workrooms.ucalgary.ca
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:d2:53:be:b6:cb:cb:8e:32:ba:8f:86:a7:b8:9b:4b:fe:c7 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=workrooms.ucalgary.ca
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:d2:53:be:b6:cb:cb:8e:32:ba:8f:86:a7:b8:9b:4b:fe:c7Serial Number (int): 332907471016275949120900359543956087504583
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 18:19:34:cf:75:65:3d:53:fc:62:da:2b:7d:cc:eb:b4:e8:38:40:6a
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 58:2c:23:5f:fc:b5:eb:0d:c8:1d:43:b1:71:b3:e6:76:8a:b7:54:91
Fingerprint (sha256): 00:c4:90:4b:21:aa:8f:f3:d2:61:ee:f1:8a:2f:6a:c3:6f:24:00:46:dd:61:94:3f:04:ba:02:5b:e7:a2:39:02
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate workrooms.ucalgary.ca
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for workrooms.ucalgary.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
workrooms.ucalgary.ca
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Certificate
The complete raw certificate details for workrooms.ucalgary.ca in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIFYTCCBEmgAwIBAgISA9JTvrbLy44yuo+Gp7ibS/7HMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0yMDAxMjgyMzAwMTRaFw0y MDA0MjcyMzAwMTRaMCAxHjAcBgNVBAMTFXdvcmtyb29tcy51Y2FsZ2FyeS5jYTCC ASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBAONOt11tUeg1LVr1QNxez48O ele36oufzpF1+E2CoHCDIOmQF99NED0caEnWOvYpVHnMmVPcnRB+pquX7cApLUun KEQtTdPGwZAF3LJxoB9rz8AqsIJCe0tf+0oDf2ZltkgmOdQel/m5YHHTO0UIwobl VNpgiJJLDmIzwbWsSpsTZRwYE5QfO02WA+soE03PrSa4Lo9Jg1N0Gs0fqUkwSOxN EFQWfgN3UQvs3Hw/KzCooZuO+TBvUhwfBhiVw7aG6I2nOaqyAQ9OUtaV6UTM1Mmc q8Iuy7y0hbLI3HQyUTx4cqQHKj0O+6fXdkS5lYDf3q0RjimQ3QANtS1gZqgKAgkC AwEAAaOCAmkwggJlMA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUEFjAUBggrBgEFBQcD AQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQUGBk0z3VlPVP8Ytor fczrtOg4QGowHwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3pkVl7/Oo7KEwbwYIKwYB BQUHAQEEYzBhMC4GCCsGAQUFBzABhiJodHRwOi8vb2NzcC5pbnQteDMubGV0c2Vu Y3J5cHQub3JnMC8GCCsGAQUFBzAChiNodHRwOi8vY2VydC5pbnQteDMubGV0c2Vu Y3J5cHQub3JnLzAgBgNVHREEGTAXghV3b3Jrcm9vbXMudWNhbGdhcnkuY2EwTAYD VR0gBEUwQzAIBgZngQwBAgEwNwYLKwYBBAGC3xMBAQEwKDAmBggrBgEFBQcCARYa aHR0cDovL2Nwcy5sZXRzZW5jcnlwdC5vcmcwggEDBgorBgEEAdZ5AgQCBIH0BIHx AO8AdQBep3P531bA57U2SH3QSeAyepGaDIShEhKEGHWWgXFFWAAAAW/umTJ+AAAE AwBGMEQCIGKiHmYIs/UarO7AQF+LSgLo/JWwxSqxvSNNqvlH779MAiB9rNMcLq67 hNN07KWPtwfqYC7G+1ZJCPM0zj1ymC21AQB2ALIeBcyLos2KIE6HZvkruYolIGdr 2vpw57JJUy3vi5BeAAABb+6ZMmgAAAQDAEcwRQIhAPpXkghsqo2KWKqDwbSNA2E+ EZD8A5ll+hLMr13Eh26vAiAGgizzjYqwm1jK1pUjPidLURERh4GkQXlR/HoLW9XU 8jANBgkqhkiG9w0BAQsFAAOCAQEAZVHFJCyXF4armX2cjZcwabnSZXhXpRlJyiHH l6DZYaGnuHxkZQa+P1vz8CpTBhfbEnCgb2Pe8vL41oX9qWVWK08WBde2KFgjMYeL /G26oy6Wa4ap79wJZFnDXmUFA3LYM2ibx+jN6BUY5V9eu4PCZzLc4poJgJEWX0t9 Dlnl1SKw1Iup66vrRs6DycbeZ3DhWbw7Ern/NIME+Ybcp2Dtu0fB2VA5GXEdMOZl kDH/LTUj+lebKvaMUadNDliAVYf3u+D2Zy1INwPlUs8hHX1gZGTPdhnCc/UQCB/2 CGHexf+oFZRr3hG38nI12ZHTSIIGigePrMxs0oDcdyA5TeItag== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA4063XW1R6DUtWvVA3F7P jw56V7fqi5/OkXX4TYKgcIMg6ZAX300QPRxoSdY69ilUecyZU9ydEH6mq5ftwCkt S6coRC1N08bBkAXcsnGgH2vPwCqwgkJ7S1/7SgN/ZmW2SCY51B6X+blgcdM7RQjC huVU2mCIkksOYjPBtaxKmxNlHBgTlB87TZYD6ygTTc+tJrguj0mDU3QazR+pSTBI 7E0QVBZ+A3dRC+zcfD8rMKihm475MG9SHB8GGJXDtobojac5qrIBD05S1pXpRMzU yZyrwi7LvLSFssjcdDJRPHhypAcqPQ77p9d2RLmVgN/erRGOKZDdAA21LWBmqAoC CQIDAQAB -----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 332907471016275949120900359543956087504583 . . . . . . . . [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 2020-01-28 23:00:14 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-04-27 23:00:14 +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 'workrooms.ucalgary.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 28694911666412084805881206404902217784639358875267115312418473165129008631747658008385996253982110217104639554707029027821236830985615938171505001174138322036382250719722912620242955718528566620990484734599459748254565578679236814418516327299709048438947760385332576901836583392215710928606657748995003469608059395212752335485172126511511077226872992334645843520565518974844052208552019636075553528849937779850383725121736463668521214386247639374620779133499639839973964143354801051125362181762768181860666914335349607240720095587816031237681164272980608555886647492600622945654130746456138851802263735973127486308873 . . . . . . . . . . . . . . . . . . . . [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) 181934cf75653d53fc62da2b7dccebb4e838406a . . . . . . . . . . . . . . . . [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 (25 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'workrooms.ucalgary.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) 00ef0075005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016fee99327e0000040300463044022062a21e6608b3f51aaceec0405f8b4a02e8fc95b0c52ab1bd234daaf947efbf4c02207dacd31c2eaebb84d374eca58fb707ea602ec6fb564908f334ce3d72982db501007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016fee9932680000040300473045022100fa5792086caa8d8a58aa83c1b48d03613e1190fc039965fa12ccaf5dc4876eaf022006822cf38d8ab09b58cad695233e274b5111118781a4417951fc7a0b5bd5d4f2 . . . . [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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