owlgrid.com
Issued by R3
About this certificate
This digital certificate with serial number 04:df:5d:49:9a:2c:fc:1a:2e:10:46:4e:55:d4:45:a5:e1:07 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:
- 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=owlgrid.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 04:df:5d:49:9a:2c:fc:1a:2e:10:46:4e:55:d4:45:a5:e1:07Serial Number (int): 424456111918744074142485309528106944815367
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: cc:f8:f2:e6:36:d5:05:d6:fb:d9:60:b6:14:cb:8b:71:a0:5d:06:e0
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6
Fingerprint (sha1): 2a:c9:cb:d7:27:f6:ae:1a:71:93:18:fe:19:89:7e:bb:59:b3:f3:a1
Fingerprint (sha256): d7:87:e8:1e:ce:02:0f:cb:2f:b9:ce:1c:ac:e6:46:6c:dd:9c:9f:44:af:d3:97:3f:5b:06:e5:4e:51:79:eb:6c
Issuing Certificate URL: http://r3.i.lencr.org/
Revocation information
OCSP Server: http://r3.o.lencr.orgCheck the revocation status for certificate owlgrid.com
2
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for owlgrid.com
Public Key Algorithm
ECDSA
Key Size
256
Signature Algorithm
SHA256 with RSA
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
owlgrid.com
www.owlgrid.com
www.owlgrid.com
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www.thomaswill.co.uk
noitadaa.com
au-app.au-schein.de
owlgrid.com
owlgrid.com
atkinsbookoflandscapes.com
switchdz.com
www.partypooper.am
www.martinslopes.com
penumbra.zone
access.optculture.com
debtonator.app
kryptoverotus.fi
developers.kinetik.care
designbyherb.co.uk
bazo.vendeme.app
owlgrid.com
owlgrid.com
www.steamboatsoftware.com
michellepalma.com
noriwang.com
noitadaa.com
owlgrid.com
switchdz.com
www.thomaswill.co.uk
noitadaa.com
Certificate
The complete raw certificate details for owlgrid.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIEKTCCAxGgAwIBAgISBN9dSZos/BouEEZOVdRFpeEHMA0GCSqGSIb3DQEBCwUA MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD EwJSMzAeFw0yNDAxMjcwODQwMTJaFw0yNDA0MjYwODQwMTFaMBYxFDASBgNVBAMT C293bGdyaWQuY29tMFkwEwYHKoZIzj0CAQYIKoZIzj0DAQcDQgAE1OzTy52efLNb Emdt4Oq9bkR2/ZxM+5rRD3//QSOtjmVSmu+5PEWslZhxLD5gAvQB4+xon6MdSXAy N6HGm2jgV6OCAh4wggIaMA4GA1UdDwEB/wQEAwIHgDAdBgNVHSUEFjAUBggrBgEF BQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQUzPjy5jbVBdb7 2WC2FMuLcaBdBuAwHwYDVR0jBBgwFoAUFC6zF7dYVsuuUAlA5h+vnYsUwsYwVQYI KwYBBQUHAQEESTBHMCEGCCsGAQUFBzABhhVodHRwOi8vcjMuby5sZW5jci5vcmcw IgYIKwYBBQUHMAKGFmh0dHA6Ly9yMy5pLmxlbmNyLm9yZy8wJwYDVR0RBCAwHoIL b3dsZ3JpZC5jb22CD3d3dy5vd2xncmlkLmNvbTATBgNVHSAEDDAKMAgGBmeBDAEC ATCCAQQGCisGAQQB1nkCBAIEgfUEgfIA8AB2AEiw42vapkc0D+VqAvqdMOscUgHL Vt0sgdm7v6s52IRzAAABjUpKgSAAAAQDAEcwRQIgPwRYqur3AzFjuI2sXaM87Rd1 ic6cssx50hIoRKVkld0CIQDKnnByL4LIzh63zYBQslSav7IxmwZvcF84LI9reNVO rAB2AKLiv9Ye3i8vB6DWTm03p9xlQ7DGtS6i2reK+Jpt9RfYAAABjUpKgUAAAAQD AEcwRQIgV99loB+U+B+qkn6akBiNqck8yFcpJm2pb+rA2a4yh8YCIQDvxlX55v63 P1qybNv/FJrNa8u/+d664oQn3duTyf+d1TANBgkqhkiG9w0BAQsFAAOCAQEAKLos 55xWleRFI0E27+tY+5bI3zxFukR89kwe1W3gf/mKepFZJdlNLx2ch9snAYwJaOsd PStv0Cgqtx2syiStXr7xbuAg5Ks6NsaT0HhmZGJlvzvyWkLe14YV0hNr4clnJt1L Y8O+XDY0VFODByHf3PuvV+zWB65POYYGy+6//s3xP21OMMF347BxxF5ky3NSkhJv XZv01XqTB5wfx8z4ZQ2uUCSLLkCee7FKzO2344vQPB/5xJ/emEp+tP/+ZKZNYno8 TuqVg6lKtNeC+yfiEKX8zP8xptLyQArEdTeyt4+wrJlR9ZmtZpcyUqej2DKgr8O8 fF6Q2leLrgooB/wDfQ== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MFkwEwYHKoZIzj0CAQYIKoZIzj0DAQcDQgAE1OzTy52efLNbEmdt4Oq9bkR2/ZxM +5rRD3//QSOtjmVSmu+5PEWslZhxLD5gAvQB4+xon6MdSXAyN6HGm2jgVw== -----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 424456111918744074142485309528106944815367 . . . . . . . . [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 2024-01-27 08:40:12 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-04-26 08:40:11 +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 'owlgrid.com' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.2.1 (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) 0004d4ecd3cb9d9e7cb35b12676de0eabd6e4476fd9c4cfb9ad10f7fff4123ad8e65529aefb93c45ac9598712c3e6002f401e3ec689fa31d49703237a1c69b68e057 . . . . . . . . [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) ccf8f2e636d505d6fbd960b614cb8b71a05d06e0 . . . . . . . . . . . . . . . . [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 'owlgrid.com' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.owlgrid.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) 00f000760048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018d4a4a8120000004030047304502203f0458aaeaf7033163b88dac5da33ced177589ce9cb2cc79d2122844a56495dd022100ca9e70722f82c8ce1eb7cd8050b2549abfb2319b066f705f382c8f6b78d54eac007600a2e2bfd61ede2f2f07a0d64e6d37a7dc6543b0c6b52ea2dab78af89a6df517d80000018d4a4a81400000040300473045022057df65a01f94f81faa927e9a90188da9c93cc85729266da96feac0d9ae3287c6022100efc655f9e6feb73f5ab26cdbff149acd6bcbbff9debae28427dddb93c9ff9dd5 . . . . [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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