catalog.ncwlibraries.org

Issued by R3

About this certificate

This digital certificate with serial number 03:09:5e:17:fa:0d:55:5b:d4:9a:f4:fc:99:ff:e2:07:e9:01 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:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

Certificate Subject

CN=catalog.ncwlibraries.org

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:09:5e:17:fa:0d:55:5b:d4:9a:f4:fc:99:ff:e2:07:e9:01
Serial Number (int): 264524471023659498771818071786870951897345
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: b2:f4:47:3b:fc:59:42:46:89:2b:b2:b2:b6:98:68:32:da:4c:4d:97
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 07:a1:f4:3f:9f:40:4c:7f:0c:5d:b7:6f:d1:68:d3:73:cd:2c:1e:0e
Fingerprint (sha256): b8:3e:5f:1c:e5:3b:c7:f2:4a:18:b5:51:b3:b0:30:1b:03:e2:2b:69:fc:48:19:e7:f7:ae:86:fc:28:b9:7e:b8

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

Revocation information

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

Check the revocation status for certificate catalog.ncwlibraries.org

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for catalog.ncwlibraries.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.ncwlibraries.org
ncwlibraries.aspendiscovery.org

Other certificates including the domain name ncwlibraries.org

(limited to 100 certificates)
ncwlibraries.org
ncwlibraries.org
ncwlibraries.org
ncwlibraries.org
ncwlibraries.org
ncwlibraries.org
catalog.ncwlibraries.org
ncwlibraries.org
catalog.ncwlibraries.org
ncwlibraries.org
ncwlibraries.org

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIFHjCCBAagAwIBAgISAwleF/oNVVvUmvT8mf/iB+kBMA0GCSqGSIb3DQEBCwUA
MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD
EwJSMzAeFw0yMzA3MjcwNzAxMThaFw0yMzEwMjUwNzAxMTdaMCMxITAfBgNVBAMT
GGNhdGFsb2cubmN3bGlicmFyaWVzLm9yZzCCASIwDQYJKoZIhvcNAQEBBQADggEP
ADCCAQoCggEBAOmn5zkDIg+XwGPis7R3UJFYZn+xjhG7mQJnb5nQshThJoF4GCkp
AqVvU4pLKtDjnYgdNBbPRnW2f74DtmZcKkpgym7UqBOw0cDZlbRbMMHQQK66mSiS
4+0Q0BP4AlcXfgndbyqqpGoX5NOZJ9Hbax0ozTnmFs8voa9t0RCxAdMylBS2ulGY
RYl8D234gwMYgRnKYGlFlv5aPjgDi3Pbl9yfGn1ZRUNnebT++wQITq3o/per3+tF
aDMULoHhunlLSUaEF8Qut2j8lX+aROISZ2B58ZKbR08I1AJyzKuNyPh2/AkeuGNT
5Vrezo65Zw09n6F6XA73Tb6jLvwlt3YCTx8CAwEAAaOCAjswggI3MA4GA1UdDwEB
/wQEAwIFoDAdBgNVHSUEFjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/
BAIwADAdBgNVHQ4EFgQUsvRHO/xZQkaJK7KytphoMtpMTZcwHwYDVR0jBBgwFoAU
FC6zF7dYVsuuUAlA5h+vnYsUwsYwVQYIKwYBBQUHAQEESTBHMCEGCCsGAQUFBzAB
hhVodHRwOi8vcjMuby5sZW5jci5vcmcwIgYIKwYBBQUHMAKGFmh0dHA6Ly9yMy5p
LmxlbmNyLm9yZy8wRAYDVR0RBD0wO4IYY2F0YWxvZy5uY3dsaWJyYXJpZXMub3Jn
gh9uY3dsaWJyYXJpZXMuYXNwZW5kaXNjb3Zlcnkub3JnMBMGA1UdIAQMMAowCAYG
Z4EMAQIBMIIBBAYKKwYBBAHWeQIEAgSB9QSB8gDwAHYAejKMVNi3LbYg6jjgUh7p
hBZwMhOFTTvSK8E6V6NS61IAAAGJll3U2gAABAMARzBFAiEA/LNYilRN7qYr4fO+
UWadyyzF78m7nocITPvHoNsCcXECIGq1P2yBRRy9vMW/b4uArFFTMtdnSQdWuGo/
zdI9fBcbAHYA6D7Q2j71BjUy51covIlryQPTy9ERa+zraeF3fW0GvW4AAAGJll3U
7AAABAMARzBFAiEAxi5YTzVS57w9hE5SdUqLCe5PAM0NPyvGzCnqnarHsPcCIDCr
4qmuurdrGKGAMNE4xrFRpA1lG3r4UM4VAAn52eg+MA0GCSqGSIb3DQEBCwUAA4IB
AQAwfVdXqIpODvlGAevSM2DVMu1246KZHZF4ihvSI/9fYEqijDHtPB9N+Ky2kNqh
D8uWHwqJ9lmWeXQBDW2GWzFLfaAVjrf7cy3mppU2YofNfYAWemdm8Gvq5JeEYZLZ
UnqaXvigWPS72Tsp9Kb6NHqjK8GPoCxIeucdxSdy+cr6Dio4MNIw/zu2JQjUL2Vh
WXwvXxdYrlVFgjPgnK/HBuz/JPH7Vat1nPhGiRJd1k+U0Y8euwDrlZpPyUiRt3/E
LBaODb5CPt/SKq3HNrOXYfngErbXgKUqF1YDbEtp6jU4Eu5Cuc6Hwcoh1cDZNqmJ
Cy+zv9CC1zT1le3DtTYrSof8
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA6afnOQMiD5fAY+KztHdQ
kVhmf7GOEbuZAmdvmdCyFOEmgXgYKSkCpW9Tiksq0OOdiB00Fs9GdbZ/vgO2Zlwq
SmDKbtSoE7DRwNmVtFswwdBArrqZKJLj7RDQE/gCVxd+Cd1vKqqkahfk05kn0dtr
HSjNOeYWzy+hr23RELEB0zKUFLa6UZhFiXwPbfiDAxiBGcpgaUWW/lo+OAOLc9uX
3J8afVlFQ2d5tP77BAhOrej+l6vf60VoMxQugeG6eUtJRoQXxC63aPyVf5pE4hJn
YHnxkptHTwjUAnLMq43I+Hb8CR64Y1PlWt7OjrlnDT2foXpcDvdNvqMu/CW3dgJP
HwIDAQAB
-----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 264524471023659498771818071786870951897345
 . . . . . . . . [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 2023-07-27 07:01:18 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-10-25 07:01:17 +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.ncwlibraries.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 29496321217616236417793706157488336619124334924063691420582975694591628839788649803418043623531818310853729963748290721196868324574055382683022286267989077773695672697497256850738137525413889659563048018679800781467880161942358546772451054353940811745920488565873218987361379349195568558984350123966958739506324896961160817719627561054258623815835749639536422846250997376262091214466947810570251424615029686822919571022811590345969879715204348394664337651900069867977497891646015379885343035136885778690741356072696159031683387861875332855667906941595340691406929157411642659537499842734688475817856366912199316360991
 . . . . . . . . . . . . . . . . . . . . [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)
							b2f4473bfc594246892bb2b2b6986832da4c4d97
 . . . . . . . . . . . . . . . . [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 (61 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'catalog.ncwlibraries.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ncwlibraries.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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f00076007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb5200000189965dd4da0000040300473045022100fcb3588a544deea62be1f3be51669dcb2cc5efc9bb9e87084cfbc7a0db02717102206ab53f6c81451cbdbcc5bf6f8b80ac515332d767490756b86a3fcdd23d7c171b007600e83ed0da3ef5063532e75728bc896bc903d3cbd1116beceb69e1777d6d06bd6e00000189965dd4ec0000040300473045022100c62e584f3552e7bc3d844e52754a8b09ee4f00cd0d3f2bc6cc29ea9daac7b0f7022030abe2a9aebab76b18a18030d138c6b151a40d651b7af850ce150009f9d9e83e
 . . . . [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)
		00307d5757a88a4e0ef94601ebd23360d532ed76e3a2991d91788a1bd223ff5f604aa28c31ed3c1f4df8acb690daa10fcb961f0a89f659967974010d6d865b314b7da0158eb7fb732de6a695366287cd7d80167a6766f06beae497846192d9527a9a5ef8a058f4bbd93b29f4a6fa347aa32bc18fa02c487ae71dc52772f9cafa0e2a3830d230ff3bb62508d42f6561597c2f5f1758ae55458233e09cafc706ecff24f1fb55ab759cf84689125dd64f94d18f1ebb00eb959a4fc94891b77fc42c168e0dbe423edfd22aadc736b39761f9e012b6d780a52a1756036c4b69ea353812ee42b9ce87c1ca21d5c0d936a9890b2fb3bfd082d734f595edc3b5362b4a87fc