catalog.sbplibrary.org

Issued by R3

About this certificate

This digital certificate with serial number 04:c2:ec:32:e2:c6:c4:1a:81:ad:87:4e:b6:80:6f:f8:60:ec 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:
  • 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=catalog.sbplibrary.org

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:c2:ec:32:e2:c6:c4:1a:81:ad:87:4e:b6:80:6f:f8:60:ec
Serial Number (int): 414777884931123653095261458058207435448556
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: b4:b2:c8:e5:06:fa:f2:ae:06:e5:bf:a9:7a:2a:5d:bf:ab:21:35:5b
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 14:d6:3d:0e:26:bd:74:4a:26:7e:cd:6a:bf:16:ea:f2:24:b0:b4:33
Fingerprint (sha256): 2e:d0:73:ce:56:89:4c:9f:73:37:06:af:60:81:82:c3:9f:77:bc:1b:d4:99:09:54:ee:df:8a:e5:7a:24:ba:f5

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

Revocation information

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

Check the revocation status for certificate catalog.sbplibrary.org

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for catalog.sbplibrary.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

catalog.sbplibrary.org
santabarbara.aspendiscovery.org

Other certificates including the domain name sbplibrary.org

(limited to 100 certificates)
santabarbaraca.gov
santabarbaraca.gov
santabarbaraca.gov
santabarbaraca.gov
catalog.sbplibrary.org
catalog.sbplibrary.org
santabarbaraca.gov

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA6RpyePfh8GhzAb1c0qXi
csdJewFJPj5K/NCxcFMYzNpANOcJWbYJRui7gECwk94EDmm/u1ZL307PmLtMTDJp
iZzlUlQPlQtpjAlLfFGuAqDw34AJUAyKUlyjW6bJbi7s1w4gYfFQIzFeAIRHo7u0
0iW87edLfwZNLQcJGpWJE/5JCEY1ov4V+3lPSnBBRRKLtEh75J+hChusJqS4ntp+
bUu0uYp3WrCkX6ekultExj7szzfnWQqMWUv+oCzh9iOwR86kuQjkS9CPvrFSXglx
6ZBC4WdLRVS0X46LaqIs4ddH3qHUhRzh6B5xoZxXb8+vyeigssKP83iszWt4U4cW
yQIDAQAB
-----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 414777884931123653095261458058207435448556
 . . . . . . . . [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 2024-01-29 08:08:09 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-04-28 08:08:08 +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 'catalog.sbplibrary.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 29426566636930341684888243896607069251912606164827504522301623430221434060173556508896478280306692499968296769829097687194870776179049763727732121602212799782464232734911199174313037157935285912728311474487060446903994295612814628876883835465639105673980868217671173661564233298002089949481594013041768279473126839571367037174006337955746813271802279978706783490872946160457039039097563352184445574657484735526821803409569430579062921870010197801713661798714356213625911927364313851549171655592217371022156760734475337237117800445274300329959922545185452953954199359787198748610980677621994172791687706708775205803721
 . . . . . . . . . . . . . . . . . . . . [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)
							b4b2c8e506faf2ae06e5bfa97a2a5dbfab21355b
 . . . . . . . . . . . . . . . . [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 (59 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'catalog.sbplibrary.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'santabarbara.aspendiscovery.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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007600a2e2bfd61ede2f2f07a0d64e6d37a7dc6543b0c6b52ea2dab78af89a6df517d80000018d5479e1380000040300473045022100a733f08213f2d82861d694ef31c59bbc31a1a2843748033121c63bcb654b24f502203582229cecca14a70c9575ba1d32d7e8ef1f79c0575e653b43f7fc4fc0a22c86007700eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018d5479e1e300000403004830460221009208cfa773d9ec4151f56f6a4af99f137f25ede5758696118909a37c12bb7b27022100b283a2dcfb7e3af78b0c7824b329c60209d1695f29e2d8f5fda92ac1f7b9c1e7
 . . . . [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)
		00684bca33f65a71e86b4eab6b43ede833411aca413de2e33ad065f1647545cd2f3cd40caa2fb1009217e29dc05fc725c57e9d3c4c011f357bcad38ce4d52cc1a134face156b79c13f7c1a0b933828b23ba5931aa2f9b948bae3b733ea80a7e5a4946f2fcc47a8b5f41c9c266f18f1e238629840cb8e484c539d0e87edab1d64c298c98587e007247568682287beca86f39f439d2ffd64129330913da318e5b9808489ccbcf72a3783537653d35b20c4ce2bd6e95148c8f8340f6dd26a6ff7864fd1b5dd71f213d287f242212ca2cadb1a7809e67f3d39da500ce22401d21f134e2d4bf5dfc8d40a6d4dc17e7f5ee89b63ebb3836866dc7427a33e838d8e7c28ed