libcat.merlin.mb.ca

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:35:8b:6b:64:1c:eb:6e:ec:6b:60:6b:5e:18:05:d4:d0:50 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): 03:35:8b:6b:64:1c:eb:6e:ec:6b:60:6b:5e:18:05:d4:d0:50
Serial Number (int): 279557143539800657027494291517102408126544
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: f3:1d:d5:02:5b:86:ba:39:82:60:32:f0:49:af:02:8c:11:3f:a2:72
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 9d:aa:5e:31:cb:86:a8:07:3a:71:d1:a7:4c:1a:76:cf:a8:eb:81:cd
Fingerprint (sha256): 4d:56:b9:e3:ec:15:f9:77:e1:ae:1c:e6:03:76:d2:3b:e1:5a:bf:46:6b:e9:9b:11:f8:f3:a4:cc:5e:df:c9:e9

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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAsPqwf637xxXAkq+dsmO6
kVLoc3iz831GVoUY6nb4tOHSITXwfmJp0zD3tg+ksJ0aDvWU7njZzfiULfLSabnL
Bl29atIbC7GVyNy46rM/zIV+pJ2irsudz9iaTf6vXCwHz5jv9FuuHF70oNfa3IAH
o4ZEmI2YEiy7PjjgcuHrB5d3ph1QQ1sPR6jA1ku91iN31y/jEqTaIdmHPWi2ukMQ
+zJzzhvhLrRyJ3o2ywTSSYLgRRmAOo0psm1BuE0qkIEs+SAhU5C+Log4wZ/jeVXx
E8CzQyz6esaNb6YEZoTHlwceMt9IdD63OMxIKqj59KcjkW6nk/7cKQoapkzm+UDU
rwIDAQAB
-----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 279557143539800657027494291517102408126544
 . . . . . . . . [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 2019-04-24 17:11:03 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-07-23 17:11:03 +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 22341561248316333847044540884051134812766349391617779139924219073691244318162042309492997483619400642842898839059867273310135269527906056476759214035902260358793238427082650589038077873296711683480402054118422495860148778334502872446000718628771309420250841349271186325067306851582181537100131142547297585528392670479424151614622362843234017524886892459883257157698844007845771840704163196809476601716360559805267509343983624844224239692746034917486545010290862683219460457791790143591143249309176339522516170157343903299686139964330635496155959340598579103763917723917500921147528831840277508258083162647674843354287
 . . . . . . . . . . . . . . . . . . . . [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)
							f31dd5025b86ba39826032f049af028c113fa272
 . . . . . . . . . . . . . . . . [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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007600747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc560000016a508b3db8000004030047304502204d2170f7de366ec772b7b4579e07d71505738d5aa7af3234b64158a36f8e70b80221009f01a71c1738bf707a11b6047eb64b3e894f926a750a84aeba3a66f98262977200750063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016a508b3dc20000040300463044022075b7514dc5bbc971db359aa1805bf253ef1d70393e3bff8b3a81aefbd2ecaade02202068763f77395cdecf9630e701e87b133f27ad64e6580a452c6551f787025272
 . . . . [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)
		0070cb7f8030d425c721122f2cc516b63b3b89ed4c71c338acca97c59766909af61d38e6e2e5de6c2171d422ce262da5e5b4d1d2ca59987ef1f6387e09ca57e0680f8c9832641d06c0b2a735e77cbef78ea2201bc790abb301b9d9ee88dda842bbe2929881ad1359268625c442d8af38abb4a182f2c1a5e9d351aece38afe49ce785c69cafeda4106bb217b5f7818221e35f9391cba4a69b3aab31d9b442395c7923b1880f5f7833ed40eb83d511816b09c4ad35db7e9f3c27d8ed4b7c7918d5d5b5385913e128c2d85207589de6b79edf936ab29a6efd5c3d3e5e71136a3d636b5e8f330d8be19ddb56bfaddea104e55afae7bb2a036b5154f23ddc53037e0ebb