precollegeonline.wm.edu

Issued by R3

About this certificate

This digital certificate with serial number 03:02:04:b7:25:12:ae:27:a9:81:95:43:c3:d2:3e:6c:4d:32 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:
  • 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=precollegeonline.wm.edu

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:02:04:b7:25:12:ae:27:a9:81:95:43:c3:d2:3e:6c:4d:32
Serial Number (int): 262023690383360029004400848052880327593266
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: f0:84:11:9d:d1:bb:d7:ca:5c:d1:fa:aa:30:79:83:d4:68:ea:0d:1f
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 34:44:da:6e:26:63:58:f6:05:dc:ba:b1:91:20:91:22:88:0f:4a:c2
Fingerprint (sha256): 12:3d:ff:94:5f:af:f9:e0:4a:fd:83:6e:91:ec:99:80:3e:73:b4:d1:4a:d8:62:fd:a1:ef:49:66:57:9a:36:36

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

Revocation information

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

Check the revocation status for certificate precollegeonline.wm.edu

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for precollegeonline.wm.edu

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

precollegeonline.wm.edu

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Certificate

The complete raw certificate details for precollegeonline.wm.edu in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA0A/UFAj9NqY4OeGayFEM
gu6PqF1H6+i8JQgS6t0W3WIJpkw6Ty5jttaLsOzYE5GN+n7CwYdo1zQJyYFh4kLo
7B9RVplQd7PhU08Sl+zsJY3I7DGxzsgEvd8sgXamlFTKaxPDXLu9AiBDAJYVOdb5
KMB0Wa4qdCHpOyb9mXxsSdlK99dCxp10ayznP5Nq4Le26kETZPvN1Dg3qNwEHc0h
dXbRYo4zkvZoY5iw/c9BgDWdxywQvhQXUCqntQ2kU4pVIhOIX2Wd6Sjxz9R33sWP
A4vD1LS9WS5Ab0QjRZgwpVM1Z6MrFlB1a8BsTqarEOq/UJzOlLi58MJgVglCMfWn
RwIDAQAB
-----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 262023690383360029004400848052880327593266
 . . . . . . . . [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 2023-11-21 09:01:48 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-02-19 09:01:47 +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 'precollegeonline.wm.edu'
 . . . . . . . . [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 26265372723031216245347210101424002099897762428139723995880301174430348218997007179483701347996684935113736420338035720586179377810792878925305040257622412550373269897954754207951057215735706234193396026940902747412772897138940122715702780485639835150305632885199513205415764132255588678197253142542749313447328481717849097292049398402447036460678980694831260487015367410279404445086484133309272288336696149513270650478728607938025727233696382284738026439329986343641614874382170191333978111436834020715606676542512083326941713303003642953117260873876347270678047834676976480004969126628547508908696043327566841751367
 . . . . . . . . . . . . . . . . . . . . [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)
							f084119dd1bbd7ca5cd1faaa307983d468ea0d1f
 . . . . . . . . . . . . . . . . [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 (27 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'precollegeonline.wm.edu'
 . . . . . . . . . . . . . . . . [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 (247 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
							00f200770048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018bf15430760000040300483046022100ac6de6ee898dcf13b356183044acfcfefb03ab7e6643f20805e2ef58f1f3de52022100e9d10c04ce4c3097ccff4656920bb637b86754ceaaa90b8ab5179f3f70ebcb6a0077003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018bf15430820000040300483046022100ed5d57279e33e1673125a317e00c90cddf83c0e57c0782d45a55f4d930f77e93022100a30d1a890d0066eb77d6f5f9f0064ba69169a77313c444078010844ae66f4bf3
 . . . . [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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