libcat.merlin.mb.ca

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:79:0b:b7:3b:04:7f:2c:05:e2:ad:0d:75:3e:c4:d1:87:4e 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=libcat.merlin.mb.ca

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:79:0b:b7:3b:04:7f:2c:05:e2:ad:0d:75:3e:c4:d1:87:4e
Serial Number (int): 302526597088011477049280241522869300987726
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 59:68:6a:7c:57:d3:66:4a:dd:ae:0b:47:ce:1c:80:4e:7a:9e:4e:0e
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 2a:61:dc:42:9b:60:d4:7a:1c:62:f6:20:b0:37:8b:29:f0:99:b5:18
Fingerprint (sha256): 3d:d6:0e:84:89:2d:cb:d0:5e:dd:85:dc:67:3d:3f:4b:eb:b4:ca:db:1b:f4:3f:90:fe:07:b2:e2:04:78:c4:0b

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org

Check the revocation status for certificate libcat.merlin.mb.ca

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for libcat.merlin.mb.ca

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

*.libcat.merlin.mb.ca
libcat.merlin.mb.ca

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stats.merlin.mb.ca
security.blog.merlin.mb.ca
boissevainschool.ca
sts.merlin.mb.ca
bgpmirror.merlin.mb.ca
bgpmirror.merlin.mb.ca
libcat.merlin.mb.ca
tmsd.mb.ca
libcat.merlin.mb.ca
libcat.merlin.mb.ca
tmsd.mb.ca
comm.merlin.mb.ca
*.merlin.mb.ca
tmsd.mb.ca
tmsd.mb.ca
bgpmirror.merlin.mb.ca
*.merlin.mb.ca
boissevainschool.ca
bgpmirror.merlin.mb.ca
www.merlin.mb.ca
tmsd.mb.ca
ithappens.merlin.mb.ca
tmsd.mb.ca
*.merlin.mb.ca
comm.merlin.mb.ca
libcat.merlin.mb.ca
bgpmirror.merlin.mb.ca
bgpmirror.merlin.mb.ca
libcat.merlin.mb.ca
tmsd.mb.ca
tmsd.mb.ca
tmsd.mb.ca
tmsd.mb.ca
mail.merlin.mb.ca
libcat.merlin.mb.ca
*.merlin.mb.ca
bgpmirror.merlin.mb.ca
bgpmirror.merlin.mb.ca
bgpmirror.merlin.mb.ca
libcat.merlin.mb.ca
boissevainschool.ca
boissevainschool.ca
conf.merlin.mb.ca
tmsd.mb.ca
*.merlin.mb.ca
tmsd.mb.ca
*.merlin.mb.ca

Certificate

The complete raw certificate details for libcat.merlin.mb.ca in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAmtKhMSEoiwB0BfOvG007
TjhRAbnWzPvbuTgOomdzFKHLq+6sjoVXxwPb/jw3NxVOQgvE0OeFjAgrZzWDtagt
8g/vpJ+GoOjTGcArvpws2OWEtzPfXqpsn9Tf4huuMR0gVy7sORkhD32+BUT2BgP0
9JAfLxkwCI2RbppeeqFoYl9Ze+bHrJgLyAE6NNWnUtL6eQiAxH8I+IS7vXEI0wxT
LQ3zatlyScYnPHXGqthSW3Kp/ADcpZMf8M58Xj8IbhmV4ddFFxKFgvzhSwCz+jVV
tm9BCNC/An20BA3uTah/gYSWNu1aiV7TFn4aA66EfYZg3O7jofIInSamuBTl1nCs
JQIDAQAB
-----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 302526597088011477049280241522869300987726
 . . . . . . . . [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 'Let's Encrypt Authority X3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-07-03 12:46:37 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-10-01 12:46:37 +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 'libcat.merlin.mb.ca'
 . . . . . . . . [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 19544564319215570996878858798742285083603226424842239181071723087837798358159085142677619816520298303771303913694907672181017963932640777648891642306100835118811608979315262238085791766942192405564591206566698780002432901857482494370825446206518370796482446589092617227558628765297240352581010473600615913892990143634190778720301579104570216618728493524884576406924274789800012675553942596694859813741898287771561555171838659358267839446344248826264547335098040219851831871776564792878248866105052952001210675691158017191209124886808871613968946208996508732692991282168379721086861299731230863813247861075927307955237
 . . . . . . . . . . . . . . . . . . . . [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)
							59686a7c57d3664addae0b47ce1c804e7a9e4e0e
 . . . . . . . . . . . . . . . . [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 a84a6a63047dddbae6d139b7a64565eff3a8eca1
 . . . . . . . . . . . . . . . . [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 (99 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://ocsp.int-x3.letsencrypt.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://cert.int-x3.letsencrypt.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 (46 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.libcat.merlin.mb.ca'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'libcat.merlin.mb.ca'
 . . . . . . . . . . . . . . . . [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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007600e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe0000016bb8164cad0000040300473045022073e1afa14179661b5ef807b8e7432ae075f332b464d8d955ad06ced3d2d3decb022100ce837f82d5ee406a1db87b2acefa7dfbbdbbd1314cfdab75fc4b41d745399aa100760063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016bb8164ca70000040300473045022100ec61e92769ef3836a45ddfa3b2377b8622de8bd3d12f082eeff9278ee1c3311002202bdbc7127c99fdb2bd18f599ada86acc5f54354e7f86c76e42d3422fc1c2f986
 . . . . [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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