rockwellcollegeunion.com

Issued by R3

About this certificate

This digital certificate with serial number 03:a3:6c:c6:3c:86:39:75:c2:dc:b8:0e:df:d7:fd:bc:d2:58 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=rockwellcollegeunion.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:a3:6c:c6:3c:86:39:75:c2:dc:b8:0e:df:d7:fd:bc:d2:58
Serial Number (int): 316947469529295403300648822131659080782424
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: c6:0f:52:e1:6a:50:c0:20:cb:d1:9e:d6:be:3d:39:f7:37:de:d5:42
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 97:34:dd:df:47:c4:67:10:85:d1:dc:7d:16:bc:81:47:a4:58:5d:80
Fingerprint (sha256): e8:8e:02:ff:3c:ad:93:e4:a5:12:4b:8e:7c:8e:82:d6:93:ae:29:da:72:a9:3b:0f:76:71:92:7a:6b:51:5e:94

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

Revocation information

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

Check the revocation status for certificate rockwellcollegeunion.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for rockwellcollegeunion.com

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

rockwellcollegeunion.com

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dinghykit.clerky.io
dinghykit.clerky.io
dinghykit.clerky.io

Certificate

The complete raw certificate details for rockwellcollegeunion.com in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIE/TCCA+WgAwIBAgISA6NsxjyGOXXC3LgO39f9vNJYMA0GCSqGSIb3DQEBCwUA
MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD
EwJSMzAeFw0yMzEwMTUyMDI1NTFaFw0yNDAxMTMyMDI1NTBaMCMxITAfBgNVBAMT
GHJvY2t3ZWxsY29sbGVnZXVuaW9uLmNvbTCCASIwDQYJKoZIhvcNAQEBBQADggEP
ADCCAQoCggEBAJJTFRUnkbj2PNTTDKLEpG0b0AjM4HIsys8YMQOvvxiDmxty0QRX
1P3tXiz3MYA8o6nz42+B7LoFHV35Jw5XBTInbJKH6ew2VFhwBrbhsgll+DROqTc+
BUXR1BHXFddltCLGJaV29K7E1A81lORv1U+D39Yjybo9ExlL1hwJx7KKlB8+suMI
xHuHGo9ef3uEtjl0Dz2JbkQh76nn2xsIHabCCyaqolFepsVJ+IIK5gy+xflp/1sq
KQ0ftK/Q1EfpDs3SA6zBO5fvZx9DqUA0KVIcDzFZMh2vyGy4bzmuS5K8OpukdIHf
DEiiRUPoJw5amQV3BB2I+KK00i/wP23gR4sCAwEAAaOCAhowggIWMA4GA1UdDwEB
/wQEAwIFoDAdBgNVHSUEFjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/
BAIwADAdBgNVHQ4EFgQUxg9S4WpQwCDL0Z7Wvj059zfe1UIwHwYDVR0jBBgwFoAU
FC6zF7dYVsuuUAlA5h+vnYsUwsYwVQYIKwYBBQUHAQEESTBHMCEGCCsGAQUFBzAB
hhVodHRwOi8vcjMuby5sZW5jci5vcmcwIgYIKwYBBQUHMAKGFmh0dHA6Ly9yMy5p
LmxlbmNyLm9yZy8wIwYDVR0RBBwwGoIYcm9ja3dlbGxjb2xsZWdldW5pb24uY29t
MBMGA1UdIAQMMAowCAYGZ4EMAQIBMIIBBAYKKwYBBAHWeQIEAgSB9QSB8gDwAHYA
2ra/az+1tiKfm8K7XGvocJFxbLtRhIU0vaQ9MEjX+6sAAAGLNTspsgAABAMARzBF
AiEA6rVYkqqcSpYkb7sJaVVJJzHOuzb9SP2rg4NKANLj87cCICbxT62pz+aX6k/O
7qAbkDleU7AUciU8P3ld0Fw/h1slAHYAO1N3dT4tuYBOizBbBv5AO2fYT8P0x70A
DS1yb+H61BcAAAGLNTspowAABAMARzBFAiEAuLk46xVu8iiGODW1zjOWZ67E4o60
WDLhDP9d2iObW9UCIALejqvhzg5bSDeV/EjwoF61u3Gqm9wefdJaUg+1ZpNiMA0G
CSqGSIb3DQEBCwUAA4IBAQA3J8R60/O3r2x0X9BLkQCYskeqWw5AW6cqg4+EptJQ
CSk4PIzD4jdhK0t9eEmYbV2OkyFsfYqWmXIWqsVExX99BRz3McBVrEvdEUTGqB/B
dNcebdNVB15P8Yz0+jmt1S31/s5C8BF2zuue0MKLg5rsIDz0P7gBD4Hdk/DFlNtv
e3R/X8OBdWdV4yzbUrjJ8/rGeBOX3HdMqeiupHx9NhBlAUQJOErIkuJB0kUnjX40
0gC6ISkQYMhh0ISSvqEc0rcC3L19qS3VRKXKJbMX9p0RlmunAhwgtRaUN3odF2im
QEUhF1eD9BMVdD7JQd2t5sw/i4vr9+kNoMGjsSEfy8Lo
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAklMVFSeRuPY81NMMosSk
bRvQCMzgcizKzxgxA6+/GIObG3LRBFfU/e1eLPcxgDyjqfPjb4HsugUdXfknDlcF
Midskofp7DZUWHAGtuGyCWX4NE6pNz4FRdHUEdcV12W0IsYlpXb0rsTUDzWU5G/V
T4Pf1iPJuj0TGUvWHAnHsoqUHz6y4wjEe4caj15/e4S2OXQPPYluRCHvqefbGwgd
psILJqqiUV6mxUn4ggrmDL7F+Wn/WyopDR+0r9DUR+kOzdIDrME7l+9nH0OpQDQp
UhwPMVkyHa/IbLhvOa5Lkrw6m6R0gd8MSKJFQ+gnDlqZBXcEHYj4orTSL/A/beBH
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 316947469529295403300648822131659080782424
 . . . . . . . . [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 2023-10-15 20:25:51 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-01-13 20:25:50 +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 'rockwellcollegeunion.com'
 . . . . . . . . [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 18471761960774982297516285056616776570783761388326091024658622223572896330288328705622606297869693794443894178997279927994632640364320949724425185788526676419933886817000805243017386456202166638544665884336316733606518852502821449372726649174951340249799002960219314386177136912430529163044024120642680162358502985818522422708951197181984624489192966891526334935800574467578386808802633095263007907835435862096351361206340194559447232309530665290492372011596504304043655764319279527121988910007058567542641351445156532463945157242978138325643185240356891029824271608883198955176077250096012231167639409793520856221579
 . . . . . . . . . . . . . . . . . . . . [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)
							c60f52e16a50c020cbd19ed6be3d39f737ded542
 . . . . . . . . . . . . . . . . [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 (28 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'rockwellcollegeunion.com'
 . . . . . . . . . . . . . . . . [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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007600dab6bf6b3fb5b6229f9bc2bb5c6be87091716cbb51848534bda43d3048d7fbab0000018b353b29b20000040300473045022100eab55892aa9c4a96246fbb096955492731cebb36fd48fdab83834a00d2e3f3b7022026f14fada9cfe697ea4fceeea01b90395e53b01472253c3f795dd05c3f875b250076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018b353b29a30000040300473045022100b8b938eb156ef228863835b5ce339667aec4e28eb45832e10cff5dda239b5bd5022002de8eabe1ce0e5b483795fc48f0a05eb5bb71aa9bdc1e7dd25a520fb5669362
 . . . . [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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