www.blym.org.uk

Issued by R3

About this certificate

This digital certificate with serial number 04:c8:a8:70:30:58:7c:47:76:c0:2a:d1:b2:ee:43:94:90:51 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=www.blym.org.uk

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 04:c8:a8:70:30:58:7c:47:76:c0:2a:d1:b2:ee:43:94:90:51
Serial Number (int): 416729509932334902858783341267819968106577
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: e3:58:b5:94:a6:8f:3e:8a:75:b1:2c:b6:6a:cc:93:6d:ee:05:50:8c
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 47:7a:05:35:3d:15:89:6f:5a:80:72:46:b5:51:8e:36:78:ae:57:40
Fingerprint (sha256): a6:e1:71:be:e5:5d:e2:44:29:cf:c9:d7:64:72:1d:d8:db:b7:8f:fd:36:4b:2b:5b:10:1e:c8:9f:0d:92:0a:20

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

Revocation information

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

Check the revocation status for certificate www.blym.org.uk

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.blym.org.uk

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

blym.org.uk
www.blym.org.uk

Other certificates including the domain name blym.org.uk

(limited to 100 certificates)
blym.org.uk
blym.org.uk
blym.org.uk
blym.org.uk
blym.org.uk
blym.org.uk
blym.org.uk
blym.org.uk
www.blym.org.uk
blym.org.uk
blym.org.uk
www.blym.org.uk
blym.org.uk
blym.org.uk
blym.org.uk
www.blym.org.uk
blym.org.uk
blym.org.uk
blym.org.uk

Certificate

The complete raw certificate details for www.blym.org.uk in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIE+TCCA+GgAwIBAgISBMiocDBYfEd2wCrRsu5DlJBRMA0GCSqGSIb3DQEBCwUA
MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD
EwJSMzAeFw0yNDAzMDcyMTUzMDZaFw0yNDA2MDUyMTUzMDVaMBoxGDAWBgNVBAMT
D3d3dy5ibHltLm9yZy51azCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEB
ANNE+gw60+YdnHsvAZJPfVJXg3EStNnEKUCjPZoEKQyqie5qXfYpyhXqqqjnJrOP
lnETFbVXgvDIzC8858VPo9IhOuWc6D+m1tOaWV3IBY9hdnvrrWteJMDk0eVxTkm4
4hmAU1ku9HXe49OsFXjI12eanwKnyI61K7Z84tVUbd1MhV7owrEwt1FjDg3qATJO
4rMMZjblyNY13kt1+FdzWsaqtLEvn9zTZLGGTY7uEZGDvj5JnKGJkWeDSqKungDf
6lLEaWSGvMGWnuY+2/BNp/8BnvJCnUTfjf+fKgVmJj9HCx8XC0/c0HhotMSesoKS
CR9iTGoLJ2s13lvMkh28LvUCAwEAAaOCAh8wggIbMA4GA1UdDwEB/wQEAwIFoDAd
BgNVHSUEFjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNV
HQ4EFgQU41i1lKaPPop1sSy2asyTbe4FUIwwHwYDVR0jBBgwFoAUFC6zF7dYVsuu
UAlA5h+vnYsUwsYwVQYIKwYBBQUHAQEESTBHMCEGCCsGAQUFBzABhhVodHRwOi8v
cjMuby5sZW5jci5vcmcwIgYIKwYBBQUHMAKGFmh0dHA6Ly9yMy5pLmxlbmNyLm9y
Zy8wJwYDVR0RBCAwHoILYmx5bS5vcmcudWuCD3d3dy5ibHltLm9yZy51azATBgNV
HSAEDDAKMAgGBmeBDAECATCCAQUGCisGAQQB1nkCBAIEgfYEgfMA8QB3ADtTd3U+
LbmAToswWwb+QDtn2E/D9Me9AA0tcm/h+tQXAAABjhsezKoAAAQDAEgwRgIhAPgI
henLu94O91TyAgVMq0E+yALub9btbHhpOvsWX+gnAiEAs10DNGR3FtP09IyKkmnh
5EZpNsXWwT17hZ5b9bL1ngUAdgCi4r/WHt4vLweg1k5tN6fcZUOwxrUuotq3ivia
bfUX2AAAAY4bHsyvAAAEAwBHMEUCIEh9yTVpu5KfF/azsfJJurcm1BfoXpT2wRXG
N7+WQtLpAiEA5HeDqVowUqf33HStocSHOg7D9wUe0Wj+9dSpTlhSkmkwDQYJKoZI
hvcNAQELBQADggEBAH1aAewjUEFrIY7u/uHgecwztsL0H8OQ0rlM9uv/V+9uiTt0
950pdlEjpwPYvkneOEpwj59+9e9wFlTvuR6CodPfMaZSwECrMAgeMsMzl5APLX69
JGLTx0sgEAA8ZrOoKVkxBJLlI9gYe6Vy/Jzx2JzfBK4qG0+fSlwxGKixzJF1RlA6
msc81T95YMbqeYl8+3HOFZ/s6Wg8NluxWOpQsMo9z2aCDI8IzuP33XEq31eFl4g6
wu88ZLL86EQit7DKB57bgGN8bMGmkPYPC+yk8vD8TcGvG6114qNau9jQzeD+LQDx
f0RVmsa64VP/IOzGDgqoVRwIOYYUFoBsL2SS3/k=
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA00T6DDrT5h2cey8Bkk99
UleDcRK02cQpQKM9mgQpDKqJ7mpd9inKFeqqqOcms4+WcRMVtVeC8MjMLzznxU+j
0iE65ZzoP6bW05pZXcgFj2F2e+uta14kwOTR5XFOSbjiGYBTWS70dd7j06wVeMjX
Z5qfAqfIjrUrtnzi1VRt3UyFXujCsTC3UWMODeoBMk7iswxmNuXI1jXeS3X4V3Na
xqq0sS+f3NNksYZNju4RkYO+PkmcoYmRZ4NKoq6eAN/qUsRpZIa8wZae5j7b8E2n
/wGe8kKdRN+N/58qBWYmP0cLHxcLT9zQeGi0xJ6ygpIJH2JMagsnazXeW8ySHbwu
9QIDAQAB
-----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 416729509932334902858783341267819968106577
 . . . . . . . . [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 2024-03-07 21:53:06 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-06-05 21:53:05 +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 'www.blym.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 1.2.840.113549.1.1.1 (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 26670296050533494891710051795374544759558176343748311976561331349238562051314070629784801659287144428897109593306726114285660839683399339947522717340112943121033907864690213457425509555776242260326769076587423471952083310189916082932833754216524482126774453116127931639238266986302138141967356504867679484564875342872483349621660868969475370893439208595940008003901750128101267334861733800981715827762245925424382646008996121003952865785433058108465542069776394690265330950383246217283687768070797894738685728607716173644543082049873134704703701136810928244794628172090465760241584724862537824393116718680086530502389
 . . . . . . . . . . . . . . . . . . . . [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)
							e358b594a68f3e8a75b12cb66acc936dee05508c
 . . . . . . . . . . . . . . . . [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 (32 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'blym.org.uk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.blym.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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f10077003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018e1b1eccaa0000040300483046022100f80885e9cbbbde0ef754f202054cab413ec802ee6fd6ed6c78693afb165fe827022100b35d0334647716d3f4f48c8a9269e1e4466936c5d6c13d7b859e5bf5b2f59e05007600a2e2bfd61ede2f2f07a0d64e6d37a7dc6543b0c6b52ea2dab78af89a6df517d80000018e1b1eccaf00000403004730450220487dc93569bb929f17f6b3b1f249bab726d417e85e94f6c115c637bf9642d2e9022100e47783a95a3052a7f7dc74ada1c4873a0ec3f7051ed168fef5d4a94e58529269
 . . . . [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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