dilbert.physics.wm.edu

Issued by R3

About this certificate

This digital certificate with serial number 04:61:97:80:56:59:57:1c:33:fd:e2:11:e3:1f:18:7c:86:07 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:
  • DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
  • Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
  • Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)

Certificate Subject

CN=dilbert.physics.wm.edu

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:61:97:80:56:59:57:1c:33:fd:e2:11:e3:1f:18:7c:86:07
Serial Number (int): 381657913111098923966302457364579899704839
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: d4:21:65:f1:ec:e5:7d:a1:5c:6d:3e:53:53:3a:b7:1b:74:09:40:12
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 5b:35:50:87:15:19:7b:5a:bd:82:43:9d:81:88:48:88:0d:d1:1a:35
Fingerprint (sha256): 0c:63:96:0d:d4:00:46:00:90:71:1e:a6:3c:95:13:c3:a3:5a:84:c0:7f:a4:a4:31:ab:7c:ef:e1:36:4b:b5:a6

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate dilbert.physics.wm.edu

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for dilbert.physics.wm.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

dilbert.physics.wm.edu

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Certificate

The complete raw certificate details for dilbert.physics.wm.edu in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA2hZqX4JbhOYMB+gpyzjW
RldIbiIHxvtECWrOEsXmaHBtxwi9Ya9aoRruEfwG8bfL7tI8N3oiPzfrOVWX6AHX
BAf3Cs+Q0fuzscSOIo1ye5YK7oJv94zAe67X4PpTtmXbaiuFL+7GuBskDIqYVstN
rZ3NyfuwLNsO3cZ60KNethlmzNf6AUMuHpc7lkxQhloJe4l0wR1pEXsYjMrpaLgU
eyueho39BuIbuMdGBE5nJZcHECDVf/TlJVFwQQ1vbJh2msHaBf7Wbvi0if6aYc7R
rMWz5O4rOlWQYRgvO3uVZx2eLVTVkrC/Q/+lBigEUs0chLe1jjL3qbR5W/PwY9QT
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 381657913111098923966302457364579899704839
 . . . . . . . . [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 'R3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-11-02 09:38:33 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-01-31 09:38:32 +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 'dilbert.physics.wm.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 27531003987410983667547188711546640878713052198839239253993960033631512888792105934957498654604166327968637799401237256383437380124747430533143160306364844696782277928637661299230688101612541889927852206251031564198319105088680774905969823441184657549253844005387212565433053300541717522322977757935052620931215822914000581155208283151408155610727871532706875170408381387231106910679945875503895029101256060332658171581368948326882000386678209162990102234298132706101651380017272664959260320392670152660059852231030736148965213406064833656883629064637338350174219160535240751258791029759504351110112773690612302222097
 . . . . . . . . . . . . . . . . . . . . [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)
							d42165f1ece57da15c6d3e53533ab71b74094012
 . . . . . . . . . . . . . . . . [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 142eb317b75856cbae500940e61faf9d8b14c2c6
 . . . . . . . . . . . . . . . . [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 (73 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://r3.o.lencr.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://r3.i.lencr.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 (26 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'dilbert.physics.wm.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 (12 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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007700dab6bf6b3fb5b6229f9bc2bb5c6be87091716cbb51848534bda43d3048d7fbab0000018b8f9d01870000040300483046022100d566a3ede9ca988fcd3336e9f77fe7ccc22b948f7ff8a78103a2e01c73d19b9402210095ce3ad2b327062e5393e3e961acee6e7e40adcb17a2f0778dd796c8acc07b590076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018b8f9d01da0000040300473045022100843d9a3aa218a6da11c9cf93980dd100447fd2f01234ff8fb3ad3021e0f88c9102205b65807b3d589b73df580a652506a8808ab18c160402dbd88eb5a4b2623fa728
 . . . . [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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