arapaho.k12.ok.us

Issued by R3

About this certificate

This digital certificate with serial number 03:10:1a:4d:f7:ef:44:73:23:9f:d7:3a:09:91:6b:8a:7f:ae 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=arapaho.k12.ok.us

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:10:1a:4d:f7:ef:44:73:23:9f:d7:3a:09:91:6b:8a:7f:ae
Serial Number (int): 266816340429476157467948834532091748843438
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 88:73:1f:f2:0f:3c:aa:e1:79:6a:c8:aa:c6:06:3f:5f:50:11:4a:2b
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 5b:b6:54:0a:5c:83:0e:4a:a2:0c:6f:86:58:01:7d:2a:3a:80:79:c5
Fingerprint (sha256): 69:a2:a1:4b:c6:f6:66:eb:43:3d:1b:f7:59:7a:16:b9:ad:13:02:64:e9:00:f1:4c:4b:5c:fd:1d:3c:49:19:0a

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

Revocation information

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

Check the revocation status for certificate arapaho.k12.ok.us

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for arapaho.k12.ok.us

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

arapaho.k12.ok.us
www.arapaho.k12.ok.us

Other certificates including the domain name arapaho.k12.ok.us

(limited to 100 certificates)
arapaho.k12.ok.us
arapaho.k12.ok.us
admin.bes.burnetcisd.net
arapaho.k12.ok.us
www.arapaho.k12.ok.us
arapaho.k12.ok.us
arapaho.k12.ok.us
arapaho.k12.ok.us
admin.bes.burnetcisd.net
arapaho.k12.ok.us
arapaho.k12.ok.us
arapaho.k12.ok.us

Certificate

The complete raw certificate details for arapaho.k12.ok.us in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAmk+inG5RX/iHul0dNW43
dd0s1UB6pIlufh/vMHIa4I74h9+uuzy6QFioMdBCRWPpXIGoyHcRJQwI8SQBUOaq
PQN/77dogX18DzlHi1PRuNqcKM7EFIt1PVnIXPXE51kU/xq+8X510zGAXB+TnM5B
+wG7fYMfXaYrC6OM5Z+OooV6Xvqvqfip0g84w3zRT0yGRBiBLGEadzh2UmJkDYcQ
nMnigylrajTc74Zb8yAh8WaP0Jl6YHaFAcTJ/lgoTkIfi2MEPQxabpBUnWrgligV
P8pGuBYwMr33NAIHsY9EkGs4CgcZHl2W8Yvy1CupW0OafHPoomfBKdfhLDvqnqB1
swIDAQAB
-----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 266816340429476157467948834532091748843438
 . . . . . . . . [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 2023-12-23 04:16:20 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-03-22 04:16:19 +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 'arapaho.k12.ok.us'
 . . . . . . . . [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 19479968545217428761167650114558618704689136407739495135804614330061779273722877740581060425359588189961720511108233548022819435430750262300254448696864587810438681997142938219625796946917721222927160815838350767483877910435228354318853450417918679240109146028155473834483028176004163161379269789739854648766930933838896900406656459447009186941740622841297164231935348656038122660153029897663916467595597037239561579455818529910006731699335480627449144481640894033652151663167782675424057138493571536066658758732314689450992605834326817491090342041796031824853921754370311729585532293692313900179586912570505248667059
 . . . . . . . . . . . . . . . . . . . . [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)
							88731ff20f3caae1796ac8aac6063f5f50114a2b
 . . . . . . . . . . . . . . . . [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 (44 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'arapaho.k12.ok.us'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.arapaho.k12.ok.us'
 . . . . . . . . . . . . . . . . [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)
							00f100760048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018c951a55320000040300473045022100a1590ecd83a5009e473bda7359172fb41eb049b5803b262c34d060d1643c2859022060c827d220f9389f521756b8e5dcf5f5e9cb39ee0d83c6e9187e0cff96922bd4007700eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018c951a55aa0000040300483046022100f0765f4534bb68afa5524255a944679391b763015b845571b1d87cd64300824a022100b40a65f336217294827767dc4c6a0b4e7ad7b2f0c5b3587cedb874899cb24096
 . . . . [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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