libcat.merlin.mb.ca

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:8f:61:83:5e:5b:3d:28:ae:b2:06:73:82:79:e6:ff:ac:7a was issued on by Let's Encrypt.

With 4 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): 03:8f:61:83:5e:5b:3d:28:ae:b2:06:73:82:79:e6:ff:ac:7a
Serial Number (int): 310126853485229738416887988679705676983418
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 95:ec:aa:56:b8:5a:19:6a:02:62:14:41:4d:d0:8e:e5:85:8d:85:76
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): ee:4c:d3:ee:71:f0:47:a3:2d:7a:bb:17:4c:03:a2:de:9a:0a:c8:ea
Fingerprint (sha256): a2:53:b4:dd:96:7e:55:f9:10:fd:ad:ef:79:24:ac:82:7e:30:52:b1:95:c4:d5:81:b3:99:6e:e6:a3:7c:3d:4e

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

4

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
afo.merlin.mb.ca
dpsu.merlin.mb.ca
libcat.merlin.mb.ca

Other certificates including the domain name merlin.mb.ca

(limited to 100 certificates)

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIFmjCCBIKgAwIBAgISA49hg15bPSiusgZzgnnm/6x6MA0GCSqGSIb3DQEBCwUA
MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD
ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTExMTkxNDI4MTNaFw0y
MDAyMTcxNDI4MTNaMB4xHDAaBgNVBAMTE2xpYmNhdC5tZXJsaW4ubWIuY2EwggEi
MA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQC/WkK4UKExbMHnf0AU8C6nRdpd
oZVB8hQn2BZfYF97rqB6u5ofwZk4swHk656KnKgCaQOUwIlCbm5zlUgGdnicT3Pt
cNkvR4YYMjyheuQnMTgk0Lv+m+ZlLHhO4vQKS0Ius4nwlzhpOe1qtcNTn2bd5LJL
6uVJt0f+6YiIA57EONgq9OtkfYUwEQIrXRk2Lnk0KsOWjDmVYT6neHKULAnFfUWm
PmIpDTn65I8HxnfnOXIzlSSiNl7ahDyu6d3OcxpRqJJEUJhu5tmMZn0PlPHjgahK
zbY0s9gsvTpVMpVX6+8IFZrkyzkXwjSDB9S1HOJwfBHBke1MhfiH/Ofrg23bAgMB
AAGjggKkMIICoDAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYIKwYBBQUHAwEG
CCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFJXsqla4WhlqAmIUQU3Q
juWFjYV2MB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/zqOyhMG8GCCsGAQUF
BwEBBGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50LXgzLmxldHNlbmNy
eXB0Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgzLmxldHNlbmNy
eXB0Lm9yZy8wWgYDVR0RBFMwUYIVKi5saWJjYXQubWVybGluLm1iLmNhghBhZm8u
bWVybGluLm1iLmNhghFkcHN1Lm1lcmxpbi5tYi5jYYITbGliY2F0Lm1lcmxpbi5t
Yi5jYTBMBgNVHSAERTBDMAgGBmeBDAECATA3BgsrBgEEAYLfEwEBATAoMCYGCCsG
AQUFBwIBFhpodHRwOi8vY3BzLmxldHNlbmNyeXB0Lm9yZzCCAQQGCisGAQQB1nkC
BAIEgfUEgfIA8AB2AF6nc/nfVsDntTZIfdBJ4DJ6kZoMhKESEoQYdZaBcUVYAAAB
boRHRgYAAAQDAEcwRQIhAKwRrYBry/5URNLSxDD9JFpCiUvZXVTZ/Q8qUAi9XylW
AiAJQwSK7Yu4cR0GlLXUnsUQTkmUfazk7Y027Yyjj5R2WAB2ALIeBcyLos2KIE6H
ZvkruYolIGdr2vpw57JJUy3vi5BeAAABboRHRfsAAAQDAEcwRQIgRqRvNFKKffbb
4C1Dp8xx0IU4JNTkaOK2DZovjhxBH1wCIQC1xTNI9YnWyoUPWtqUFnHduzYoLzHg
x+4ewyAi+H51RjANBgkqhkiG9w0BAQsFAAOCAQEAbfC+I/Rgv3LQbc0p/NLMfszv
2RdY4Fq4E7wA4cqrvX0m36l9Cwh6tcLLFuxhaFjwB2RiOfBhs/l4TrQsGNI9R21f
ii/vq0t6uuIDlTTGVX70cHC9zcYqbvCfQXNcrEFiabJBllDiSqJGau0QD9NvKhGf
da4yr8MD6BaRMypAygjbEs6GUX0PON7S8Lfk2R9UsLl6SJRUHizS5MI5d0z2UWYx
h0QAm6a5+fb/8nBVGH38KwDJA6HSonZM/GJjx0Sc9FLazXyLlmWXeYU6TC8DLkjH
w4cj39pHZ2aeo8ONkUhzEhYTk4evbIh14Af0SDAi+E9DmkAQW/Rga/jgaWnriA==
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAv1pCuFChMWzB539AFPAu
p0XaXaGVQfIUJ9gWX2Bfe66geruaH8GZOLMB5OueipyoAmkDlMCJQm5uc5VIBnZ4
nE9z7XDZL0eGGDI8oXrkJzE4JNC7/pvmZSx4TuL0CktCLrOJ8Jc4aTntarXDU59m
3eSyS+rlSbdH/umIiAOexDjYKvTrZH2FMBECK10ZNi55NCrDlow5lWE+p3hylCwJ
xX1Fpj5iKQ05+uSPB8Z35zlyM5UkojZe2oQ8rundznMaUaiSRFCYbubZjGZ9D5Tx
44GoSs22NLPYLL06VTKVV+vvCBWa5Ms5F8I0gwfUtRzicHwRwZHtTIX4h/zn64Nt
2wIDAQAB
-----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 310126853485229738416887988679705676983418
 . . . . . . . . [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 2019-11-19 14:28:13 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-02-17 14:28:13 +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 24156025421546368875220736068798674416322495994315478876409713848632261322580072669146450831023048221171704141529802669211411443360401789852734282379386246420366812954152957989232774399862738908608114376189191223103387978356198868759855547561684756274049575892761779597854073931208576374992977317612923442884209816883708770771786193207551575772452147179691007943264481506660316281043509190805931986986991150414136379781073906503061991857805226829555691072025516997418807009421308451525257624045774043897196558868813009213296424035158310580480405312377934953324199588442678792495204234343347882985638874559607176654299
 . . . . . . . . . . . . . . . . . . . . [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)
							95ecaa56b85a196a026214414dd08ee5858d8576
 . . . . . . . . . . . . . . . . [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 (83 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 'afo.merlin.mb.ca'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'dpsu.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)
							00f00076005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016e844746060000040300473045022100ac11ad806bcbfe5444d2d2c430fd245a42894bd95d54d9fd0f2a5008bd5f295602200943048aed8bb8711d0694b5d49ec5104e49947dace4ed8d36ed8ca38f947658007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016e844745fb0000040300473045022046a46f34528a7df6dbe02d43a7cc71d0853824d4e468e2b60d9a2f8e1c411f5c022100b5c53348f589d6ca850f5ada941671ddbb36282f31e0c7ee1ec32022f87e7546
 . . . . [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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