www.oaisd.org

Issued by R3

About this certificate

This digital certificate with serial number 03:14:20:99:d0:da:f3:c2:da:91:2f:94:03:5a:d6:e5:43:70 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=www.oaisd.org

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:14:20:99:d0:da:f3:c2:da:91:2f:94:03:5a:d6:e5:43:70
Serial Number (int): 268185839087072359754506043039457120437104
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: d4:10:c7:50:76:45:a0:e5:8a:87:e9:89:6a:47:0f:46:d5:22:69:21
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 34:f5:bc:07:0d:6f:42:a5:de:89:c0:e2:ff:3e:3f:5f:80:36:d7:f8
Fingerprint (sha256): 43:29:b6:e0:01:69:82:f3:32:48:e7:fd:94:db:07:f6:20:31:41:ce:18:cd:ad:c4:27:7d:f4:67:3e:7c:3f:52

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

Revocation information

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

Check the revocation status for certificate www.oaisd.org

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.oaisd.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

oaisd.org
www.oaisd.org

Other certificates including the domain name oaisd.org

(limited to 100 certificates)
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*.oaisd.org
www.oaisd.org
www.oaisd.org
*.jibe.collaborate.oaisd.org
www.oaisd.org
irisdata.oaisd.org
www.oaisd.org
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*.oaisd.org
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techsolutions.oaisd.org
www.oaisd.org
*.oaisd.org
www.oaisd.org
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jibe.collaborate.oaisd.org
www.lifetheapp.com
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tax-ledger.com
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www.theantiquearcade.co.za
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www.bontebode.nl
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*.oaisd.org
www.oaisd.org
www.techsolutions.oaisd.org
www.oaisd.org
bothma-wedding.com
jibe.collaborate.oaisd.org
*.oaisd.org
www.oaisd.org
*.oaisd.org
www.oaisd.org
inqwizit.oaisd.org
www.oaisd.org
www.oaisd.org
jibe.collaborate.oaisd.org
www.oaisd.org
htmlhandbook.com
www.oaisd.org
www.robotics101.com
buttons.bombers.space
cri.oaisd.org
www.oaisd.org
*.oaisd.org
k.cotori.cc
*.oaisd.org
www.oaisd.org
www.opcovid.com
whoami.oaisd.org
www.oaisd.org
electsure.app
www.darryl-brooks.com
*.oaisd.org
whoami-demo.oaisd.org
www.oaisd.org
www.oaisd.org
nexus.oaisd.org
techsolutions.oaisd.org
whoami-demo.oaisd.org
*.oaisd.org
www.oaisd.org
techsolutions.oaisd.org
www.oaisd.org
*.oaisd.org
inqwizit.oaisd.org
www.oaisd.org
www.oaisd.org
irisdata.oaisd.org
www.oaisd.org
irisdata.oaisd.org
techsolutions.oaisd.org
www.oaisd.org
cri.oaisd.org
*.oaisd.org
techsolutions.oaisd.org
www.oaisd.org
www.oaisd.org
www.oaisd.org
www.oaisd.org
paypix.io
cri.oaisd.org

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIE8jCCA9qgAwIBAgISAxQgmdDa88LakS+UA1rW5UNwMA0GCSqGSIb3DQEBCwUA
MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD
EwJSMzAeFw0yMzA5MjYwNjUzNDZaFw0yMzEyMjUwNjUzNDVaMBgxFjAUBgNVBAMT
DXd3dy5vYWlzZC5vcmcwggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQCM
tCCVDVmtJpulRBqndTS8sncgT6HQLUGQY2uuOlEt8vsOLN9+bOTZIjzNVfh8FjyX
1oJ77xKhyL8TPh95D+iyhMUJOxu2ymRXV5ZGtKS8K9NK9DoORTJFh10jqVXj7M7T
0wUD00BdVgbqgCwXk61V7C8zh60nkTaDdYGn7FGO1jO2NsLrEHaX2SnqOcZkZxYO
HQhdrhcw169er4V4+CVIeb4RxNSaZaKjpP/Ul4bYq/E6sLxcxOlQEK2CoYkyOTML
Lh3MdQB54Rxr9M+GUoHGx0r2sdIlUaKz/MuD/kY5+eQkcISQQyk6lsW+Op+Y9dPH
uy7bfUOX7Jf7jMqRX1hTAgMBAAGjggIaMIICFjAOBgNVHQ8BAf8EBAMCBaAwHQYD
VR0lBBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0O
BBYEFNQQx1B2RaDliofpiWpHD0bVImkhMB8GA1UdIwQYMBaAFBQusxe3WFbLrlAJ
QOYfr52LFMLGMFUGCCsGAQUFBwEBBEkwRzAhBggrBgEFBQcwAYYVaHR0cDovL3Iz
Lm8ubGVuY3Iub3JnMCIGCCsGAQUFBzAChhZodHRwOi8vcjMuaS5sZW5jci5vcmcv
MCMGA1UdEQQcMBqCCW9haXNkLm9yZ4INd3d3Lm9haXNkLm9yZzATBgNVHSAEDDAK
MAgGBmeBDAECATCCAQQGCisGAQQB1nkCBAIEgfUEgfIA8AB1AHoyjFTYty22IOo4
4FIe6YQWcDIThU070ivBOlejUutSAAABitB612AAAAQDAEYwRAIgSdkW4PTZT8F4
k8ZeRmXiAJpvrdvH5JF3HVpr/p5bqPICIH5uZ1ZkLTDKej+rRpaGR2JuSOHlmh0T
l9Wu6QB7hnHXAHcArfe++nz/EMiLnT2cHj4YarRnKV3PsQwkyoWGNOvcgooAAAGK
0HrXkAAABAMASDBGAiEAtIetrjEbQGMpnXdTtDhSSWERo97NoLb3tfzmWv8XfdUC
IQDGz0GgOwxelj3DYhWz30C1LljLzA4XF4RFtrsFJ3bwbDANBgkqhkiG9w0BAQsF
AAOCAQEAce1fxtMPxS4Rmd3C0QGIqomWpJLtVLypZ9e5foeIbGzXEYqFJEQTdtix
Tsu6tFbH1FJ8NBzOOsRC644ng+CaDUtcSQcn2U/6Z6DVeK0VlrcGb526uovhEpae
Pu4eK/Cwq0CsJfKXpBrRSxFCSGuTAYqHiMLrKF3ONcTdOE/zeo1JR6nDY6796Zdp
UtTrglLlIFxor/MRFHxDhySZwKRUx1OU3B0/pq+miScApexXqXQBcp05zy2RaKKp
510u7RZ7obPpfs5qyP3q+m+IWHSKuZzxmeqSkixJavnZ1Y+32o6tNVuge2euvadc
6lJ5b5/hNtlUAmzpfAQoCsn2mP7G6g==
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAjLQglQ1ZrSabpUQap3U0
vLJ3IE+h0C1BkGNrrjpRLfL7Dizffmzk2SI8zVX4fBY8l9aCe+8Soci/Ez4feQ/o
soTFCTsbtspkV1eWRrSkvCvTSvQ6DkUyRYddI6lV4+zO09MFA9NAXVYG6oAsF5Ot
VewvM4etJ5E2g3WBp+xRjtYztjbC6xB2l9kp6jnGZGcWDh0IXa4XMNevXq+FePgl
SHm+EcTUmmWio6T/1JeG2KvxOrC8XMTpUBCtgqGJMjkzCy4dzHUAeeEca/TPhlKB
xsdK9rHSJVGis/zLg/5GOfnkJHCEkEMpOpbFvjqfmPXTx7su231Dl+yX+4zKkV9Y
UwIDAQAB
-----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 268185839087072359754506043039457120437104
 . . . . . . . . [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 2023-09-26 06:53:46 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-12-25 06:53:45 +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 'www.oaisd.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 17762186764751217067258914387631774513172702659814503946844247153883490369118115697137955409265258288682068702134252847531310076453983373433409672167361627149286660177713623340829468776931223498883936203530312768780557504500675766987521496998358993068632253281917789197369887334194430924961687824163437050095781142997591436899201388707122335936319986662529745427014568590722029608562742990461103626900298306836581033057747897939488656125090236858066369017682837693459386064655940435534498267119262947306020772368411941663067370855444718404344420899407019804953173024837980033598642911767848362627602906941377874974803
 . . . . . . . . . . . . . . . . . . . . [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)
							d410c7507645a0e58a87e9896a470f46d5226921
 . . . . . . . . . . . . . . . . [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 (28 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'oaisd.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.oaisd.org'
 . . . . . . . . . . . . . . . . [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)
							00f00075007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb520000018ad07ad7600000040300463044022049d916e0f4d94fc17893c65e4665e2009a6faddbc7e491771d5a6bfe9e5ba8f202207e6e6756642d30ca7a3fab46968647626e48e1e59a1d1397d5aee9007b8671d7007700adf7befa7cff10c88b9d3d9c1e3e186ab467295dcfb10c24ca858634ebdc828a0000018ad07ad7900000040300483046022100b487adae311b4063299d7753b43852496111a3decda0b6f7b5fce65aff177dd5022100c6cf41a03b0c5e963dc36215b3df40b52e58cbcc0e17178445b6bb052776f06c
 . . . . [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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