demo.waterloo.io

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:cf:b6:d7:53:06:1e:65:a7:45:bf:88:68:f9:48:e7:ea:6f was issued on by Let's Encrypt.

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=demo.waterloo.io

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:cf:b6:d7:53:06:1e:65:a7:45:bf:88:68:f9:48:e7:ea:6f
Serial Number (int): 419130631202657461720121250709774648470127
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 99:9b:47:b9:c0:54:1d:b7:3a:83:a4:67:9a:c9:5e:16:98:8c:d9:d8
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 61:89:43:ec:dc:bc:1f:98:03:11:61:fc:b8:6f:20:dd:6a:f8:42:72
Fingerprint (sha256): 51:6f:fb:62:09:14:26:bc:05:5d:7a:aa:f5:e5:c9:b6:5f:c7:1d:27:10:c6:77:e9:15:61:a8:d0:2f:3b:dc:b8

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 demo.waterloo.io

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for demo.waterloo.io

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

8 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

demo.waterloo.io

Other certificates including the domain name waterloo.io

(limited to 100 certificates)
dev.waterloo.io
app.waterloo.io
content.waterloo.io
app.waterloo.io
app.waterloo.io
demo.waterloo.io
app.waterloo.io
*.waterloo.io
waterloo.io
app.waterloo.io
demo.waterloo.io
waterloo.io
app.waterloo.io
waterloo.io
waterloo.io
demo.waterloo.io
app.waterloo.io
demo.waterloo.io
waterloo.io
waterloo.io
content.waterloo.io
waterloo.io
demo.waterloo.io
app.waterloo.io
waterloo.io
sni.cloudflaressl.com
demo.waterloo.io
sni.cloudflaressl.com
app.waterloo.io
demo.waterloo.io
dev.waterloo.io
dev.waterloo.io
app.waterloo.io
*.waterloo.io
demo.waterloo.io
demo.waterloo.io
demo.waterloo.io
demo.waterloo.io
start.waterloo.io
app.waterloo.io
dev.waterloo.io
demo.waterloo.io
demo.waterloo.io
waterloo.io
waterloo.io
demo.waterloo.io
app.waterloo.io
app.waterloo.io
*.waterloo.io
app.waterloo.io
demo.waterloo.io
app.waterloo.io
waterloo.io
demo.waterloo.io
content.waterloo.io
dev.waterloo.io
waterloo.io
dev.waterloo.io
demo.waterloo.io
content.waterloo.io
dev.waterloo.io
demo.waterloo.io
demo.waterloo.io
demo.waterloo.io
app.waterloo.io
app.waterloo.io
waterloo.io
app.waterloo.io
waterloo.io
app.waterloo.io
waterloo.io
content.waterloo.io
app.waterloo.io
app.waterloo.io
demo.waterloo.io
demo.waterloo.io
demo.waterloo.io
demo.waterloo.io
dev.waterloo.io
waterloo.io
demo.waterloo.io
app.waterloo.io
demo.waterloo.io
app.waterloo.io
app.waterloo.io
demo.waterloo.io
app.waterloo.io
app.waterloo.io
dev.waterloo.io
app.waterloo.io
help.waterloo.io
app.waterloo.io
sni.cloudflaressl.com
demo.waterloo.io
waterloo.io
waterloo.io
waterloo.io

Certificate

The complete raw certificate details for demo.waterloo.io in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAqIF4xAqib3Ev85wYm19N
lHHJ6KdQJ8+HgFuAQhzAZP/VYyeXDxMd5p8YbXdhwe2dHe7zSieRnWKxA3Egsxth
5bPSc73kJSfJyZ3LjzjVzoB0i0s9XtFxHaNwRRZ+Y0QgfnLGWBq8Cd1Mx0vMAll6
9ZG4czP52VTfeDQf6Gfw3mf1zN/36r47ScTQ/KZXdJrepuJgpOUD4geqCr+vAAaT
M8U2pmj4NKZKWGgiqAxPU506KezZKpDd1JmfZcRM31/Bu4EvqG4f9xbf/l041BM8
gKqYz6PSj6AVDz51EUK25LgCovB9fvFQVwdwtpGy7zAqztqvxIflhTfB1uvlxI4T
4QIDAQAB
-----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 419130631202657461720121250709774648470127
 . . . . . . . . [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 2017-10-03 01:13:08 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-01-01 01:13:08 +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 'demo.waterloo.io'
 . . . . . . . . [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 21271880129492580442340578533362661073281283925859698775722411631921987411817956102729559146220317182800689012813168571659997937929359826514612891464862529474560309514133211437631738759698293977861037181288334379252385540411289397218390221939149038773697982146473148375961000292316071840345904598285716029879608186851673049716449612116016575661261655500164712836169034481621091658888169294062470990331449505488054632778166796138025288319269363303921321033622477804728288773639039639874996445283864453566624134743935191115917801740190182987949976351680437299363530209241084183191714076792917766961087566112210685924321
 . . . . . . . . . . . . . . . . . . . . [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)
							999b47b9c0541db73a83a4679ac95e16988cd9d8
 . . . . . . . . . . . . . . . . [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 (20 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'demo.waterloo.io'
 . . . . . . . . . . . . . . . . [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 (246 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 1.3.6.1.5.5.7.2.2 (unotice)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String 'This Certificate may only be relied upon by Relying Parties and only in accordance with the Certificate Policy found at https://letsencrypt.org/repository/'
 . . . . [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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