calhanschool.org

Issued by R3

About this certificate

This digital certificate with serial number 03:20:01:e5:88:0c:7d:88:aa:67:a0:0b:fd:cb:0a:77:02:96 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:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

Certificate Subject

CN=calhanschool.org

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:20:01:e5:88:0c:7d:88:aa:67:a0:0b:fd:cb:0a:77:02:96
Serial Number (int): 272228414560124455053750857984992379077270
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 13:4b:98:ed:a3:7d:ae:55:d1:da:b5:5e:db:b4:b9:21:5f:85:fa:85
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 51:af:dd:76:e5:81:b0:14:15:df:b2:eb:dd:91:5a:8d:85:45:e8:fd
Fingerprint (sha256): 92:f2:03:0a:d4:cc:83:a6:8b:7f:93:29:4d:15:27:5f:fe:47:b8:e7:62:8b:66:db:25:62:f2:87:c8:a3:ee:bb

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

Revocation information

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

Check the revocation status for certificate calhanschool.org

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for calhanschool.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

calhanschool.org

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colegiocipres.edu.mx
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sv.gvusd.k12.ca.us
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www.slcd.org
admin.centerpreschool.centerusd.org
admin.ptcbus.org
admin.3rcs.org
polkdhsd7.district7.net
frayluisdeleon.edu.mx
admin.kit.mynhusd.org
admin.aghseagles.org
calhanschool.org
calhanschool.org
school.sjnewhaven.org
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acatitlan.edu.mx
admin.3rcs.org
admin.da.nksd.net
admin.aghseagles.org
admin.aghseagles.org
admin.3rcs.org
admin.aghseagles.org
calhanschool.org
admin.calhanschool.org
admin.3rcs.org
calhanschool.org
www.aghseagles.org
admin.ealas.org
calhanschool.org
www.ebcacademy.com
admin.3rcs.org
admin.centerpreschool.centerusd.org
admin.centerpreschool.centerusd.org
admin.aghseagles.org
admin.3rcs.org
admin.gsdacademy.com
usj.dcsedu.com
admin.3rcs.org
admin.aghseagles.org
calhanschool.org
www.district7.net
calhanschool.org
sea.mynhusd.org
admin.sl.nksd.net
calhanschool.org
www.dormanhigh.org
admin.mynhusd.org
lshigh.org
sedi.edu.mx
admin.adulted.luciamarschools.org
acatitlan.edu.mx
admin.casee.chebschools.org
acatitlan.edu.mx
www.wayne.k12.ok.us
calhanschool.org
alio.calhanschool.org
www.mwschool.org
fcue.franklincountyschoolsms.com
admin.calhanschool.org
admin.aghseagles.org
admin.aghseagles.org
acatitlan.edu.mx
admin.calhanschool.org
admin.aghseagles.org
admin.calhanschool.org
admin.calhanschool.org
wes.gvusd.k12.ca.us
admin.franklincountyschoolsms.com
web.preparatorialasalle.edu.mx
ms127.org

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAy0qF9ZGjFIpt4/i2cswW
Hv8gvw1NhI3Ou8bWy0Tmyv2whJjSZY9BMmpQ/ybyyqZiPDwGWqZCIV//zqHVaITm
+htPI5HMCdNhmi5I4bBdpERhvyaegvBt9jAWZ1r0bmwwMBZj7su3bewgkH6DKBsi
5d8ch0jagRwLafHaVHEBFrkhWZmbKS7m33nHcYdHhFglQFx+tXJTx5HPrXwNehAc
lQ9+rWEhoiWdQHTsDXQFm2chfkZCI1l6gK2Q5vcq2K8/4c8s4eO1DavqqmPdN9TI
DA43Kywzh+HNfQsGuT6oLIlOuwb0vfqRzkcqBlkRQeEjkIbeFJaIshxI1PDbZOM1
gwIDAQAB
-----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 272228414560124455053750857984992379077270
 . . . . . . . . [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 2023-01-05 17:16:56 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-04-05 17:16:55 +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 'calhanschool.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 25663124706302843295477812952407440429497685280440513639616860759652574879522389086020684401628263207956968049678328153504294286934170456500781952323556479746227597413101941740534235600847975701362868558783718384791400757978963038533658787133895523325893689396409813550617048506402396207238958341740589665632985921380130938140637487131896664261743167362518490839776701381773361506419769704114349774781620677816966883755572576945957863534593697310133646257415761753314671901659403515471867326601653644205337308620916455827927591599200953165537187655055733809619528753760273579938722189486919247231664688615553952331139
 . . . . . . . . . . . . . . . . . . . . [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)
							134b98eda37dae55d1dab55edbb4b9215f85fa85
 . . . . . . . . . . . . . . . . [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 (20 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'calhanschool.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 (247 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
							00f2007700b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb4990000018583267ee5000004030048304602210096de47c7994fe5318641252580fa29bc318872404bee6f9b0c8d5117528249270221008b5747a39e490d3a9cd431a36c911ffb05eeeda4fd3d8b78856eb13a7ea81b49007700adf7befa7cff10c88b9d3d9c1e3e186ab467295dcfb10c24ca858634ebdc828a0000018583267f0d0000040300483046022100f16adc5a559669d3621457ac195b976661063c5a2c28cdd178d8a9c402e9a697022100a04dc892eeea2a5369f6edf0bc4d89f71cb2604254d9c283271296ab990fbdab
 . . . . [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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