arapaho.k12.ok.us

Issued by R3

About this certificate

This digital certificate with serial number 03:38:69:8c:56:9a:4c:bf:33:6a:13:81:57:96:21:45:55:37 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): 03:38:69:8c:56:9a:4c:bf:33:6a:13:81:57:96:21:45:55:37
Serial Number (int): 280532967960483019885959354601883514000695
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 2b:76:3d:d7:1b:f5:9d:35:bf:9e:cc:dc:47:5f:1e:2f:8d:3f:88:9c
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): d8:9e:0b:07:9d:47:4d:3e:c1:21:49:dc:58:fd:b2:04:7c:e1:17:31
Fingerprint (sha256): 9b:06:5a:02:5f:e0:ab:f1:d4:1b:84:dc:6e:f8:18:f6:76:ea:51:62:ad:9a:2e:09:1d:99:8c:76:b0:c9:0d:1b

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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAw6jO+yMGdXuXgjyS6KAq
WDzP6SdZ7FNvdH3vAFIr/ClN4R6FASWd55fY3BuTYJuo3z5ITnTWY++PIkOz6dSH
TqTUZTY2RMi6F/XY5MgOXIncq7m27y9rS9yAgCi+aTMYXZHhaJE/19f+6v2BRY8c
ZyiLTeLumNzS42lvfswlkPGVmar2gze2ih/WZqG3iz6SgiyBXXI13Q5QYgR0OzeY
U2SnE/TpJ2CWv340vKVFr0vsoxnkXHyfSdbdJM2jiQ1Pmzvp8njUQpdKkhQ8y1jI
gF/OmkyXfFNfm7uxeZu2exsCZZxiiNgHwlT/5XqmKYhYu9BED6p8vP/7Y75cZOGK
EQIDAQAB
-----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 280532967960483019885959354601883514000695
 . . . . . . . . [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 2023-10-24 03:21:34 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-01-22 03:21:33 +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 24699712051862013880914448902041471346422410540434587394511902039986048377490881349187577752709960585638183388122304266121107293267850863344854144100276987375673159747251992068741421629155112751218930185878699673910142380891890654950752058151421214563268577980451543194301717760765415469857685344828714639837425455691906724539827961129186737987850899054698654029371223206518148044417007060500518253747981159981378328673959584937768962291345521278227180601728479189316269990779263429404018995825990617253575865476667899678465485168468866221754607714135488285571256044315034158371204384263920946260415977813572631759377
 . . . . . . . . . . . . . . . . . . . . [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)
							2b763dd71bf59d35bf9eccdc475f1e2f8d3f889c
 . . . . . . . . . . . . . . . . [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)
							00f1007600dab6bf6b3fb5b6229f9bc2bb5c6be87091716cbb51848534bda43d3048d7fbab0000018b5feaa2ae00000403004730450220161154a9eba9dc5e88d525c653b7c6109d44fe05547b496025b148fcefaa602a0221008805294c55f4148a1dfd0a44d75d37d4b96332cc9f2dae60f4a99890a5ea16ce007700eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018b5feaa29500000403004830460221009bce69f17d0677aee462ccf9b1380614f277e913d4e1806af6f1ada50c6d4bfa022100b0d264bb9c1f25c510dda21250d9b2ec8d4ea64074f30de0cde8b533e96dc9c1
 . . . . [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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