kosonk12.org

Issued by R3

About this certificate

This digital certificate with serial number 03:85:0d:44:e2:d5:8d:b3:65:0c:42:c1:1e:54:f3:fa:ca:8c was issued on by Let's Encrypt.

With 16 subject alternative names this certificate can be used to secure multiple fqdn's. 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=kosonk12.org

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 03:85:0d:44:e2:d5:8d:b3:65:0c:42:c1:1e:54:f3:fa:ca:8c
Serial Number (int): 306612050236641163157234537112319217552012
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 4b:0d:b3:fd:11:ac:0c:ae:75:85:ac:91:a2:f4:5a:6e:76:22:23:b9
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): bf:08:90:cd:83:8a:3c:72:0e:44:7e:b7:5a:dd:4b:bf:16:cf:53:b5
Fingerprint (sha256): e8:23:51:e9:d7:18:bd:91:cc:69:65:f1:ff:eb:ad:22:29:47:e5:9b:b6:a2:f3:06:c9:1f:8d:c6:4a:84:01:fc

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

Revocation information

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

Check the revocation status for certificate kosonk12.org

16

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for kosonk12.org

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

arbitragecoach.com
cognac4vip.com
e-euroapp.com
houstonchristianschools.com
hypnosistracks.com
kansasblog.com
kidstek.com
kosonk12.org
nativevortex.com
realtorboulder.com
sadoctorpages.com
saschools.com
stylistforum.com
virginiabeachhomes.com
wilbargercounty.com
www.bullettank.com

Other certificates including the domain name kosonk12.org

(limited to 100 certificates)

Certificate

The complete raw certificate details for kosonk12.org in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAyvJXISV2dhh+Cd7QmEgQ
j3Z/7JZdufu8aQZATMctmQ8Lz/KHwgE1TBURasVGOOkQbUxOQ+YthWgikhgFH7Re
PWrYGyKD8MJfCkRrz2ZorCe4eS05SImb0Zmqw8Goz5syO+7XXCBZvR6rQvXfSR41
5D6e6rCxs2sWN58BQ1ngKCdbD8vaRySBEWTBTDi85KnifD774AvX9TpbF8TDo3wO
Y1p8mlL/GMTLXmfftTMSOiLZKBAs1dZMOpBo84wWO+2qhFQ+gW3ZXZjbThvP51ht
7UQU3Ef6Yn3zvOr7S+8Hi7MauUQZEeFVrFp2mJdhsuKYGqBNutBmAHrg+A+GTBID
7wIDAQAB
-----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 306612050236641163157234537112319217552012
 . . . . . . . . [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 2024-04-18 23:50:29 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-07-17 23:50:28 +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 'kosonk12.org'
 . . . . . . . . [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 25619640083412063364260031807519039385582803537458804827124721083179572732582675353172157961924470601275842624118670211086077702917095898241897082623635563118897578315097654424331797251299143295046939574145652877857996934101252876240774781250236701842809692977398548391447773801120752514861636631947250401926641864419737925830175844433929567041649860306327719362920823862493140773095007108325996719520571349117745579584955017567049408652629942172783861296612573107442630416017610419041897048328703197399572915109066959784115500345648002965068713830417980599036518666199912905796322609807591503602921546290182799623151
 . . . . . . . . . . . . . . . . . . . . [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)
							4b0db3fd11ac0cae7585ac91a2f45a6e762223b9
 . . . . . . . . . . . . . . . . [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 (302 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'arbitragecoach.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cognac4vip.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'e-euroapp.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'houstonchristianschools.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'hypnosistracks.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'kansasblog.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'kidstek.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'kosonk12.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'nativevortex.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'realtorboulder.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'sadoctorpages.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'saschools.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'stylistforum.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'virginiabeachhomes.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'wilbargercounty.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.bullettank.com'
 . . . . . . . . . . . . . . . . [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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f000760048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018ef3d55bd50000040300473045022100ffe78cce184d2f22f900ad619b479a87a91546e4e21fb5851a10a3d52680c882022077171792e88069532f848acaef447d1b7a51ff6eeeb758bc2b72f3348dbd745e007600dfe156ebaa05afb59c0f86718da8c0324eae56d96ea7f5a56a01d1c13bbe525c0000018ef3d55c9a0000040300473045022100b7f0c298ba7f2770d5a1c8b8306173786f167daf7d6791b9b35ce6c86f908cfa02207330f7d4668f6bb23d782c25cf32cacebc6e2a704d511950e033418de4f84511
 . . . . [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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