jhutnt.jh.edu
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:42:29:e0:d0:82:43:28:05:84:b1:a8:aa:d7:2c:15:d5:b2 was issued on by Let's Encrypt.
With 2 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=jhutnt.jh.edu
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:42:29:e0:d0:82:43:28:05:84:b1:a8:aa:d7:2c:15:d5:b2Serial Number (int): 283851159663447814445784500593564279231922
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 03:e7:a2:60:74:18:a7:d8:f5:d7:ff:32:31:39:80:14:0f:ed:f0:fd
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): ea:02:fc:2b:ce:43:99:0b:0d:09:f4:42:02:16:56:c1:45:2f:93:40
Fingerprint (sha256): 33:0c:dd:06:a4:3a:45:14:84:45:18:ee:bd:ea:dd:a9:b7:41:ea:19:2d:ed:06:20:6c:33:66:28:7e:a0:5c: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 jhutnt.jh.edu
2
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for jhutnt.jh.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
jhutnt.jh.edu
www.jhutnt.jh.edu
www.jhutnt.jh.edu
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Certificate
The complete raw certificate details for jhutnt.jh.edu in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIFZTCCBE2gAwIBAgISA0Ip4NCCQygFhLGoqtcsFdWyMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0yMDAyMjcxMjQ0NDNaFw0y MDA1MjcxMjQ0NDNaMBgxFjAUBgNVBAMTDWpodXRudC5qaC5lZHUwggEiMA0GCSqG SIb3DQEBAQUAA4IBDwAwggEKAoIBAQCmUazDes4A5nGVHDkfZfCjb5SGiIDwwqop zCO+y/ySRy7JnCc5n0huPg64jH+XkaApYgk956x5hyY3dLZ23vS7ZNdUFkHEIGY9 jkfJkuuyXr2aKYZVmoC77pUILjyvK/Ad0C1b0IkrYGSwm42Z7nI7Y3hsXlGYYVJh vjoxLrxddr7VdukgloGC+ZUfuGmvNe+9PSbucwMhueEhf3J40MnjnFThJhBzG/N0 RPn2NY+AngLXQDLJqJJAZgb4rbev1g0P7GtUK/BKPWzNLymqt0MM7gqERXZbgDmd JqM+nikQkwwKClUU/h6X0sBWuWjXx82nvIWyJ7xcli6NBjapwZlJAgMBAAGjggJ1 MIICcTAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYIKwYBBQUHAwEGCCsGAQUF BwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFAPnomB0GKfY9df/MjE5gBQP7fD9 MB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/zqOyhMG8GCCsGAQUFBwEBBGMw YTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50LXgzLmxldHNlbmNyeXB0Lm9y ZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgzLmxldHNlbmNyeXB0Lm9y Zy8wKwYDVR0RBCQwIoINamh1dG50LmpoLmVkdYIRd3d3LmpodXRudC5qaC5lZHUw TAYDVR0gBEUwQzAIBgZngQwBAgEwNwYLKwYBBAGC3xMBAQEwKDAmBggrBgEFBQcC ARYaaHR0cDovL2Nwcy5sZXRzZW5jcnlwdC5vcmcwggEEBgorBgEEAdZ5AgQCBIH1 BIHyAPAAdgBep3P531bA57U2SH3QSeAyepGaDIShEhKEGHWWgXFFWAAAAXCG5HNS AAAEAwBHMEUCIQDZSC4nYDM4cNGrwQ6KNaJtzK5K6wLJ72JC41O7Cmm9BQIgcpaa n04/czgtVHo7H0SBUUEWoeUicVDGmAa2CQ4OHS0AdgAHt1wb5X1o//Gwxh0jFce6 5ld8V5S3au68YToaadOiHAAAAXCG5HNxAAAEAwBHMEUCIAG09yrFTijN2gr+/ZgV YLvrdefXTfh0RzFZOpRGXAyOAiEAvlcmi8YX/bgGI7vPNfzzMFXEW7kIW1Zyb3gk 8A0j/8gwDQYJKoZIhvcNAQELBQADggEBAHrXWpYOoLxCA+TE5lj5+7SEbuLa4aK7 YQOZzpXBZ6GdwEdkpeRmI3cSalxu+XBhU2BqkI32k49kHn0fVBT5Ect3E2lBfjiq rtDFyWrvSQ+gXBdKt/nvIBxL+oWLmqVDs8BD8Scnrd4IM/dedAmbWtwxQa5ySWCE n3/MyvufmOtI7nWZwW0Cw16o3tYkEbwfz49Z/nPxsRfRWczmKKMduTxYCmwlyOZr FNpFNAfY0ikSDJHl69VcgmMBLdr0kv/nD2d9GCwLc3pLYnixE/IVrRmpzrFUzcf2 4kq3cQlFLFH+K36fFS+RVJ8SLIhdtrxklDLXiPwhO24pWJrdXyKETdU= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAplGsw3rOAOZxlRw5H2Xw o2+UhoiA8MKqKcwjvsv8kkcuyZwnOZ9Ibj4OuIx/l5GgKWIJPeeseYcmN3S2dt70 u2TXVBZBxCBmPY5HyZLrsl69mimGVZqAu+6VCC48ryvwHdAtW9CJK2BksJuNme5y O2N4bF5RmGFSYb46MS68XXa+1XbpIJaBgvmVH7hprzXvvT0m7nMDIbnhIX9yeNDJ 45xU4SYQcxvzdET59jWPgJ4C10AyyaiSQGYG+K23r9YND+xrVCvwSj1szS8pqrdD DO4KhEV2W4A5nSajPp4pEJMMCgpVFP4el9LAVrlo18fNp7yFsie8XJYujQY2qcGZ SQIDAQAB -----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 283851159663447814445784500593564279231922 . . . . . . . . [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 2020-02-27 12:44:43 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-27 12:44:43 +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 'jhutnt.jh.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 20995833997822548810328104920590900495747251065296445464013608496923069370300220217175004523225090857456202703409003173096736837002578744471375559603488396152771559726698974221726687212702635559574511243954901089561931411468804330599652237157589439513512756896333483995913314867730918096351730394750685699148097311859484802018639376419993856324392025087286596481668852724887092290351215420246767505339833354332594838818133163133413008867490868512467255011965255510164825670024738927127439416263107479353314924432385816899603076158705590126774283766163957832698100811464307464159043801884088938127104300522995837933897 . . . . . . . . . . . . . . . . . . . . [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) 03e7a2607418a7d8f5d7ff32313980140fedf0fd . . . . . . . . . . . . . . . . [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 (36 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'jhutnt.jh.edu' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.jhutnt.jh.edu' . . . . . . . . . . . . . . . . [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) 00f00076005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000017086e473520000040300473045022100d9482e2760333870d1abc10e8a35a26dccae4aeb02c9ef6242e353bb0a69bd05022072969a9f4e3f73382d547a3b1f4481514116a1e5227150c69806b6090e0e1d2d00760007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000017086e473710000040300473045022001b4f72ac54e28cdda0afefd981560bbeb75e7d74df8744731593a94465c0c8e022100be57268bc617fdb80623bbcf35fcf33055c45bb9085b56726f7824f00d23ffc8 . . . . [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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