mail.math.toronto.edu
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:7d:12:e2:65:74:9f:9c:ae:fb:92:6b:e6:dd:94:10:c8:a1 was issued on by Let's Encrypt.
With 6 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=mail.math.toronto.edu
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:7d:12:e2:65:74:9f:9c:ae:fb:92:6b:e6:dd:94:10:c8:a1Serial Number (int): 303897255281175439585345122145637191698593
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: a4:ce:27:7a:81:3f:54:f5:ce:95:ff:b5:73:bf:36:83:af:d3:42:e4
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 47:f5:a7:4d:47:c6:84:d9:50:f7:b9:00:b2:59:4a:3e:59:e1:af:b4
Fingerprint (sha256): 10:44:2e:db:7f:c0:6c:71:3b:53:0a:91:70:52:68:08:18:e1:3f:2b:eb:0d:aa:ad:0b:4a:24:03:b5:04:fa:dd
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate mail.math.toronto.edu
6
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for mail.math.toronto.edu
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
imap.math.toronto.edu
imap.math.utoronto.ca
mail.math.toronto.edu
mail.math.utoronto.ca
smtp.math.toronto.edu
smtp.math.utoronto.ca
imap.math.utoronto.ca
mail.math.toronto.edu
mail.math.utoronto.ca
smtp.math.toronto.edu
smtp.math.utoronto.ca
Other certificates including the domain name toronto.edu
(limited to 100 certificates)
support.cs.toronto.edu
gradapps.cs.toronto.edu
www.teach.cs.toronto.edu
*.teach.cs.toronto.edu
services.cs.toronto.edu
webfiles.cs.toronto.edu
dcsis.cs.toronto.edu
heavenly.csl.utoronto.ca
cs.toronto.edu
dcsweb.cs.toronto.edu
bejih.com
gradapply.engineering.utoronto.ca
tdp.lio.mybluehost.me
flapstest.cs.toronto.edu
mail.math.toronto.edu
webfiles.cs.toronto.edu
taglab.ca
imap.cs.toronto.edu
dcsweb.cs.toronto.edu
usra.cs.toronto.edu
plan.cs.toronto.edu
bejih.com
webmail.cs.toronto.edu
openbsd.cs.toronto.edu
www.dgp.toronto.edu
openbsd.cs.toronto.edu
nrostatic.com
dcsweb.cs.toronto.edu
copd.cs.toronto.edu
dcsweb.cs.toronto.edu
telluride.csl.utoronto.ca
dcsil.cs.toronto.edu
taglab.ca
markus.teach.cs.toronto.edu
bejih.com
aasdsloth.gsm.cornell.edu
pump.math.toronto.edu
services.cs.toronto.edu
ece496v2.ece.toronto.edu
internal.ece.utoronto.ca
support.cs.toronto.edu
csweb.cs.toronto.edu
pcrs.teach.cs.toronto.edu
bejih.com
mail.math.toronto.edu
dcsil.cs.toronto.edu
mu.math.toronto.edu
mail.dgp.toronto.edu
pump.math.toronto.edu
markus.teach.cs.toronto.edu
www.taglab.toronto.edu
mpadmin.math.toronto.edu
webfiles.cs.toronto.edu
www.cs.toronto.edu
csweb.cs.toronto.edu
godzilla.cs.toronto.edu
cs.toronto.edu
seinternal.cs.toronto.edu
dcsweb.cs.toronto.edu
openbsd.cs.toronto.edu
www.dgp.toronto.edu
toronto.edu
gradapps2.cs.toronto.edu
*.teach.cs.toronto.edu
gradapps.cs.toronto.edu
bejih.com
magellan.ece.toronto.edu
openbsd.cs.toronto.edu
industryday.cs.toronto.edu
itstatus.math.toronto.edu
ug251.eecg.toronto.edu
internal.ece.toronto.edu
plan.cs.toronto.edu
tapp-dev.cs.toronto.edu
services.cs.toronto.edu
courseography.cdf.toronto.edu
www.cdf.toronto.edu
www.cdf.toronto.edu
rt.dgp.toronto.edu
aria.cs.toronto.edu
socialissues.cs.toronto.edu
cairo.csl.toronto.edu
csweb.cs.toronto.edu
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aasdsloth.gsm.cornell.edu
openbsd.cs.toronto.edu
hisokusa.cs.toronto.edu
tapp.cs.toronto.edu
mathplus.math.toronto.edu
cs.toronto.edu
gradapps.cs.toronto.edu
csweb.cs.toronto.edu
pcrs.teach.cs.toronto.edu
csweb.cs.toronto.edu
usra.cs.toronto.edu
se.cs.toronto.edu
*.teach.cs.toronto.edu
bejih.com
dcsil.cs.toronto.edu
cs.toronto.edu
gradapps.cs.toronto.edu
www.teach.cs.toronto.edu
*.teach.cs.toronto.edu
services.cs.toronto.edu
webfiles.cs.toronto.edu
dcsis.cs.toronto.edu
heavenly.csl.utoronto.ca
cs.toronto.edu
dcsweb.cs.toronto.edu
bejih.com
gradapply.engineering.utoronto.ca
tdp.lio.mybluehost.me
flapstest.cs.toronto.edu
mail.math.toronto.edu
webfiles.cs.toronto.edu
taglab.ca
imap.cs.toronto.edu
dcsweb.cs.toronto.edu
usra.cs.toronto.edu
plan.cs.toronto.edu
bejih.com
webmail.cs.toronto.edu
openbsd.cs.toronto.edu
www.dgp.toronto.edu
openbsd.cs.toronto.edu
nrostatic.com
dcsweb.cs.toronto.edu
copd.cs.toronto.edu
dcsweb.cs.toronto.edu
telluride.csl.utoronto.ca
dcsil.cs.toronto.edu
taglab.ca
markus.teach.cs.toronto.edu
bejih.com
aasdsloth.gsm.cornell.edu
pump.math.toronto.edu
services.cs.toronto.edu
ece496v2.ece.toronto.edu
internal.ece.utoronto.ca
support.cs.toronto.edu
csweb.cs.toronto.edu
pcrs.teach.cs.toronto.edu
bejih.com
mail.math.toronto.edu
dcsil.cs.toronto.edu
mu.math.toronto.edu
mail.dgp.toronto.edu
pump.math.toronto.edu
markus.teach.cs.toronto.edu
www.taglab.toronto.edu
mpadmin.math.toronto.edu
webfiles.cs.toronto.edu
www.cs.toronto.edu
csweb.cs.toronto.edu
godzilla.cs.toronto.edu
cs.toronto.edu
seinternal.cs.toronto.edu
dcsweb.cs.toronto.edu
openbsd.cs.toronto.edu
www.dgp.toronto.edu
toronto.edu
gradapps2.cs.toronto.edu
*.teach.cs.toronto.edu
gradapps.cs.toronto.edu
bejih.com
magellan.ece.toronto.edu
openbsd.cs.toronto.edu
industryday.cs.toronto.edu
itstatus.math.toronto.edu
ug251.eecg.toronto.edu
internal.ece.toronto.edu
plan.cs.toronto.edu
tapp-dev.cs.toronto.edu
services.cs.toronto.edu
courseography.cdf.toronto.edu
www.cdf.toronto.edu
www.cdf.toronto.edu
rt.dgp.toronto.edu
aria.cs.toronto.edu
socialissues.cs.toronto.edu
cairo.csl.toronto.edu
csweb.cs.toronto.edu
share.math.toronto.edu
aasdsloth.gsm.cornell.edu
openbsd.cs.toronto.edu
hisokusa.cs.toronto.edu
tapp.cs.toronto.edu
mathplus.math.toronto.edu
cs.toronto.edu
gradapps.cs.toronto.edu
csweb.cs.toronto.edu
pcrs.teach.cs.toronto.edu
csweb.cs.toronto.edu
usra.cs.toronto.edu
se.cs.toronto.edu
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bejih.com
dcsil.cs.toronto.edu
cs.toronto.edu
Certificate
The complete raw certificate details for mail.math.toronto.edu in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIF1zCCBL+gAwIBAgISA30S4mV0n5yu+5Jr5t2UEMihMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEwMDIxOTM2NDRaFw0x OTEyMzExOTM2NDRaMCAxHjAcBgNVBAMTFW1haWwubWF0aC50b3JvbnRvLmVkdTCC ASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBANHGuMfMMwKn+X8NWsP4dtAK oTWfZaRPXZIkjlD1gyxpeUzO6BG+ZX8yR3L2QChgzNubZSmFm33YWlaYhnDxATtK vtQoIFx8Aql7qicDdVf/rGPE/7YnHuGS8iJ8qMNuR4CW7P/cRwbNBIr27Tc9Ls0M 7ljzVp90hcCYlzn4Vt30YO/C8ELGg9M9yzIjK8TYcj85/CEWwNHux4EtAVpQTbqn 6HP9IIpFcPRY0wjdBH8zpuwpv4DyVkfiuv7rWK3f+6yus+N7YP09QSvfoOh8KdRT i6b/74Jh+SeC1xkGpyniNWihrunAA5RAX8Gy8tTUnOZ7rHlwCLV/BNU0/DJhHXkC AwEAAaOCAt8wggLbMA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUEFjAUBggrBgEFBQcD AQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQUpM4neoE/VPXOlf+1 c782g6/TQuQwHwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3pkVl7/Oo7KEwbwYIKwYB BQUHAQEEYzBhMC4GCCsGAQUFBzABhiJodHRwOi8vb2NzcC5pbnQteDMubGV0c2Vu Y3J5cHQub3JnMC8GCCsGAQUFBzAChiNodHRwOi8vY2VydC5pbnQteDMubGV0c2Vu Y3J5cHQub3JnLzCBlQYDVR0RBIGNMIGKghVpbWFwLm1hdGgudG9yb250by5lZHWC FWltYXAubWF0aC51dG9yb250by5jYYIVbWFpbC5tYXRoLnRvcm9udG8uZWR1ghVt YWlsLm1hdGgudXRvcm9udG8uY2GCFXNtdHAubWF0aC50b3JvbnRvLmVkdYIVc210 cC5tYXRoLnV0b3JvbnRvLmNhMEwGA1UdIARFMEMwCAYGZ4EMAQIBMDcGCysGAQQB gt8TAQEBMCgwJgYIKwYBBQUHAgEWGmh0dHA6Ly9jcHMubGV0c2VuY3J5cHQub3Jn MIIBAwYKKwYBBAHWeQIEAgSB9ASB8QDvAHYAdH7agzGtMxCRIZzOJU9CcMK//V5C IAjGNzV55hB7zFYAAAFtjjB6NgAABAMARzBFAiEAtONp2EWY9xmNbWE71wULfKVv 2SfutTg8zpmH1NvkBDcCIBCPng1yOvyT1Svx3Wz/uDp9BxmDMKM3keB4b2fEkzXT AHUAKTxRllTIOWW6qlD8WAfUt2+/WHopctykwwz05UVH9HgAAAFtjjB6VgAABAMA RjBEAiBJmDElHV60mC4otdXCF8G8EFsuP1bg5SRoMJJSHLy1zwIgZmDKuwo66gZs eAkOv1eccPOzJAqNzudkNz7tYTbqKLcwDQYJKoZIhvcNAQELBQADggEBAHF9vFAw JEIIOK/gkMqlzxD5D6tLWjJl6TXq3rb47M/i1ARMVCpavL//qZ3x7xeqBfAY37oq 4AFkXihB+WQZaT05qCd3azAk/zvp+n4LYdGl7Jer2IXcy/A1LtCIJnnmZdNgmOZm NUaIwO+827hXZjRllLCroZjPpoywmNcHmxpy0P4+wrE8JIcrZC+1iJYFQB9DPweI d8OdsUSuTYfiGemZbYUQGrbzcdSIgMR3D1VO7Cv8zzr0+qkcqEivQP7sj4HsPD+7 fWSn/QT32F4tRNmT8bH+8yeg/bg4syDplqz8ZSJn6p6pNjm3FfHe93vSiYGRsOra vOvEfnFMITXrC5o= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA0ca4x8wzAqf5fw1aw/h2 0AqhNZ9lpE9dkiSOUPWDLGl5TM7oEb5lfzJHcvZAKGDM25tlKYWbfdhaVpiGcPEB O0q+1CggXHwCqXuqJwN1V/+sY8T/tice4ZLyInyow25HgJbs/9xHBs0EivbtNz0u zQzuWPNWn3SFwJiXOfhW3fRg78LwQsaD0z3LMiMrxNhyPzn8IRbA0e7HgS0BWlBN uqfoc/0gikVw9FjTCN0EfzOm7Cm/gPJWR+K6/utYrd/7rK6z43tg/T1BK9+g6Hwp 1FOLpv/vgmH5J4LXGQanKeI1aKGu6cADlEBfwbLy1NSc5nuseXAItX8E1TT8MmEd eQIDAQAB -----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 303897255281175439585345122145637191698593 . . . . . . . . [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 2019-10-02 19:36:44 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-12-31 19:36:44 +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 'mail.math.toronto.edu' . . . . . . . . [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 26481799109093511578672909502105612143429963101519801221904302657088954969014449950812510164358493095375741474474727340814641352422443420663984214280499194788597358525385070805027256651301210567045871341375968519456388505708084216957137082224018421526355382331566461118036073404363893757055101197532799210073767487652456255411194822363064084401734240835564000676769802385200205994826307437704825476166474378589328976604568511683640679468293194738677386095917640528120795521004534687695062373320025993319718788002021267473343634415708673647824384149317121164769334056380883665470402849709193257523647722679493134982521 . . . . . . . . . . . . . . . . . . . . [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) a4ce277a813f54f5ce95ffb573bf3683afd342e4 . . . . . . . . . . . . . . . . [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 (141 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'imap.math.toronto.edu' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'imap.math.utoronto.ca' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail.math.toronto.edu' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail.math.utoronto.ca' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'smtp.math.toronto.edu' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'smtp.math.utoronto.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) 00ef007600747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc560000016d8e307a360000040300473045022100b4e369d84598f7198d6d613bd7050b7ca56fd927eeb5383cce9987d4dbe404370220108f9e0d723afc93d52bf1dd6cffb83a7d07198330a33791e0786f67c49335d3007500293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016d8e307a5600000403004630440220499831251d5eb4982e28b5d5c217c1bc105b2e3f56e0e524683092521cbcb5cf02206660cabb0a3aea066c78090ebf579c70f3b3240a8dcee764373eed6136ea28b7 . . . . [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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