www.oaisd.org

Issued by R3

About this certificate

This digital certificate with serial number 03:9b:c2:5e:d2:71:ab:05:d4:ee:cc:93:f5:08:7e:46:c6:c5 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): 03:9b:c2:5e:d2:71:ab:05:d4:ee:cc:93:f5:08:7e:46:c6:c5
Serial Number (int): 314338987243424905847653151206092239718085
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 8b:de:d2:a3:1d:0c:6a:d3:1f:31:88:e1:ed:03:91:24:ab:42:b7:55
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 5d:0f:f3:40:c7:8c:20:48:d0:49:df:d8:03:25:38:e9:d9:6f:4c:9f
Fingerprint (sha256): 5d:4d:8c:89:7e:80:fa:be:64:d0:68:e3:f2:df:77:b3:0a:58:33:e1:fe:bf:d6:3c:7a:f8:04:17:a4:65:3b:3d

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
cri.oaisd.org
*.oaisd.org
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sepbot.com
techsolutions.oaisd.org
www.oaisd.org
*.oaisd.org
www.oaisd.org
www.oaisd.org
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www.oaisd.org
jibe.collaborate.oaisd.org
www.lifetheapp.com
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tax-ledger.com
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www.oaisd.org
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-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAnEhTF3dyG2ybgx515JH6
W1ihlymjtxVL9pRrq6b71mbzwKCem+6pZxpOeYlNbH9iGyi5nke40o5CdF/tPFeN
ZYYgRwmlp0Wbui6wgF2DDbLpklWw6gRMQXoORMN1eFdaIlJZzwF2eUAGxtRoNMiP
yHV3g/FWnuw+A1qvtd/BVvsd3x5cpbnfHWFY6cD5DxqMMmwuZAJmZ2kp6RQg2DlM
TtD4QDoIEUkK677d6WjdxGJ7azqd3lbaOb/C5yJd84jAf1JeTZsaPNf0dlAcFULu
8gIzl/4giRxxZf1My4JeKaDjO6pqy32FvnT9VWys+0Oh2ILWvN3UNpD0mb6YSED6
jQIDAQAB
-----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 314338987243424905847653151206092239718085
 . . . . . . . . [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 2023-10-26 06:57:12 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-01-24 06:57:11 +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 19728840152772937890175507914495555969029699689497980346464502060955646349358076511266047043791465895910869756525269791039968358725720681846810695716269500218787178881409438221636842833461285731018172493138019377924535147256083581894440480077257546416589706149243786922809818222401924980318797349900064257402617438807532682504692016343505029566315852498533903129019060038173642419647178521238275742821013714910527127675611753056932416892870857065266454707349281657837361969124294643179925311274272411646783187131455551917474828762246660706830774691221111940918213194597912178200995236758207055928649054099885753694861
 . . . . . . . . . . . . . . . . . . . . [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)
							8bded2a31d0c6ad31f3188e1ed039124ab42b755
 . . . . . . . . . . . . . . . . [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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007500dab6bf6b3fb5b6229f9bc2bb5c6be87091716cbb51848534bda43d3048d7fbab0000018b6afcc4b4000004030046304402200e1d73ebafd7430fd87e3287f2ecf6555f37bafd1ed45f103780e82d30e1c656022045cb24fff009251298ec48d3e07b098d0df5f9ea80f002d6328a8eed9025277800760076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018b6afcc7780000040300473045022100c2c99e8fb8fc8b952b1a37070588189513be2d22c8499ae8adcbc11b107c5c0f022001b09437422d68293d8b79bdcc1c443458eff04558245aa9e74339e0c92f2495
 . . . . [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)
		0088e263287a332f58f134709fd79a0ba29de05eb33576e64e555e35a580210f67fd23fc662521850c6fac1654245088123f86c06c40492f9cc2fa27e8b87247ab1257a78ff9d38f046fbb7245ace2fcf8c012dfbce26862d47b9418a568497b46407f3c8352e040ba789e7de280cc112ed0747d54c3bb736eb4a64cfca5fa7de1882bdc4098a5e23ef1c272edcd66e8f460521c7843db3cf2256217e2edbd4fa6cfa3c531ff6fb5c279a5e341c7ed4db06e743eaae136f2f07a0e6250e59da90e21ccb856ae9453563d2511766f87027f7f553d8cb414d645736660392f9d43d9051fbac073a03796772aac0e5a3d63545db980a6db0234a0da17155da1a66ec3