homeschooltextbooks.org

Issued by R3

About this certificate

This digital certificate with serial number 03:f1:c3:14:60:bc:49:81:2f:c8:30:4c:2c:5c:8a:d1:8f:da was issued on by Let's Encrypt.

With 10 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=homeschooltextbooks.org

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:f1:c3:14:60:bc:49:81:2f:c8:30:4c:2c:5c:8a:d1:8f:da
Serial Number (int): 343604213490371104012347590244041472708570
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 72:bd:2a:3f:2f:39:45:b8:30:41:ea:0f:d4:5e:e4:74:fb:a7:ba:5e
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 61:91:af:a8:78:8a:ec:d7:ff:91:90:c8:f7:13:c0:f9:63:6c:29:f0
Fingerprint (sha256): b7:dd:c3:1a:a2:d2:af:91:31:04:87:76:a3:07:05:8b:55:5a:d1:cf:a6:9c:7a:d4:2d:6b:ba:be:18:ab:a9:0e

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

Revocation information

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

Check the revocation status for certificate homeschooltextbooks.org

10

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for homeschooltextbooks.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

almostcomando.com.cupcake.in
greenbuilderexpo.com
guntrywv.org
homeschooltextbooks.org
igadaba.net
nm.cosfacts.org
oralw.pro
teatrocentrale.com
texascoastbooks.com.cluttermaster.com
xn--i-1ga.at.gaybroker.com

Other certificates including the domain name homeschooltextbooks.org

(limited to 100 certificates)
arbitragespacs.com.homeschooltextbooks.org
freedomforschool.org
omniversial.com.agconstruction.ca
trail50.club
unitedsweetsofamerica.com.homeschooltextbooks.org
arbitragespacs.com.homeschooldiploma.org
unwantedkingdom.org
goodwater.vc
arbitrage.sc
scinewswire.org
homeschooltextbooks.org
homeschooltextbooks.org
arbitrageur.cc
homeschooltextbooks.org
prodougtive.org

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIFwDCCBKigAwIBAgISA/HDFGC8SYEvyDBMLFyK0Y/aMA0GCSqGSIb3DQEBCwUA
MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD
EwJSMzAeFw0yMzEyMzEwNTIyMDNaFw0yNDAzMzAwNTIyMDJaMCIxIDAeBgNVBAMT
F2hvbWVzY2hvb2x0ZXh0Ym9va3Mub3JnMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8A
MIIBCgKCAQEA2JL+K7yO0cX8Vw3qwH+jLamoZlKQG2f9JLeBo/78iDZuOhe3fyWG
uVuaHZza7pQkLP2X9wkkAkmUDxKUPFOTSpYz/xbFwKkazGbDU/NZ1CL9Z0Q1fSJ+
oXtHqJGZuEjOIxMiAvI6FUg9elp4xM3k66fBe9PiBBV8yIRQmRPqIBeYhQwiGnRn
e/5LnAi/RDD+wfsFrrQdaTnhCnE7sFQLlQ+ngeu8walsl3j1iQ6BqZ5+RiXKjunq
sxrL3T7kx0t4f4EJd0Qe+VrTudOw2N0tNbU5DMiPa3RJ/Bg1sOzwk2P3dJ/Iav2N
aUQ29ZXl0rcu9a7Os8+zhmwuUiIGLibghQIDAQABo4IC3jCCAtowDgYDVR0PAQH/
BAQDAgWgMB0GA1UdJQQWMBQGCCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8E
AjAAMB0GA1UdDgQWBBRyvSo/LzlFuDBB6g/UXuR0+6e6XjAfBgNVHSMEGDAWgBQU
LrMXt1hWy65QCUDmH6+dixTCxjBVBggrBgEFBQcBAQRJMEcwIQYIKwYBBQUHMAGG
FWh0dHA6Ly9yMy5vLmxlbmNyLm9yZzAiBggrBgEFBQcwAoYWaHR0cDovL3IzLmku
bGVuY3Iub3JnLzCB5gYDVR0RBIHeMIHbghxhbG1vc3Rjb21hbmRvLmNvbS5jdXBj
YWtlLmlughRncmVlbmJ1aWxkZXJleHBvLmNvbYIMZ3VudHJ5d3Yub3Jnghdob21l
c2Nob29sdGV4dGJvb2tzLm9yZ4ILaWdhZGFiYS5uZXSCD25tLmNvc2ZhY3RzLm9y
Z4IJb3JhbHcucHJvghJ0ZWF0cm9jZW50cmFsZS5jb22CJXRleGFzY29hc3Rib29r
cy5jb20uY2x1dHRlcm1hc3Rlci5jb22CGnhuLS1pLTFnYS5hdC5nYXlicm9rZXIu
Y29tMBMGA1UdIAQMMAowCAYGZ4EMAQIBMIIBBAYKKwYBBAHWeQIEAgSB9QSB8gDw
AHUAouK/1h7eLy8HoNZObTen3GVDsMa1LqLat4r4mm31F9gAAAGMvoliRAAABAMA
RjBEAiAaZWB5Si7JzTNJhzYxTQLRpNfDUz0Glmvwsy0S5qCS+wIgBm1Ke0B+2L0s
ZMQC7fzEI4RpxDMzn6mU8FChBF1GSqMAdwA7U3d1Pi25gE6LMFsG/kA7Z9hPw/TH
vQANLXJv4frUFwAAAYy+iWJlAAAEAwBIMEYCIQCEU+AvQr2XunhZqyRWwpeCBLR+
yfthtX0nfV1fvGbDrwIhAJ/1d2aZ6TVhgqHO9CuQ0yJbfjAx4qz1onRFu7rUNyfj
MA0GCSqGSIb3DQEBCwUAA4IBAQCac2FXSfKsTfMFvU7vKUjCmEsnG3ZaYaAR09+u
Cn/NT95M6tiWlAVJJ7CPd4c376X0giRp1j6R8ERR4TLBWnBIgXDVAACtdn2326r+
fOUWkiyVjY7plqO+VLWekWUmk/E8cP19PhTLnnniO66NsgQ/g/UCX6pzB6c9ZjoR
aE5FdiEJheTJZvKzPJf0+5GKnO6NR/guIimNu0nNZz/2tL+t4Qu+EJLtxLPAAhNN
ZGETmkdN4z+DbCqTtwh1VTrA0f0xjCrjxcifHtZHCNTjfP+HrBo8WU+n7ESDgC+m
BSPkdfB6ZFsn0a7GsQEXTYHoX35ckcfysWMcOAH4kD6eYCRp
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA2JL+K7yO0cX8Vw3qwH+j
LamoZlKQG2f9JLeBo/78iDZuOhe3fyWGuVuaHZza7pQkLP2X9wkkAkmUDxKUPFOT
SpYz/xbFwKkazGbDU/NZ1CL9Z0Q1fSJ+oXtHqJGZuEjOIxMiAvI6FUg9elp4xM3k
66fBe9PiBBV8yIRQmRPqIBeYhQwiGnRne/5LnAi/RDD+wfsFrrQdaTnhCnE7sFQL
lQ+ngeu8walsl3j1iQ6BqZ5+RiXKjunqsxrL3T7kx0t4f4EJd0Qe+VrTudOw2N0t
NbU5DMiPa3RJ/Bg1sOzwk2P3dJ/Iav2NaUQ29ZXl0rcu9a7Os8+zhmwuUiIGLibg
hQIDAQAB
-----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 343604213490371104012347590244041472708570
 . . . . . . . . [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 2023-12-31 05:22:03 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-03-30 05:22:02 +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 'homeschooltextbooks.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 27339958750951919117885822124125598792924246552094134396098869121020281761865249588301909969698490073785749961860287904792458336265391276634030885597743557796470163056565597530110133543670707585511004638405439940342460610030095581088810799870847785440703842429694132054357180610669410541777721919584248989975532810449929592035096916829553489520334374346501394680795506703635968538251338170171509446369992786836450938480691146332265173087470529488729264182924522548338985171285586191883494536422519610536509207404396784431835309967864406028539617300430803318647596538716100500015671840067644595180374101710716226953349
 . . . . . . . . . . . . . . . . . . . . [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)
							72bd2a3f2f3945b83041ea0fd45ee474fba7ba5e
 . . . . . . . . . . . . . . . . [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 (222 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'almostcomando.com.cupcake.in'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'greenbuilderexpo.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'guntrywv.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'homeschooltextbooks.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'igadaba.net'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'nm.cosfacts.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'oralw.pro'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'teatrocentrale.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'texascoastbooks.com.cluttermaster.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'xn--i-1ga.at.gaybroker.com'
 . . . . . . . . . . . . . . . . [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)
							00f0007500a2e2bfd61ede2f2f07a0d64e6d37a7dc6543b0c6b52ea2dab78af89a6df517d80000018cbe896244000004030046304402201a6560794a2ec9cd33498736314d02d1a4d7c3533d06966bf0b32d12e6a092fb0220066d4a7b407ed8bd2c64c402edfcc4238469c433339fa994f050a1045d464aa30077003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018cbe89626500000403004830460221008453e02f42bd97ba7859ab2456c2978204b47ec9fb61b57d277d5d5fbc66c3af0221009ff5776699e9356182a1cef42b90d3225b7e3031e2acf5a27445bbbad43727e3
 . . . . [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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