc057c0a768c022100c9c161f7445537fc2dd7838ab2e81b66302624889be3f183760cd97e5816ec500075003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018cb0758351000004030046304402207b634d7d538d69c24e4ff4a5fe3bb2f0b10e8550ef83b99c791af14da3271dbf022055165f5755a44854b70ff384a977b6d6e22bd99933bb996da14efcd2dfbee613
 . . . . [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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