DV SSL/TLS Certificate for www.npacanada.org

Certificate is witin its validity period

Issued by Let's Encrypt (R11)

About the www.npacanada.org DV SSL/TLS Certificate

This certificate with serial number 06:7f:e4:15:6e:40:57:b7:d0:06:f7:b9:7b:79:78:50:f7:f3 for www.npacanada.org was issued on by Let's Encrypt.

With 2 subject alternative names, this certificate can be used to secure multiple FQDNs. This DV SSL/TLS Certificate is currently within its validity period but we haven't checked the revocation status of this certificate, you can do this simply on revocationcheck.com. We have found some issues with the compliance of this certificate, they are be shown below. We hope this DV SSL/TLS Certificate review for www.npacanada.org provides you with the detailed information you were looking for.


We have identified some issues with this certificate:
  • 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)

Let's Encrypt

Organization: Let's Encrypt
Country: US

This X.509 certificate will expire on

Certificate Details

Serial Number (hex): 06:7f:e4:15:6e:40:57:b7:d0:06:f7:b9:7b:79:78:50:f7:f3
Serial Number (int): 566192751446956461004251109383188010563571
Serial Number Length: 139 bits, 18 octets

Subject Key Identifier: cd:10:a7:38:c9:82:92:14:b9:6c:df:69:a0:89:42:b8:4e:7e:f6:d5
Authority Key Identifier: c5:cf:46:a4:ea:f4:c3:c0:7a:6c:95:c4:2d:b0:5e:92:2f:26:e3:b9

Fingerprint (SHA-1): 47:c3:2a:ee:43:6a:54:42:92:12:e2:3f:72:34:68:3c:b1:bf:b3:47
Fingerprint (SHA-256): 93:40:9a:7c:b7:87:a0:d8:84:7d:8e:e4:6e:5d:f3:c5:24:36:1d:75:08:88:99:14:c6:7f:64:a6:05:34:7d:79

Issuing Certificate URL: http://r11.i.lencr.org/

Revocation Information

CRL Distribution Point: http://r11.c.lencr.org/116.crl

Check the revocation status for certificate www.npacanada.org
2
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details of the X.509 certificate for www.npacanada.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
10
CA Certificate
This is not a CA certificate

Subject Alternative Names

X.509 Certificate

The complete raw X.509 certificate details for www.npacanada.org in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAsYYWnavLxPFkS9LY3cxa
l0T2+stspxRRn2284XQHy60jqEAoOjwigBjU1pAM/eAgAxihvQ1UvE5k3UW5+eZY
AiAyqneos8SbjWExKm0dqez2LBrg1AWoKhKmOeGyD9AZe6Zutuh7IkwzQ8QE1G9Y
q/sQbMXezo/i79pxqpwXDZvIbwCDQVrrxVfDbs+ux+FB/KGIPMzdEgcjre53uGuY
jZTZ+2i5FpBSFLGG8qKD4dQROd38nOMhnndbOPdGOq4qdi6irJX/Ic8SMLnAOLgb
wmuMhmhVSgLg5X7vmnKWmCvXUTdDln35LOJY527t4qvmbmFKwnzl3ZT9rRkB6lPq
QwIDAQAB
-----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 566192751446956461004251109383188010563571
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11
 . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'R11'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-06-12 09:07:46 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-09-10 09:07:45 +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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'www.npacanada.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
 . . . . . . . . . . . . . . . . [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 22410301405487299579215724855370383686676804682547015732369112177983607151816348745404518590175900420125779641418633889864971890142499586849278467234439177720765167563051999291584481229862084635413313317540121076548237827942069911352893300929229806272532678187308056599071803449961208217752724550213587638774743460894184926821824293992919745774118791536572739872417458542524454801463794554662212403772766649484669077644833929350693433736612931536847193230701813631322037901531257650981090305044434138461868301097341905525812622040228201678018628455720769054441762158754983781681650998074100515111258958327186554350147
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes)
							cd10a738c9829214b96cdf69a08942b84e7ef6d5
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.35
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName c5cf46a4eaf4c3c07a6c95c42db05e922f26e3b9
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (39 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r11.i.lencr.org/'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.17
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (36 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'npacanada.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.npacanada.org'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.32
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.31
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (40 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r11.c.lencr.org/116.crl'
 . . . . . . . . . . . . . . . . [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)
							00f1007700ed3c4bd6e806c2a4a20057dbcb24e23801df512fedc486c5700f20ddb73e3fe000000197639ac2d60000040300483046022100f1f226e15d8b926135ac9fe008f6c82bef115f9ac4f8016b7d0358e3217d25e90221009d8c8acf3f101d17c94d62f5b01a36c481f050a6751f53c8cfed914464686ca70076000de1f2302bd30dc140621209ea552efc47747cb1d7e930ef0e421eb47e4eaa3400000197639ac2cb0000040300473045022100a845a9d18719e763be90bad50ba7490064276f1634bd6d8ed8af183c0c4232a302205370b663095924d27cd3a0226981c0844891a4aa95b92f3dc4dfc2f9eeb8490d
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11
 . . . . . . . . [c:0|t:5|false] NULL []
 . . . . [c:0|t:3|false] BIT STRING (2048 bits)
		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