libcat.merlin.mb.ca

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:a0:ce:7d:c7:ac:97:4b:13:c6:52:6c:8f:05:06:c0:4e:3f 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:a0:ce:7d:c7:ac:97:4b:13:c6:52:6c:8f:05:06:c0:4e:3f
Serial Number (int): 316056510556743481695722118677676009999935
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 70:40:7c:2a:0b:c2:8c:53:e5:26:ac:89:8a:6a:0b:e2:7a:23:ae:b5
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 85:f0:97:1a:03:53:57:37:47:54:f9:45:71:eb:ba:0f:12:d1:83:63
Fingerprint (sha256): 87:cb:b1:dc:32:99:41:e4:27:d6:42:60:68:9b:af:48:da:03:56:da:7f:87:86:4a:40:9a:df:d6:54:9d:3f:dd

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

Other certificates including the domain name merlin.mb.ca

(limited to 100 certificates)
boissevainschool.ca
libcat.merlin.mb.ca
tmsd.mb.ca
tmsd.mb.ca
tmsd.mb.ca
*.merlin.mb.ca
tmsd.mb.ca
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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAqEogrAW2bJb8WGaA8lYa
Jap8B5IiBRU72JtuJIG4bnQJr+D08wKHRpa6HomtwYlb0XwRYS3V513F8u9Hv0as
cLpy4sTtIoHs1YxQ5k7rpRBoD2+vwwoDhBfoUGOsLcf5VcixFkZNOUrUgAOduEA3
Qmh+UKI7QEIokGtrjyYBl1AMML84dD3WBeX4CSw0VYuzG2UPCMxWGEtyRtw8r2d8
nXCktKcbmwrnAjOVgyR2olMMM9nuq0scl9uKxI5j9UQzZgRrXJGVeMLw+rmIsKYl
nxr2P1xVJFg3+8v7kJ1+BhYteMOGKHzr5qq/BaJRnybXfhwrfchbSqhM+QLPhau+
3QIDAQAB
-----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 316056510556743481695722118677676009999935
 . . . . . . . . [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 2018-12-21 15:23:36 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-03-21 15:23:36 +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 21244588928487315801320184444604728161214578321355525683240468433789930652015219383954591337907518951747230920347506660211679224234404113124304864044575615733768250300286646833029985857321717129603891925064625271173167420936954719110561329378965768259256587594103899622265885505858547489380518458206334736966807243882934303456857313600666393892870973889693397484360793438804452689049611376318765567852925674307672586210920728826761861415059566410777803375811728070554115860952466274119345583039745669428510417086538785580898153717808583333424302482290067854952096262006326601631554985422060375563000065212628234649309
 . . . . . . . . . . . . . . . . . . . . [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)
							70407c2a0bc28c53e526ac898a6a0be27a23aeb5
 . . . . . . . . . . . . . . . . [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)
							00f0007600747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc5600000167d1944eda0000040300473045022100e2fe4c41e62592880f077cc6d7c42c031e7748fe58bdbb2e4cc1051464bae85c02205cefbd94ccbcbac29c83a1bd6fce013ecb7496677f43b7d4d0fd3ed09ca43f0200760063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d00000167d1944d4a0000040300473045022100a4f414ea61dd2769d151f45dca79e82c7c823fd62e5efd2ff70e77f7c4c5aaa302205863b0cb6bd8fc61ac0b31bc0f70ec4b92e14000375416f12ad9a5c7889e4797
 . . . . [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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