sandiaprep.org

Issued by R3

About this certificate

This digital certificate with serial number 04:ec:16:92:77:9d:ce:6d:4e:c3:65:26:a7:42:d9:fb:f2:6a 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:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

Certificate Subject

CN=sandiaprep.org

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:ec:16:92:77:9d:ce:6d:4e:c3:65:26:a7:42:d9:fb:f2:6a
Serial Number (int): 428785785837740528604064460557623033066090
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 3c:4e:8a:e7:63:33:b7:d6:af:e4:23:64:01:3c:1c:24:10:6b:10:08
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 1b:46:58:fe:b6:37:0d:82:12:e2:b5:c1:82:36:f7:23:fe:d3:c0:f6
Fingerprint (sha256): 39:d1:68:d9:5e:8b:b1:55:f9:5f:bd:30:3c:a9:73:3d:35:d0:53:7c:1f:1e:5e:20:32:2a:ef:07:a4:4d:50:04

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

Revocation information

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

Check the revocation status for certificate sandiaprep.org

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for sandiaprep.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

sandiaprep.org
www.sandiaprep.org

Other certificates including the domain name sandiaprep.org

(limited to 100 certificates)

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA5VkGK1W5rHaNQQbXGmPr
4QWmpvqWGAxDNMJ6Nylw2h1U+fSEN6JpJU4/hRfMf4EtrlPC3TuRS5FhKH61tF4u
20cXSkjs+/4+gHPwXltNWrvE21vBPlRfrQMqt8R8XyFsHAGlk0Uu3IusG3AdhgzR
bUkKE2ksee/oyFlLF2YPtiFpawV99uZLgaMzkVww2osvUMEQ4U6zgfk+uNbXgQiE
688+tO6gPqydTsdUpvqixDM4bpxYSkgua0cFsdR6SkwKWJKW/LSIBw+6YVaC8xGC
SGN+MNJzOKv/h26mx0OCxx+fkXPfEojM7Qm13Tki3G7fIdp0EIPuBlU0HVKod5GF
dQIDAQAB
-----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 428785785837740528604064460557623033066090
 . . . . . . . . [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 2023-05-25 05:37:14 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-08-23 05:37:13 +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 'sandiaprep.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 28952471256468674439298574840119275732096641398452312154567194344028803812244075288197098235751432297536709269998848081202729730744692247646304226132850908751761676366283858881084153430586498864509152695867863481913677008536578429104494258480693633485316052920605033257352959668740038115769932877693505034223969088624988975649434070899789803867389634825633272761668378910696958046370194426760837183760160838309235998545059154345124769144848309403099576974122198573240309235133178027303465309116971096074499780435573220133900231712873651849515193564382062655834022362694274349200262186934755872422707230372966509413749
 . . . . . . . . . . . . . . . . . . . . [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)
							3c4e8ae76333b7d6afe42364013c1c24106b1008
 . . . . . . . . . . . . . . . . [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 (38 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'sandiaprep.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.sandiaprep.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 (69 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 1.3.6.1.4.1.44947.1.1.1
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.1 (cps)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'http://cps.letsencrypt.org'
 . . . . . . . . . . . . . . . . [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)
							00f0007600b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb4990000018851a039c2000004030047304502207c2c531aa4286d44ece83a1c2d2a1567646d62ff4d484fd2651a57df3fbc989202210099bfcc337d2de39669e7a9cf43cd4d5bc56291c59b9703ed0ac39b9cc3504ede007600adf7befa7cff10c88b9d3d9c1e3e186ab467295dcfb10c24ca858634ebdc828a0000018851a03a6d0000040300473045022100bb80a46d397ffdd8ef11cf6ced2726b4ed1408ec9bbbb1f5bfcc4d7d9957ae2f022043279626b9832e51f99ab655fb4cdce8cdcdf94d14224c827f57219257b7b70b
 . . . . [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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