cmb-s4.org
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:05:0a:fc:ee:06:14:21:34:13:2d:38:15:39:52:b6:8a:21 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): 03:05:0a:fc:ee:06:14:21:34:13:2d:38:15:39:52:b6:8a:21Serial Number (int): 263052875196346716677328424033867305224737
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 90:fb:1b:5e:a4:de:20:93:6f:eb:64:a1:72:e6:17:da:ed:34:6c:15
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): c8:4f:f7:f4:e3:96:6e:8a:42:a3:f1:72:ea:6d:be:e6:32:cc:24:3e
Fingerprint (sha256): f0:4e:c4:8e:0c:af:51:66:af:49:ae:39:a3:f0:99:12:9d:0f:94:90:e8:7e:36:d8:0a:20:f4:dd:82:dd:cf:8e
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----- MIIFcTCCBFmgAwIBAgISAwUK/O4GFCE0Ey04FTlStoohMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xODEyMTMyMjI0MDVaFw0x OTAzMTMyMjI0MDVaMBUxEzARBgNVBAMTCmNtYi1zNC5vcmcwggEiMA0GCSqGSIb3 DQEBAQUAA4IBDwAwggEKAoIBAQC++SCGVA4VWcuBeeNz0WDvQ8cE/7FLmaBsB2F/ 3Lhoc/wSxqU8R0Z3IoEyNHJep+VqOw07TEMsbudafJWdDAI/NpzTQzh2GFA0Mv8L 5H231njOV4dkARn+/+Rp33V3WC3+yl8cgfqTkWviTE4WTl/VvDDjQrQABb1g2TnF D4mtsruOHh3GBjvyDlVoRoSxWn0o1BgMJ/ezAxmzBfnXIA4xbJnQgoWDX69D9d8u BO0YsugYjQhqJlj5lodI9PBfhXSyvmHZa3fbz6WaiFjNcPtSSCIac6W2F9pw1FyU AQm18vbgivdcP+Nchr/QUBxSwL3nrAapthDR32Hjl7OI4D1HAgMBAAGjggKEMIIC gDAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMC MAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFJD7G16k3iCTb+tkoXLmF9rtNGwVMB8G A1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/zqOyhMG8GCCsGAQUFBwEBBGMwYTAu BggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50LXgzLmxldHNlbmNyeXB0Lm9yZzAv BggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgzLmxldHNlbmNyeXB0Lm9yZy8w OgYDVR0RBDMwMYIKY21iLXM0Lm9yZ4ITY21iLXM0LnVjaGljYWdvLmVkdYIOd3d3 LmNtYi1zNC5vcmcwTAYDVR0gBEUwQzAIBgZngQwBAgEwNwYLKwYBBAGC3xMBAQEw KDAmBggrBgEFBQcCARYaaHR0cDovL2Nwcy5sZXRzZW5jcnlwdC5vcmcwggEEBgor BgEEAdZ5AgQCBIH1BIHyAPAAdgBj8tvN6DvMLM8LcoQnV2szpI1hd4+9daY4scdo VEvYjQAAAWep4mPqAAAEAwBHMEUCIDwrooa8yj8RLh/K7vy46t1mrU6+p3vraUPV 6B07D7nZAiEA8iMnYpiTHl0IahHCcRB1tvHhh+UAWZro2A7g3dW5lPwAdgB0ftqD Ma0zEJEhnM4lT0Jwwr/9XkIgCMY3NXnmEHvMVgAAAWep4mWTAAAEAwBHMEUCIQDn 2eAxdWdSSwS2bgcq+nl1ehIRPgi0RPmxF9SZMrDqNgIgOkRVrvXTsZQl6qneoj5H RO0saQeV0gw2wej6QQbPY5MwDQYJKoZIhvcNAQELBQADggEBAHlRn05cJC2HGeQb ECfrHs7N3li/sFLLya9vfjr0F5aM04YOUOresycF+m0gnyrRilXLY/DLklyJIXCm cE2pAz+AyA9ow1osP8GsR4WEUcq8gEhZHGHBlp3mvMaJbVugjK2LXjgqiL4q/k/T Effx3CWi2unRNk5nq+9uIRvkkpnafDErocMS8JHbNWsl6ehRHcuxvsTY40TFH3Mc XdGLf77ALW78O/CnzF12hSYzKHoOvhwrvSH1b6uN7hG0LS+Ke1B+piWXDwre9vaD yLqjsC30EkfId3IYMkytGLpClg+BLbbMTM4olixks6PnmfryyLLP/Ql6mAimPSLV Zb2iwnA= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvvkghlQOFVnLgXnjc9Fg 70PHBP+xS5mgbAdhf9y4aHP8EsalPEdGdyKBMjRyXqflajsNO0xDLG7nWnyVnQwC Pzac00M4dhhQNDL/C+R9t9Z4zleHZAEZ/v/kad91d1gt/spfHIH6k5Fr4kxOFk5f 1bww40K0AAW9YNk5xQ+JrbK7jh4dxgY78g5VaEaEsVp9KNQYDCf3swMZswX51yAO MWyZ0IKFg1+vQ/XfLgTtGLLoGI0IaiZY+ZaHSPTwX4V0sr5h2Wt328+lmohYzXD7 UkgiGnOlthfacNRclAEJtfL24Ir3XD/jXIa/0FAcUsC956wGqbYQ0d9h45eziOA9 RwIDAQAB -----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 263052875196346716677328424033867305224737 . . . . . . . . [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 2018-12-13 22:24:05 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-03-13 22:24:05 +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 24108127070401854591403507574380265497042333149132077662295034257384301715167219555262196776730359172270134852522625885192343128880746704199312900300501446793914134337331191635172430778698720308221441254249205422330755804557435963746866245959036497978586150042766910009999893455568257141714831744312385874970081470093322852223114928036709864778931087322804379914832388884266414314951905153386876852394745923892897917820473566413349942272407012767554230218309999695781313477776450808261565927397044155658172655314178939620416337905844587507695524404763866241325072801347156124258049909105411296186338794851850239622471 . . . . . . . . . . . . . . . . . . . . [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) 90fb1b5ea4de20936feb64a172e617daed346c15 . . . . . . . . . . . . . . . . [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 (245 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes) 00f000760063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d00000167a9e263ea000004030047304502203c2ba286bcca3f112e1fcaeefcb8eadd66ad4ebea77beb6943d5e81d3b0fb9d9022100f223276298931e5d086a11c2711075b6f1e187e500599ae8d80ee0ddd5b994fc007600747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc5600000167a9e265930000040300473045022100e7d9e0317567524b04b66e072afa79757a12113e08b444f9b117d49932b0ea3602203a4455aef5d3b19425eaa9dea23e4744ed2c690795d20c36c1e8fa4106cf6393 . . . . [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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