libcat.merlin.mb.ca

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:57:42:0f:b0:db:95:c3:d9:fd:13:19:ce:c1:76:5d:82:78 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): 03:57:42:0f:b0:db:95:c3:d9:fd:13:19:ce:c1:76:5d:82:78
Serial Number (int): 291029234236678476600949387785069649560184
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: a2:e1:c0:57:a3:33:5f:71:e4:11:05:94:a8:c7:36:01:66:e8:4b:92
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 81:1b:9b:7b:ec:25:f6:49:3e:c0:12:85:d4:49:c3:64:07:ad:71:46
Fingerprint (sha256): 8f:b8:f0:bf:37:97:ca:64:d2:09:d7:0f:52:8b:c3:48:c7:16:7d:00:35:f6:43:e1:36:42:6a:cc:99:bc:2c:5c

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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*.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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAsn8VPacaiLaBz0sEMBti
HLDGbVdcltB9ppnDANVctX0ePb9GVQ8yEQPZuKLQSUPaefkGP8a9BVUfx5i8Jqb1
frhnyhH5XpYcdKIYYgo7MhxcrgKS+3pLvaXXURx+VDBfJCHi5FsBKxUAlJA2f3oO
yC2MJd9/OxodMc/SrNazozE6WYaFsF9cZXvcr1YwF9cgdqvOCAj+mxKYqX/Ltt5R
XBaum+IvBllhagwJWlPWOZcDIF/HwM1VwAfiE8ZuBoRKatIBNqNnA83lLf17e+N5
sGDAUfWJQ72ZWSoyqJddShN2Czr3unkXesYBCQ/4n9BAGdtkNRlJGW/9AQv9XcnB
OQIDAQAB
-----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 291029234236678476600949387785069649560184
 . . . . . . . . [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 2019-09-12 17:41:52 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-12-11 17:41:52 +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 22533085233078982785682492090983013215491180150838859322525045003512936103134900434736823997902184979604282937268421636158776883746361126849964663403314425283794191680767544457605462868655265433169958746976648659784886281393576977468623081137092439495770673936145977086022485552135129810481647041943611020170490185627632005930892827039592450461736410197615846980392232284607008730317113943538772960156056822880892271931892606688532457130743103528220272355913444144450102139709429646207349681122552096636554894380076523310654860592606495790920750194440464524512253305717828641449276929913152686083575699068298004644153
 . . . . . . . . . . . . . . . . . . . . [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)
							a2e1c057a3335f71e4110594a8c7360166e84b92
 . . . . . . . . . . . . . . . . [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)
							00ef007600747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc560000016d26c820f70000040300473045022100937f4859153d5e684417b2194e8756bdd1ca2dc95f582a7f0ee9e60d1e70d28a0220177778172aac84d7f89ed88772c0307062d30c1a2eff1fbe5caaf591a408b18900750063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016d26c81f15000004030046304402201e1bc4d4fd45028e8afb8b98c0d07a30ec4d40adeffd6c81127765f164d04cd602201b5a26df4bd568603bbb25dd4c668749e20a029e6a853c5afb2f517d0dfc8fa1
 . . . . [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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