kgs.org.uk
Issued by E1
About this certificate
This digital certificate with serial number 04:6d:b2:03:55:c2:15:47:c4:01:fd:ab:f4:2f:9e:17:4b:1b was issued on by Let's Encrypt.
With 2 subject alternative names this certificate can be used to secure multiple fqdn's. This certificate is currently not expired, we haven't checked the revocation status of this certificate but you can do this simply on revocationcheck.com. 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=kgs.org.uk
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate will expire on
Certificate Details
Serial Number (hex): 04:6d:b2:03:55:c2:15:47:c4:01:fd:ab:f4:2f:9e:17:4b:1bSerial Number (int): 385776541620945235516582458240712920484635
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: 0f:c5:2a:d1:74:ac:fc:e3:e1:fa:a1:23:e7:ab:c6:d4:fe:06:86:32
AuthorityKeyId: 5a:f3:ed:2b:fc:36:c2:37:79:b9:52:30:ea:54:6f:cf:55:cb:2e:ac
Fingerprint (sha1): e3:d3:ec:8a:51:4d:85:01:ec:dc:06:4d:fc:02:fd:a7:e5:23:56:41
Fingerprint (sha256): 84:6b:f1:40:a0:ea:7f:87:a9:e2:96:2d:5f:b2:47:ad:3c:52:19:4b:07:29:63:01:4d:dd:23:29:02:1f:aa:40
Issuing Certificate URL: http://e1.i.lencr.org/
Revocation information
OCSP Server: http://e1.o.lencr.orgCheck the revocation status for certificate kgs.org.uk
2
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for kgs.org.uk
Public Key Algorithm
ECDSA
Key Size
256
Signature Algorithm
ECDSA with SHA384
Key Usage
Digital Signature
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
*.kgs.org.uk
kgs.org.uk
kgs.org.uk
Other certificates including the domain name kgs.org.uk
(limited to 100 certificates)
sport.kgs.org.uk
sport.kgs.org.uk
intranet.kgs.org.uk
*.kgs.org.uk
*.kgs.org.uk
intranet.kgs.org.uk
cc4.kgs.org.uk
kgs.org.uk
sport.kgs.org.uk
*.kgs.org.uk
sport.kgs.org.uk
kgs.org.uk
*.kgs.org.uk
kgs.org.uk
*.kgs.org.uk
kgs.org.uk
kgs.org.uk
*.kgs.org.uk
sport.kgs.org.uk
mail.kgs.org.uk
*.kgs.org.uk
kgs.org.uk
intranet.kgs.org.uk
kgs.org.uk
kgs.org.uk
cc4.kgs.org.uk
kgs.org.uk
sport.kgs.org.uk
sport.kgs.org.uk
cc4.kgs.org.uk
*.kgs.org.uk
cc4.kgs.org.uk
sport.kgs.org.uk
intranet.kgs.org.uk
cc4.kgs.org.uk
kgs.org.uk
cc4.kgs.org.uk
sport.kgs.org.uk
sport.kgs.org.uk
intranet.kgs.org.uk
*.kgs.org.uk
*.kgs.org.uk
intranet.kgs.org.uk
cc4.kgs.org.uk
kgs.org.uk
sport.kgs.org.uk
*.kgs.org.uk
sport.kgs.org.uk
kgs.org.uk
*.kgs.org.uk
kgs.org.uk
*.kgs.org.uk
kgs.org.uk
kgs.org.uk
*.kgs.org.uk
sport.kgs.org.uk
mail.kgs.org.uk
*.kgs.org.uk
kgs.org.uk
intranet.kgs.org.uk
kgs.org.uk
kgs.org.uk
cc4.kgs.org.uk
kgs.org.uk
sport.kgs.org.uk
sport.kgs.org.uk
cc4.kgs.org.uk
*.kgs.org.uk
cc4.kgs.org.uk
sport.kgs.org.uk
intranet.kgs.org.uk
cc4.kgs.org.uk
kgs.org.uk
cc4.kgs.org.uk
sport.kgs.org.uk
Certificate
The complete raw certificate details for kgs.org.uk in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIDgjCCAwmgAwIBAgISBG2yA1XCFUfEAf2r9C+eF0sbMAoGCCqGSM49BAMDMDIx CzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQDEwJF MTAeFw0yNDAyMjcxMjU2NTdaFw0yNDA1MjcxMjU2NTZaMBUxEzARBgNVBAMTCmtn cy5vcmcudWswWTATBgcqhkjOPQIBBggqhkjOPQMBBwNCAARHjQCAZ97ZG5O7ejCo zxFgioLwKjIK3XhhfeXfxeAkUKQ9Oe4KPAqLdAD8Az3o6XurhMz8zOKpm1x0gmhe V+Aao4ICGjCCAhYwDgYDVR0PAQH/BAQDAgeAMB0GA1UdJQQWMBQGCCsGAQUFBwMB BggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBQPxSrRdKz84+H6oSPn q8bU/gaGMjAfBgNVHSMEGDAWgBRa8+0r/DbCN3m5UjDqVG/PVcsurDBVBggrBgEF BQcBAQRJMEcwIQYIKwYBBQUHMAGGFWh0dHA6Ly9lMS5vLmxlbmNyLm9yZzAiBggr BgEFBQcwAoYWaHR0cDovL2UxLmkubGVuY3Iub3JnLzAjBgNVHREEHDAaggwqLmtn cy5vcmcudWuCCmtncy5vcmcudWswEwYDVR0gBAwwCjAIBgZngQwBAgEwggEEBgor BgEEAdZ5AgQCBIH1BIHyAPAAdgBIsONr2qZHNA/lagL6nTDrHFIBy1bdLIHZu7+r OdiEcwAAAY3q2rQRAAAEAwBHMEUCIE9IcPkB9sVX8BmjTXfzlE0lP0l8K3ijKkpX rGFrqUnGAiEA0c0W2oHXiuCM9EXPmK9FPXjLCXVif1STtZxHFi9lGBIAdgDuzdBk 1dsazsVct520zROiModGfLzs3sNRSFlGcR+1mwAAAY3q2rQZAAAEAwBHMEUCIQDk a33DrLyMESuZ4Bb/rjN/jru9hveYenqtxPidA0Mj3QIgYORViEB+1qt8MLEITAak 5TYxaI1CtlSzAtlVQ1VII7wwCgYIKoZIzj0EAwMDZwAwZAIwLy6+ClbFhkWvjjrn H4F95clTHHEd47ClOkcJUHRTML4eO0hTuTbKXMV/iixGg30cAjA2tSj3VV0rtKKX QCzZfkVfOHBdMi3nvCywsrQHyO1RWSpOXD2U4SUPSDK4q3QhE9k= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MFkwEwYHKoZIzj0CAQYIKoZIzj0DAQcDQgAER40AgGfe2RuTu3owqM8RYIqC8Coy Ct14YX3l38XgJFCkPTnuCjwKi3QA/AM96Ol7q4TM/MziqZtcdIJoXlfgGg== -----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 385776541620945235516582458240712920484635 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.4.3.3 (ecdsaWithSHA384) . . . . . . . . [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 'E1' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-02-27 12:56:57 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-05-27 12:56:56 +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 'kgs.org.uk' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.2.1 (ecPublicKey) . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.3.1.7 (prime256v1) . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (520 bits) 0004478d008067ded91b93bb7a30a8cf11608a82f02a320add78617de5dfc5e02450a43d39ee0a3c0a8b7400fc033de8e97bab84ccfccce2a99b5c7482685e57e01a . . . . . . . . [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 (1 bits) 0780 . . . . . . . . . . . . . . . . [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) 0fc52ad174acfce3e1faa123e7abc6d4fe068632 . . . . . . . . . . . . . . . . [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 5af3ed2bfc36c23779b95230ea546fcf55cb2eac . . . . . . . . . . . . . . . . [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://e1.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://e1.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 '*.kgs.org.uk' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'kgs.org.uk' . . . . . . . . . . . . . . . . [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) 00f000760048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018deadab411000004030047304502204f4870f901f6c557f019a34d77f3944d253f497c2b78a32a4a57ac616ba949c6022100d1cd16da81d78ae08cf445cf98af453d78cb0975627f5493b59c47162f651812007600eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018deadab4190000040300473045022100e46b7dc3acbc8c112b99e016ffae337f8ebbbd86f7987a7aadc4f89d034323dd022060e45588407ed6ab7c30b1084c06a4e53631688d42b654b302d95543554823bc . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.4.3.3 (ecdsaWithSHA384) . . . . [c:0|t:3|false] BIT STRING (816 bits) . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:2|false] INTEGER 7262064830514254290009032557924628659009975212001213695243690896017464557220010112490774785507515316628236064226588 . . . . . . . . . . . . [c:0|t:2|false] INTEGER 8420278961906407611262655086781948992994814530179545122694918656504046624639298571365731165073508565627540472927193