aberdeen.k12.sd.us

Issued by R3

About this certificate

This digital certificate with serial number 04:af:67:3d:4d:36:87:d4:98:bc:a2:eb:bb:4b:61:92:fd:f4 was issued on by Let's Encrypt.

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:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

Certificate Subject

CN=aberdeen.k12.sd.us

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:af:67:3d:4d:36:87:d4:98:bc:a2:eb:bb:4b:61:92:fd:f4
Serial Number (int): 408135786717945332398808556522657222426100
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 74:d5:17:18:b7:ee:23:c7:ad:60:a6:62:a9:f0:70:65:11:d5:3d:e8
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 25:1f:59:3e:79:a1:7a:31:f3:a8:70:a3:1c:a5:fd:9c:a7:3e:47:aa
Fingerprint (sha256): 0d:03:cf:14:22:ba:0a:e1:87:af:56:c9:09:fb:53:2e:d2:db:21:b6:5c:2c:fd:08:38:52:2d:5e:86:60:ce:5a

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

Revocation information

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

Check the revocation status for certificate aberdeen.k12.sd.us

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for aberdeen.k12.sd.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

aberdeen.k12.sd.us

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Certificate

The complete raw certificate details for aberdeen.k12.sd.us in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwxCgAGbOzT3cht9ZSf4g
IaySMC5XjNmaDGzwuNTddrKvWmZo5Zccltx/QjeHBVUKB1ZCncuYRLq8TZloE0zq
Ql//FSg235cWdCC2pb+Nz/5w3FuGeGMz6eUeLhvay/pL+z1FeSroDNQpehu0uZVK
i1iwHTk6ZziOlk5MP5mXNQztWw2T/sndCAP1OJ9QqQs8t3dXy+AEjwIsIde606tu
hC10LfT73yeD8Ph+l9TpWgWUIafHyKuVO3jVia0F9MUq9pkwuUQVHwoN/F+zt4Vz
sBrHsmLws+Ano4+L0Mjl4FYzKKs81w+T420LHskAzIt+kGTtvBpjuJ9WXB/NrWiR
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 408135786717945332398808556522657222426100
 . . . . . . . . [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 2023-09-07 22:08:40 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-12-06 22:08:39 +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 'aberdeen.k12.sd.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 24624667564450285960143138821637304466184939906645881501050626765476453997397701707932247245565455571806671932827559267538125968342308705955396781885200563597725425174584023594723901505622748707621591356223597388501192678231204362734720543684029703113567151240780970351960659825220019740595546468025012441904781664842594564695803233127723693352864140166320108127914666545911584327592503965079747882834583616295844050550539876608613938330229104983727304057556574358704855539640626954561851396289086501995075168576943311920449870532225635541583869952433689836848804609117594063283970588243856138385800499325181861859647
 . . . . . . . . . . . . . . . . . . . . [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)
							74d51718b7ee23c7ad60a662a9f0706511d53de8
 . . . . . . . . . . . . . . . . [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 (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'aberdeen.k12.sd.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)
							00f1007600b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb4990000018a71e7a52e000004030047304502200c8fe47b295d0b890467c8e2798c224b41b606c8d61d713c0f02b357061a776f022100e234cb3d4e568df332986d633002c1d00c8bbbf32b5944a3ff082da6367d1f73007700e83ed0da3ef5063532e75728bc896bc903d3cbd1116beceb69e1777d6d06bd6e0000018a71e7a5da0000040300483046022100825fae2e26fb16a5b636bdad60a3e7676de1f37d77e7a8da825dc73e1c3987a0022100c541db4fea4c5368abb95ae9efc5efad11ae4d4318a11ec7a0927a6cf50b9820
 . . . . [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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