sms.caldwellschools.org

Issued by E1

About this certificate

This digital certificate with serial number 03:93:03:8b:50:2c:45:a4:1d:0a:cc:ba:f1:e8:be:66:9b:f4 was issued on by Let's Encrypt.

This certificate is currently not expired, we haven't checked the revocation status of this certificate but you can do this simply on revocationcheck.com. 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=sms.caldwellschools.org

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 03:93:03:8b:50:2c:45:a4:1d:0a:cc:ba:f1:e8:be:66:9b:f4
Serial Number (int): 311363076772009745467068045152529355807732
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: aa:04:b2:a6:89:05:81:71:74:90:b6:ef:b1:e9:26:f9:ab:39:09:78
AuthorityKeyId: 5a:f3:ed:2b:fc:36:c2:37:79:b9:52:30:ea:54:6f:cf:55:cb:2e:ac

Fingerprint (sha1): 8b:3c:94:6b:1a:6d:73:40:80:4f:3c:48:cf:3e:c5:09:06:d6:59:05
Fingerprint (sha256): 57:36:ee:d5:4f:a4:01:a9:83:b1:45:26:ef:f3:de:71:ed:39:b1:a6:ba:a3:3b:c6:6a:b5:95:c5:db:35:36:37

Issuing Certificate URL: http://e1.i.lencr.org/

Revocation information

OCSP Server: http://e1.o.lencr.org

Check the revocation status for certificate sms.caldwellschools.org

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for sms.caldwellschools.org

Public Key Algorithm

ECDSA

Key Size

256

Signature Algorithm

ECDSA with SHA384

Key Usage

Digital Signature

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

sms.caldwellschools.org

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schoology.com
admin.arthuracademy.org
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*.schoology.com
was.caldwellschools.org
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admin.bv.smasd.org
admin.bv.smasd.org
admin.arthuracademy.org
academyforclassicaleducation.com
*.schoology.com
www.nyise.org
sac.caldwellschools.org
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lew.caldwellschools.org
*.schoology.com
schoology.com
schoology.com
lin.caldwellschools.org
admin.animasvalley.durangoschools.org
schoology.com
jms.caldwellschools.org
*.caldwellschools.org
admin.hs.goliadisd.org
admin.arthuracademy.org
macs01.caldwellschools.org
academyforclassicaleducation.com
admin.bv.smasd.org
ii.jcboe.org
admin.whs.iwcs.k12.va.us
schoology.com
admin.animasvalley.durangoschools.org
schoology.com
admin.lincolnparkpublicschools.com
can.caldwellschools.org
macs01.caldwellschools.org
*.schoology.com
admin.wcs.k12.va.us
sms.caldwellschools.org
*.caldwellschools.org
schoology.com
schoology.com
academyforclassicaleducation.com
admin.espanol.tecsalvord.org
macs01.caldwellschools.org
macs01.caldwellschools.org
*.schoology.com
admin.arthuracademy.org
admin.caldwellschools.org
www.wcs.k12.va.us
jms.caldwellschools.org
admin.arthuracademy.org
academyforclassicaleducation.com
admin.anderson.mlsd.org
caldwellschools.org
academyforclassicaleducation.com
www.mcpherson.com
schoology.com
admin.scholantis.com
admin.animasvalley.durangoschools.org
schoology.com
admin.bv.smasd.org
was.caldwellschools.org
admin.animasvalley.durangoschools.org
academyforclassicaleducation.com
erick.k12.ok.us
schoology.com
needham.durangoschools.org
admin.lin.caldwellschools.org
academyforclassicaleducation.com
admin.caldwellschools.org
*.caldwellschools.org
caldwellschools.org
academyforclassicaleducation.com
chs.caldwellschools.org
caldwellschools.org
macs01.caldwellschools.org
macs01.caldwellschools.org
caldwellschools.org
*.schoology.com
academyforclassicaleducation.com
*.schoology.com
academyforclassicaleducation.com
admin.anderson.mlsd.org
sac.caldwellschools.org
chs.caldwellschools.org
academyforclassicaleducation.com
caldwellschools.org
*.caldwellschools.org

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MFkwEwYHKoZIzj0CAQYIKoZIzj0DAQcDQgAE1g9cUuj0oTfyw2RVOzEvZGxKmMT4
er4VbZllmuDV2epHgG6J6rALeZgCGHggHZ88je+fRoreWlD8djZBbpWbgQ==
-----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 311363076772009745467068045152529355807732
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.4.3.3 (ecdsaWithSHA384)
 . . . . . . . . [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 'E1'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-03-16 12:16:52 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-06-14 12:16:51 +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 'sms.caldwellschools.org'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.2.1 (ecPublicKey)
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.3.1.7 (prime256v1)
 . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (520 bits)
				0004d60f5c52e8f4a137f2c364553b312f646c4a98c4f87abe156d99659ae0d5d9ea47806e89eab00b7998021878201d9f3c8def9f468ade5a50fc7636416e959b81
 . . . . . . . . [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 (1 bits)
							0780
 . . . . . . . . . . . . . . . . [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)
							aa04b2a6890581717490b6efb1e926f9ab390978
 . . . . . . . . . . . . . . . . [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 5af3ed2bfc36c23779b95230ea546fcf55cb2eac
 . . . . . . . . . . . . . . . . [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://e1.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://e1.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 'sms.caldwellschools.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)
							00f0007600a2e2bfd61ede2f2f07a0d64e6d37a7dc6543b0c6b52ea2dab78af89a6df517d80000018e476879580000040300473045022065b7f35bc09e75452182c014707ccb5eb2b2747f4aa946c4380a132ab15b0ca602210096125303a0fe5c558e90a092390b432d525d076e0e052fb5763e4caedb38dc1d007600eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018e47687b1e0000040300473045022100fd38786060735f238ce8c6c338ba4e66bd539a3595c724da49f7d465c7754b9702201a7b6302a506b9dc79ae5b25d0104575eabb85c2c33ca10d3ce9ba2ae4ebdc5f
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.4.3.3 (ecdsaWithSHA384)
 . . . . [c:0|t:3|false] BIT STRING (824 bits)
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:2|false] INTEGER 24644897861176465897464779171774353441759060699776061251834797391653972681137110117943452911124400641789634490089975
 . . . . . . . . . . . . [c:0|t:2|false] INTEGER 16017654253451280741049110884516891365195334218983398174112902937018335194144012046520387097117568371570506954051347