cmb-s4.org
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 04:fd:85:4a:20:ef:ea:d9:bf:a7:68:d5:1c:1e:54:78:aa:ec was issued on by Let's Encrypt.
With 3 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=cmb-s4.org
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 04:fd:85:4a:20:ef:ea:d9:bf:a7:68:d5:1c:1e:54:78:aa:ecSerial Number (int): 434717754779490664123093931121173516036844
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: 82:4d:d8:e0:55:c9:84:e8:92:71:0d:6a:94:68:42:4e:2b:cb:55:09
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 89:32:b7:bb:90:89:30:6c:df:63:fb:a2:cc:79:70:08:38:73:cd:f9
Fingerprint (sha256): 6e:7f:21:04:d6:96:02:90:7f:4e:fd:27:83:57:0e:b0:92:8c:1e:c8:cd:d3:7f:4d:61:06:19:75:18:b8:c9:02
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate cmb-s4.org
3
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for cmb-s4.org
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
cmb-s4.org
cmb-s4.uchicago.edu
www.cmb-s4.org
cmb-s4.uchicago.edu
www.cmb-s4.org
Other certificates including the domain name cmb-s4.org
(limited to 100 certificates)
Certificate
The complete raw certificate details for cmb-s4.org in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIFcDCCBFigAwIBAgISBP2FSiDv6tm/p2jVHB5UeKrsMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEwMDkyMTI0MjZaFw0y MDAxMDcyMTI0MjZaMBUxEzARBgNVBAMTCmNtYi1zNC5vcmcwggEiMA0GCSqGSIb3 DQEBAQUAA4IBDwAwggEKAoIBAQDGGZd/L4gBv5G8wXKxOXFjnjEtniSL0bGfUNa7 6WI5qx6QWKtO2fPkEEi0Y2WHoWEPBdIZlqFUIWiMF3efWa5iz/PE0Q1sjpIU2+sJ jvAgNIMsBxdxCxl6l8MAkRrmBxDVWSv1v5L1m1wDtqChBkXEFe5mbam+rcVZRUMJ HUgL4Pn1SRHCGiFphAM7fzx+oV8t0m7QOZQaeRQVOhRznzMXsiznBo8BGWJqGBFD IyEGY0XZe49odJSbiQNWMVuwxr6TiQu4O5q+dZR7LxMZ0mnbdfz7N3K6/G13QCe3 ZABEWIrrYC6NoQhkTKW4TJevPrjD5sZXFig4GMSg/z56u3gjAgMBAAGjggKDMIIC fzAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMC MAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFIJN2OBVyYToknENapRoQk4ry1UJMB8G A1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/zqOyhMG8GCCsGAQUFBwEBBGMwYTAu BggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50LXgzLmxldHNlbmNyeXB0Lm9yZzAv BggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgzLmxldHNlbmNyeXB0Lm9yZy8w OgYDVR0RBDMwMYIKY21iLXM0Lm9yZ4ITY21iLXM0LnVjaGljYWdvLmVkdYIOd3d3 LmNtYi1zNC5vcmcwTAYDVR0gBEUwQzAIBgZngQwBAgEwNwYLKwYBBAGC3xMBAQEw KDAmBggrBgEFBQcCARYaaHR0cDovL2Nwcy5sZXRzZW5jcnlwdC5vcmcwggEDBgor BgEEAdZ5AgQCBIH0BIHxAO8AdgBep3P531bA57U2SH3QSeAyepGaDIShEhKEGHWW gXFFWAAAAW2yn5akAAAEAwBHMEUCIQCZknU5GJPhcIQaJCmEYfSJUzVzir323cRf xtxL9+QgwQIgPhN1nKCcLOoH0cwaJfsHLbQWevbAJ986wl7887FnvHkAdQApPFGW VMg5ZbqqUPxYB9S3b79Yeily3KTDDPTlRUf0eAAAAW2yn5aVAAAEAwBGMEQCIEnZ YuxbgZ1qpZGM3j7LZEV0aladPevqzv7/GfOkSBFSAiBd5Cw3j6YnZW6ZML3JU1pq cDIulNOtKThYc85D4qLH/TANBgkqhkiG9w0BAQsFAAOCAQEAUGT2xI6meQ9AKEWR rga9cnv/7I6bxpQuivZrX6Zx7s92uj0McW7zsbheep4kxFFX4lKy5kNu3A4Lk1I9 d+P5ms4f75LKbUPO3baukOqA1atPESzBu9bpOE2sAaiZSeAxcXox/wfIum+dMGEA izngNaaTlleeN7Q3RORBpVl5qc4AHzpJ9or+Dqg+ywSpzOdU3t82qusWwpkIuT// 6BP4anj8awpvQFyj1vQC1bWDOwGn6xH7Gy896gT6Rig0jws+bKekWlpGJU4zoQ9X dbCRrkJkZz6tV9iUcwyStvt6tPAevtqnvKajXdDSIR9MKAa4CPMv2B9CMa6/Sot6 cmA8pw== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAxhmXfy+IAb+RvMFysTlx Y54xLZ4ki9Gxn1DWu+liOasekFirTtnz5BBItGNlh6FhDwXSGZahVCFojBd3n1mu Ys/zxNENbI6SFNvrCY7wIDSDLAcXcQsZepfDAJEa5gcQ1Vkr9b+S9ZtcA7agoQZF xBXuZm2pvq3FWUVDCR1IC+D59UkRwhohaYQDO388fqFfLdJu0DmUGnkUFToUc58z F7Is5waPARliahgRQyMhBmNF2XuPaHSUm4kDVjFbsMa+k4kLuDuavnWUey8TGdJp 23X8+zdyuvxtd0Ant2QARFiK62AujaEIZEyluEyXrz64w+bGVxYoOBjEoP8+ert4 IwIDAQAB -----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 434717754779490664123093931121173516036844 . . . . . . . . [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 2019-10-09 21:24:26 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-07 21:24:26 +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 'cmb-s4.org' . . . . . . . . [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 25007804162537169083201307068121270163699834662464934235329732420248331950155589393604569032902082713705276764709338565002855275147568795561412584456950430396299829357645123403999347048096574063062593546102108955261743525381287083138709670934297963133398393337293995906970093510946712332349895651604540734117118318897666030924430492272034937428505804440979869827948723360949996298274006050246172843862272912424863667716422629217466634149079523931381055033972083612326833720377092129127898550114210141760443388626213926483107093207122991057374986481861386914635733501074134900920270266530156501249127581542982566508579 . . . . . . . . . . . . . . . . . . . . [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) 824dd8e055c984e892710d6a9468424e2bcb5509 . . . . . . . . . . . . . . . . [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 (51 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cmb-s4.org' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cmb-s4.uchicago.edu' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.cmb-s4.org' . . . . . . . . . . . . . . . . [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) 00ef0076005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016db29f96a40000040300473045022100999275391893e170841a24298461f4895335738abdf6ddc45fc6dc4bf7e420c102203e13759ca09c2cea07d1cc1a25fb072db4167af6c027df3ac25efcf3b167bc79007500293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016db29f96950000040300463044022049d962ec5b819d6aa5918cde3ecb6445746a569d3debeacefeff19f3a448115202205de42c378fa627656e9930bdc9535a6a70322e94d3ad29385873ce43e2a2c7fd . . . . [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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